- Evidence Based Review of Minimally Invasive Therapy of UUT TCCa. Urofair, Singapore Urologic Association Annual Meeting. April 6, 2019.
- UTUC biopsy and Endoscopic Resection. Urofair, Singapore Urologic Association Annual Meeting. April 4, 2019.
- Ureteroscopy with adjunctive Immunotherapy for High Risk Patients with Upper Urinary Tract TCCa. Indian Section Meeting, World Congress of Endourology. Paris, France. September 20, 2018.
- RIRS The journey so far and the future. Urology Society of India, 50th anniversary Golden Jubilee. Mumbai, India. January 19, 2017.
- Advances in Management of Upper Tract TCCa. Jefferson University Urology Symposium, Avalon. September 10, 2016.
- The Informed Consent Process in the US, the Ever Expanding Complexity. British Association of Urology, Endourology Section. September 2nd, 2016.
- Advances in The Management of Upper Urinary Tract Urothelial Carcinoma, State of the Art. Malcolm Coptcoat Lecture. British Association of Urology, Endourology Section. Plymouth, England. September 1st, 2016.
- Treatment of Upper Urinary Tract Urothelial Carcinoma – Long Term Follow Up. Jefferson University Urology Symposium. Avalon, NJ. September 12, 2015.
- Extirpative Treatment of Upper Urinary Tract Urothelial Carcinoma: An 18 Year Comprehensive Review. Challenges in Endourology. Paris, France. June 28, 2015.
- Extirpative Treatment of Upper Urinary Tract Urothelial Carcinoma: An 18 Year Comprehensive Review. AUA. New Orleans, La. May 18, 2015.
- Hypometabolism: A Novel Strategy to Extend Warm Ischemia Time during Partial Nephrectomy. Glasgow, Scotland. October 14, 2014.
- Instillation of Intra-Renal Mitomycin C Following Ureteroscopic Treatment of Large Volume, Multifocal Upper Tract Urothelial Tumors. Soc. Int. Urol. Glasgow, Scotland. October 14, 2014.
- Induction of Hypometabolism as a Novel Strategy to Extend Warm Ischemia Time during Partial Nephrectomies. AUA Annual Meeting. Orlando, Florida. May 19, 2014.
- Endoscopic Management of Upper Urinary Tract TCCa. AUA Keynote Address. Italian Society of Urology Annual Meeting. Riccione, Italy. October 6, 2013.
- Endoscopic Management of Upper tract TCCa and Complex Renal Stones in Ectopic Kidneys. Societe Internationale D’Urologie 33rd Annual Meeting. Vancouver, Canada. September 8, 2013.
- Contemporary Endourological Approach to Upper Urinary Tract TCCA. AUA and Societa Italiana Di Urologica Joint Meeting. San Diego, California. May 6, 2013.
- Ureteropyeloscopic Treatment of Large, Complex Intrarenal and proximal Ureteral Calculi. 32nd Annual Societe Internationale Urologie. Fukuoka, Japan. October 3, 2012.
- Management of Cystinuric Patients in a Dedicated Stone Clinic Decreases Stone Events. 32nd Annual Societe Internationale Urologie. Fukuoka, Japan. October 3, 2012.
- Ureteroscopic and Extirpative Treatment of Upper Urinary Tract Urothelial Carcinoma: 15 year Comprehensive Review of 160 Consecutive Patients. 32nd Annual Societe Internationale Urologie. Fukuoka, Japan. October 2, 2012.
- Evaluation of a Novel Strategy to Extend Warm Ischemia Time in Complex Partial Nephrectomies. 32nd Annual Societe Internationale Urologie. Fukuoka, Japan. October 2, 2012.
- Advances in Minimally Invasive Therapies for Upper Urinary Tract Disorders. Connecticut Urology Society Meeting. Plantsville CT. September 20, 2012.
- What’s new with Upper Tract Urothelial Carcinoma: The Bagley No Touch Technique. Urology Symposium. Avalon, NJ, September 15, 2012
- Clinical validation of a novel assay used for monitoring treatment of patients with cystinuria. American Urologic Assoc. Meeting. Atlanta, Georgia, May 23, 2012.
- Management of cystinuric patients in a dedicated stone clinic decreases stone events. American Urologic Assoc. Meeting, Atlanta, Georgia, May 22, 2012.
- Administration Of unique renoprotective cocktail in a rat model: can warm ischemia reprofusion injury be prevented. American Urologic Assoc. Meeting. Atlanta, Georgia, May 21, 2012.
- Evaluation of a novel strategy to extend warm ischemia time in complex partial nephrectomies. American Urologic Assoc. Meeting. Atlanta, Georgia, May 20, 2012.
- Endoscopic Imaging: What’s Around the Corner. BAUS Section of Endourology. Birmingham, England. April 20, 2012.
- Endoscopic Management of Upper Urinary Tract Urothelial Tumors. BAUS Section of Endourology. Birmingham, England. April 19, 2012.
- Endoscopic Management of Upper Urinary Tract Urothelial Carcinoma. ESU Course 24. Flexible Ureteroscopy and retrograde intrarenal surgery: Instrumentation, technique, tips and tricks, indications. European Assoc. of Urology. Paris, France. February 26, 2012.
- Lasers and Lithotripsy. ESU Course 24. Flexible Ureteroscopy and retrograde intrarenal surgery: Instrumentation, technique, tips and tricks, indications. European Assoc. of Urology. Paris, France. February 26, 2012.
- Endoscopic Management of Upper Urinary Tract TCCa. New York Section of the American Urologic Association. Normandy, France. September 15, 2011.
- Endourology Update. Thomas Jefferson Meeting. Avalon, New Jersey. September 10, 2011.
- Evolution of Flexible Ureteroscopic Technique. Podium Presentation. Videourology Meeting. Turin, Italy. July 8, 2011.
- Retroperitoneal Laparoscopic Treatment of Adrenal Tumors. Podium Presentation. American Urologic Association Meeting. Washington, DC. May 14, 2011.
- Reconstructive Urologic Surgery: Endoscopic and Laparoscopic. Lenox Hill Hospital Grand Rounds. December 16, 2010.
- Endoscopic Management of Complex Upper Urinary Tract Obstruction. Thomas Jefferson Department of Urology Meeting. Avalon, New Jersey. Sept. 11, 2010.
- Retroperitoneal Laparoscopic Dismembered Pyeloplasty Using a Three-Port Technique: Surgical Experience and Outcomes. 28th World Congress of Endourology. Chicago, Illinois. Sept. 1-4, 2010.
- The Incidence, Distribution and Management of Crossing Vessels during Retroperitoneal Laparoscopic Pyeloplasty. 28th World Congress of Endourology. Chicago, Illinois. Sept. 1-4, 2010.
- Prognosticators of Bleeding and Operating Time for Percutaneous Nephrostolithotomy Comparing Different Dilation Methods (CREAS). 28th World Congress of Endourology. Chicago, Illinois. Sept. 1-4, 2010.
- Retroperitoneal Laparoscopic Adrenalectomy: Surgical Experience and Outcomes. 28th World Congress of Endourology. Chicago, Illinois. Sept. 1-4, 2010.
- Administration of Reno-protective Agents in A Rat Model: Can Warm Ischemia Reprofusion Injury Be reversed? 28th World Congress of Endourology. Chicago, Illinois. Sept. 1-4, 2010.
- Endoscopic management of Upper Urinary Tract Urothelial Tumors. New York Medical College Department of Urology Grand Rounds. June 17, 2010.
- Urologic Interventions for Cystinuria. 2008 Cystinuria Symposium, Saint Vincent’s Medical Center. New York, NY. July 26, 2008.
- Stone Disease: ESWL and Invasive Therapy, Including Ureteroscopy/New Technology. Team +52/+54. AUA Annual Meeting. Orlando, Florida. May 21, 2008.
- Anatomic Variations in Crossing Vessels Found in Ureteropelvic Junction Obstructions Treated With Laparoscopic Pyeloplasty. 25th World Congress of Endourology & SWL. Cancun, Mexico. November 2, 2007.
- Is There A Role For FISH in the Management and Surveillance of Patients with Upper Tract Transitional Cell Carcinoma? 25th World Congress of Endourology & SWL. Cancun, Mexico. November 1, 2007.
- Retroperitoneal Laparoscopic Partial Nephrectomy: A Five Year Experience at a Single Institution 25th World Congress of Endourology & SWL. Cancun, Mexico. November 1, 2007.
- Stone Disease: ESWL and Invasive Therapy, Including Ureteroscopy and New Technology (II). AUA Annual Meeting 2007. Anaheim, CA. May 22, 2007.
- Ureteral and Ureteropelvic Junction Obstruction Managed with Minimally Invasive Laparoscopic Techniques. Urology Update 2007. A. Webb Roberts Center, Baylor University Medical Center, Dallas, TX. March 16, 2007.
- Advances in Technology, Indications and Technique in Flexible Ureteroscopy. Urology Update 2007. A. Webb Roberts Center, Baylor University Medical Center, Dallas, TX. March 16, 2007.
- The Use of Sealants and Glues during Laparoscopic Partial Nephrectomy: A Multi- Institutional Survey from USA and Europe of 1347 Cases. 24th World Congress on Endourology. Cleveland, OH. August 19, 2006.
- Positive Margins in Laparoscopic Partial Nephrectomy in 855 Cases: A Multi-Institutional Survey from USA and Europe. 24th World Congress on Endourology. Cleveland, OH. August 19, 2006.
- The Decreasing Role of Semi-Rigid Ureteroscope in Ureteroscopic Therapies. 24th World Congress of Endourology. Cleveland, OH. August 19, 2006.
- The Application of Flexible Ureteroscopic Lithotripsy in Cystinurics, 24th World Congress on Endourology. Cleveland, OH. August 19th, 2006.
- 55.Advances in Technology Alters Indications and Techniques Used in Flexible Ureteroscopy. 24th World Congress on Endourology. Cleveland, OH. August 19, 2006.
- Positive Margins in Laparoscopic Partial Nephrectomy in 263 Cases: A Multi-Institutional Survey. AUA Annual Meeting. Atlanta, Georgia. May 20-25, 2006.
- Routine Use of Sealants during Laparoscopic Partial Nephrectomy Reduces Post-Operative Hemorrhage and Urine Leak: A Multi-Institutional Report of 755 Cases. AUA Annual Meeting. Atlanta, Georgia. May 20-25, 2006.
- Advances in Technology Alters Indications and Techniques Used in Flexible Ureteroscopy. AUA Annual Meeting. Atlanta, Georgia. May 20-25, 2006.
- The History of Ureteroscopy. AUA Annual Meeting. 2005.
- Wireless Flexible Ureteroscopic Access: Experience with the No Touch Technique in 80 Procedures. AUA Annual Meeting. 2004.
- “In Office Laser Ablation of Recurrent Low Grade Papillary Bladder Tumors.” World Congress of Endourology. 2003.
- Broadening Experience with Retrograde Endoscopic Management of Upper Urinary Tract Urothelial Malignancies. World Congress of Endourology. 2003.
- Deflectability Study of a Prototypic Actively Deflectable Flexible Ureteroscope. World Congress of Endourology. 2003.
- Retrograde Endoscopic Management of Upper Urinary Tract Urothelial Malignancies: Long Term Follow-up. World Congress of Endourology. 2003.
- Exaggerated Primary Endoscope Deflection: Initial Clinic Experience with Prototypic Flexible Ureteroscope: The First 115 Procedures. Endourology 2003. Montreal, Canada. September 20, 2003.
- Management of the obstructed UPJ, Complex Calculi: Contemporary Management, Progressive Treatment of upper Urinary Tract Urothelial Malignancies. 52nd Annual Meeting of the Puerto Rico Urologic Association. San Juan, Puerto Rico. Nov. 10, 2001.
- The Safe Performance of Antegrade and Retrograde Endopyelotomy Using Endoluminal Ultrasound. A Multicenter Experience. The 95th Annual AUA. Atlanta, Georgia. April 29 - May 4, 2000.
- Tips and Tricks for Ureteroscopic Access to the Lower Pole ‑ Invited Lecture. 17Th World Congress of Endourology. Rhodes, Greece. September 2‑5, 1999.
- Retrograde Ureteropyeloscopic Endopyelotomy: The New York University Experience. 17Th World Congress of Endourology. Rhodes, Greece. September 2‑5, 1999.
- Ureteropyeloscopic Diagnosis and Treatment of Upper Urinary Tract Urothelial Malignancies. 17Th World Congress of Endourology. Rhodes, Greece. September 2‑5, 1999.
- Examining the Obstructive Ureter with Intraluminal Sonography: Application of 3‑D Reconstruction. 17Th World Congress of Endourology. Rhodes, Greece. September 2‑5, 1999.
- Ureteral Stricture Formation Following Removal of Impacted Calculi: Multi‑Institutional Study. 17th World Congress of Endourology. Rhodes, Greece. September 2‑5, 1999.
- Ureteropyeloscopic Treatment of Lower Pole Intrarenal Calculi. 17Th World Congress of Endourology. Rhodes, Greece. September 2‑5, 1999.
- ESWL versus Ureteroscopy in Treating Intrarenal Calculi. AUA Stone Panel, AUA 94th Annual Meeting. Dallas Texas. May 2, 1999.
- Ureteral Stricture Formation Following Removal of Impacted Calculi: Multi‑Institutional Study. AUA 94th Annual Meeting. Dallas Texas. May 1‑6, 1999.
- Ureteropyeloscopic Treatment of Lower Pole Intrarenal Calculi. AUA 94th Annual Meeting. Dallas Texas. May 1‑6, 1999.
- Ureteropyeloscopic Treatment of Lower Pole Intrarenal Calculi. Urological Society of Australia. Adelaide, Australia. March 9‑11, 1999.
- Retrograde Treatment of Large (> 2 cm) Upper Urinary Tract and Partial Staghorn Calculi. 16th World Congress on Endourology and ESWL. New York, NY. September 3‑6, 1998.
- Ureteroscopic Treatment of Lower Pole Renal Calculi. 16th World Congress on Endourology and ESWL. New York, NY. September 3‑6, 1998.
- Ureteroscopic Treatment of Lower Pole Renal Calculi. 16th World Congress on Endourology and ESWL. New York, NY. September 3‑6, 1998.
- Laser Lithotripsy: Extended Experience with the Holmium Laser Lithotrite. 6th World Congress on Endourology and ESWL. New York, NY. September 3‑6, 1998.
- Minimally Invasive Treatment of Upper Urinary Tract Carcinoma. 16th World Congress on Endourology and ESWL. New York, NY. September 3‑6, 1998.
- Retrograde Intrarenal Surgery: Treatment of Symptomatic Parapelvic Cysts and Infundibular Stenosis. 16th World Congress on Endourology and ESWL. New York, NY. September 3‑6, 1998.
- Small Actively Deflectable, Flexible Ureteroscopy. 16th World Congress on Endourology and ESWL. New York, NY. September 3‑6, 1998.
- Ureteroscopic Treatment of Large (> 2 cm) Upper Urinary Tract Calculi: Multicenter Experience. 93rd Annual American Urologic Association Meeting. San Diego, California. June 3rd, 1998.
- Ureteroscopic Treatment of Large (> 2 cm) Upper Urinary Tract Calculi: Multicenter Experience. Austroasial Urology Society. Melbourne, Australia. March 19, 1998.
- Ureteroscopic Treatment of Large (> 2 cm) Upper Urinary Tract Calculi: Multicenter Experience. South African Urologic Society. Cape Town, South Africa. March 2, 1998.
- Small Diameter (<8F) Actively Deflectable, Flexible Ureteroscopy: A series of 500 cases. 15th World Congress of Endourology. Edinburgh, Scotland. August 31st – September 3, 1997.
- Imaging and the Urinary Tract: Endoluminal Ultrasound ‑ Invited Lecture. 15th World Congress of Endourology. Edinburgh, Scotland. August 31st ‑ September 3, 1997.
- Ureteroscopic Treatment of Large (> 2 cm) Upper Urinary Tract Calculi: Multicenter Experience. 15th World Congress of Endourology. Edinburgh, Scotland. August 31st ‑ September 3, 1997.
- Expanded Experience with the Holmium Laser as an Endoscopic Lithotrite. 15th World Congress of Endourology. Edinburgh, Scotland. August 31st ‑ September 3, 1997.
- Avoiding Complications in Ureteroscopy ‑ Invited Lecture. 15th World Congress of Endourology. Edinburgh, Scotland. August 31st ‑ September 3, 1997.
- Flexible Endoscope Update & Can large Renal Calculi be treated from Below? AUA Stone Panel, American Urological Association Annual Meeting. New Orleans, Louisiana. April 1997.
- Expanded Experience with the Holmium Laser as an Endoscopic Lithotrite. American Urological Association Annual Meeting. New Orleans, Louisiana. April 1997.
- Small Diameter Actively Deflectable, Flexible Ureteroscopy: An Expanded Series of Patients Undergoing both Diagnostic and Therapeutic Endoscopy. 14th World Congress of Endourology and Shockwave Lithotripsy. Melbourne, Australia. November 13, 1996.
- Experience with the Holmium Laser as an Endoscopic Lithotrite. 14th World Congress of Endourology and Shockwave Lithotripsy. Melbourne, Australia. November 13, 1996.
- Defining Ureteral Endometriosis with Intraluminal Ultrasound. 14th World Congress of Endourology and Shockwave Lithotripsy. Melbourne, Australia. November 13, 1996.
- Treatment of Biliary Calculi using the Holmium: YAG Laser. 14th World Congress of Endourology and Shockwave Lithotripsy. Melbourne, Australia. November 13, 1996.
- Experience with the Holmium Laser as an Endoscopic Lithotrite. 14th World Congress of Endourology and Shockwave Lithotripsy. Melbourne, Australia. November 13, 1996.
- Actively Deflectable, Flexible Ureteroscopy: Technical Update. 14th World Congress of Endourology and Shockwave Lithotripsy. Melbourne, Australia. November 12, 1996.
- Ureteroscopic Treatment of Large (>2cm) Upper Urinary Tract Calculi: Multicenter Experience with the Holmium Laser in this Setting. 14th World Congress of Endourology and Shockwave Lithotripsy. Melbourne, Australia. November 12, 1996.
- Intraluminal Ultrasonographic Evaluation of Upper Urinary Tract Obstruction. 14th World Congress of Endourology and Shockwave Lithotripsy. Melbourne, Australia. November 12, 1996.
- The Economics of Stone Management ‑ AUA Stone Disease Committee. American Urologic Association, 91st Annual Meeting. Orlando, Florida. May 1996.
- Small Diameter Actively Deflectable, Flexible Ureteroscopy: An Expanded Series of Patients Undergoing both Diagnostic and Therapeutic Endoscopy. American Urologic Association. 91st Annual Meeting. Orlando, Florida. May 1996.
- Cost and Outcome Assessment of ESWL vs. Ureteroscopy in the Treatment of Ureteral Calculi. Pan Pacific Surgical Association 23rd Biennial Congress. Honolulu, Hawaii. January 1996.
- Intraluminal Transureteral Ultrasound in the Management of Ureteropelvic Junction Obstruction and Ureteral Strictures. Pan Pacific Surgical Association 23rd Biennial Congress. Honolulu, Hawaii. January 1996.
- Therapeutic Flexible Ureteroscopy. Pan Pacific Surgical Association 23rd Biennial Congress. Honolulu, Hawaii. January 1996.
- Prospective Randomized Trial of Extracorporeal Shock Wave Lithotripsy and Percutaneous Nephrostolithotomy for Lower Pole Nephrolithiasis. American Urological Association Annual Meeting. Las Vegas,NV. April 1995.
- Intraluminal Ultrasonographic Evaluation of Ureteral Narrowing: An Attempt at Defining the Etiology of Ureteral Obstruction. American Urological Association Annual Meeting. Las Vegas, NV. April 1995.
- A Mechanical Impactor Employing Nitinol Probes to Fragment Human Calculi: The Study of Fragmentation Efficiency with Flexible Endoscope Deflection. AUA. Las Vegas, NV. April 1995.
- A Critical Review of 121 Extracorporeal Shock Wave Lithotripsy Failures: the Case for Primary Endoscopic Therapy. American Urological Association Annual Meeting. Las Vegas, NV. April 1995.
- Small Diameter, Actively Deflectable Flexible Ureteroscopy: an Expanding Experience with a Variety of Therapeutic Techniques. American Urological Association Annual Meeting. Las Vegas, NV. April 1995.
- Laparoscopic Complications in Markedly Obese Urology Patients. American Urological Association Annual Meeting. Las Vegas, NV. April 1995.
- A Critical Review of 116 ESWL Failures. American College of Surgeons Annual Meeting. January 1995.
- Transperitoneal Laparoscopic Marsupialization of Symptomatic Simple Renal Cysts. American College of Surgeons Annual Meeting. January 1995.
- Endopyelotomy: The importance of Crossing Vessels Demonstrated by Endoluminal Ultrasound. 12th World Congress of Endourology and SWL. St. Louis, Missouri. December 1994.
- Intraluminal Ultrasonographic Evaluation of Ureteral Narrowing: An Attempt at Defining the Etiology of Ureteral Obstruction. 12th World Congress of Endourology and SWL. St. Louis, Missouri. December 1994.
- A Mechanical Impactor Employing Nitinol Probes to Fragment Human Calculi: The Study of Fragmentation Efficiency with Flexible Endoscope Deflection. 12th World Congress of Endourology and SWL. St. Louis, Missouri. December 1994.
- A Critical Review of 120 Extracorporeal Shockwave Lithotripsy (ESWL) Failures. 12th World Congress of Endourology and SWL. St. Louis, Missouri. December 1994.
- Flexible Cystoscopic Bladder Biopsies: A New Technique for the Outpatient Evaluation of the Lower Urinary Tract Urothelium. 12th World Congress of Endourology and SWL. St. Louis, Missouri. December 1994.
- The Endoscopic Management of the Anterior Caliceal Diverticular Calculus: A Case for Flexible Ureteroscopically Assisted Percutaneous Access. 12th World Congress of Endourology and SWL. St. Louis, Missouri. December 1994.
- Endoluminal Ultrasound of the Ureter. 12th World Congress of Endourology and SW. St. Louis, Missouri. December 1994.
- Small Diameter, Actively Deflectable Flexible Ureteroscopy: An Expanding Experience with a Variety of New Therapeutic Techniques. 12th World Congress of Endourology and SWL. St. Louis, Missouri. December 1994.
- The Endoscopic Management of Proximal Ureteral Calculi Employing Flexible Ureteroscopic Lithotripsy. 12th World Congress of Endourology and SWL. St. Louis, Missouri. December 1994.
- Flexible Cystoscopic Bladder Biopsies: A New Technique for the Outpatient Evaluation of the Lower Urinary Tract Urothelium (Poster). 23rd Congress Societe Internationale D'Urologie. Sidney, Australia. September 1994.
- Diagnostic and Therapeutic Upper Urinary Tract Endoscopy Employing a 7.5 Actively Deflectable, Flexible Ureteroscope (Poster). 23rd Congress Societe Internationale D'Urologie. Sidney, Australia. September 1994.
- Transperitoneal Laparoscopic Marsupialization of Symptomatic Simple Renal Cysts (Poster). Western Section American Urological Association Annual Meeting. Seattle, Washington. August 1994.
- Flexible Cystoscopic Bladder Biopsies: A New Technique for the Outpatient Evaluation of the Lower Urinary Tract Urothelium (Poster). Western Section American Urological Association Annual Meeting. Seattle, Washington. August 1994.
- Diagnostic and Therapeutic Upper Urinary Tract Endoscopy Employing a 7.5 Actively Deflectable, Flexible Ureteroscope (Poster). Western Section American Urological Association Annual Meeting. Seattle, Washington. August 1994.
- Treatment of Urinary Calculi in Two Animal Models Using the Browne Pneumatic Impactor. Western Section American Urological Association Annual Meeting. Seattle, Washington. August 1994.
- Flexible Endoscopically Assisted Percutaneous Renal Access. Western Section American Urological Association Annual Meeting> Seattle, Washington, August 1994.
- Laparoscopic Cutaneous Ureterostomy: A Case Report. Western Section American Urological Association Annual Meeting, Seattle, Washington. August 1994.
- 7.5/8.2F Actively Deflectable, Flexible Ureteroscope: A New Device for Both Diagnostic and Therapeutic Upper Urinary Tract Endoscopy. 11th Congress of the European Association of Urology. Berlin, Germany. July 1994.
- Intraluminal Ultrasound: A New Technique for Assessing the Upper Urinary Tract. 11th Congress of the European Association of Urology. Berlin, Germany. July 1994.
- Endoscopic Management of ESWL Failures. 4th World Congress of Endoscopic Surgery. Kyoto, Japan. June 1994.
- Intraluminal Ultrasound: A New Technique for Assessing the Upper Urinary Tract. 4th World Congress of Endoscopic Surgery. Kyoto, Japan. June 1994.
- 7.5/8.2F Actively Deflectable, Flexible Ureteroscope: A New Therapeutic Device. 4th World Congress of Endoscopic Surgery, Kyoto, Japan, June 1994. Prize winner.
- Application of a Magnifying Cystoscopic Telescope. Video Urology Annual Meeting. Athens, Greece. June 1994.
- Small Diameter, Actively Deflectable Flexible Ureteroscopy. Video Urology Annual Meeting. Athens, Greece. June 1994.
- Endoluminal Ultrasound of the Ureter. Video Urology Annual Meeting. Athens, Greece. June 1994.
- Examination of UPJ Obstruction by Endoluminal Ultrasound. American Urological Association Annual Meeting. San Francisco, California. May 1994.
- Treatment of Urinary Calculi in a Porcine Model Using the Browne Pneumatic Impactor (Poster). American Urological Association Annual Meeting. San Francisco, California. May 1994.
- Intraluminal Ultrasound: A New Technique for Assessing the Upper Urinary Tract (Poster). American Urological Association Annual Meeting. San Francisco, California. May 1994.
- Urinary Calculi. Western Scientific Assembly and 123rd Annual Session. California Medical Association. Anaheim, California. March 1994.
- Diagnostic and Therapeutic Applications of the Flexible Endoscope in Urology. American College of Surgeons. Newport Beach, California. January 1994.
- Endoscopic Management of ESWL Failures. Western Section American Urological Association Annual Meeting. Rancho Mirage, California. November 1993.
- Intraluminal Ultrasound: A New Technique for Assessing the Upper Urinary Tract. Western Section American Urological Association Annual Meeting. Rancho Mirage, California. November 1993.
- Management of the Retained Ureteral Stent: Treatment Options and the Prevention of Complications (Poster). Western Section American Urological Association Annual Meeting. Rancho Mirage, California. November 1993.
- Experience with Laparoscopic Procedures for Retroperitoneal Pathology. Western Section American Urological Association Annual Meeting. Rancho Mirage, California. November 1993.
- Actively Deflectable, Flexible Cystoscopy: No Longer Solely a Diagnostic Instrument. Western Section American Urological Association Annual Meeting. Rancho Mirage, California. November 1993.
- A New Technique for Dilation of Urethral Strictures Using the Flexible Cystoscope. Western Section American Urological Association Annual Meeting. Rancho Mirage, California. November 1993.
- Ureteroscopic Treatment of Mid and Upper Ureteral Calculi. 11th World Congress on Endourology. Florence, Italy. October 1993.
- Examination of UPJ Obstruction by Endoluminal Ultrasound. 11th World Congress on Endourology. Florence, Italy. October 1993.
- A Review of Ureteral Stent Complications. 11th World Congress on Endourology. Florence, Italy. October 1993.
- A 7.5F Actively Deflectable, Flexible Ureteroscope: A Preliminary Report. (Round Table Session) 11th World Congress on Endourology. Florence, Italy. October 1993.
- Inability to Pass a Urethral Catheter: The Bedside Role of the Flexible Cystoscope. 11th World Congress on Endourology. Florence, Italy. October 1993.
- Experience with Laparoscopic Procedures for Retroperitoneal Pathology. 11th World Congress on Endourology. Florence, Italy. October 1993.
- The “Semi”‑Rigid Endoscope: An Evolution from Rod Lens to Fiberoptic Technology 11th World Congress on Endourology. Florence, Italy. October 1993.
- Intraluminal Ultrasound: A New Technique for Assessing the Upper Urinary Tract. 11th World Congress on Endourology. Florence, Italy. October 1993.
- A 7.5F Actively Deflectable, Flexible Ureteroscope: A Preliminary Report. American Lithotripsy Society Annual Meeting. Chicago, Illinois. October 1993
- The Semi‑Rigid Endoscope: An Evolution from Rod Lens to Fiberoptic Technology. American Lithotripsy Society Annual Meeting. Chicago, Illinois. October 1993.
- A Review of Ureteral Stent Complications. American Lithotripsy Society, Annual Meeting. Chicago, Illinois. October 1993.
- Endoscopic Management of ESWL Failures. American Lithotripsy Society Annual Meeting. Chicago, Illinois. October 1993.
- Intraluminal Ultrasound: A New Technique for Assessing the Upper Urinary Tract. American Lithotripsy Society Annual Meeting. Chicago, Illinois. October 1993.
- Inability to Pass a Urethral Catheter: The Bedside Role of the Flexible Cystoscope. American Lithotripsy Society Annual Meeting. Chicago, Illinois. October 1993.
- Endoscopic Treatment of Complex Upper Urinary Tract Stone Burdens. American Urological Association Annual Meeting. San Antonio, Texas. May 1993.
- Endoscopic Management of Upper Urinary Tract Urothelial Carcinomas. American Urological Association Annual Meeting. San Antonio, Texas. May 1993.
- Prone Split Leg and Flank Roll Positioning: Simultaneous Antegrade and Retrograde Access to the Upper Urinary Tract (Poster). American Urological Association Annual Meeting. San Antonio, Texas. May 1993.
- The Submucosal Calculus: The Significance and Treatment Options. American Urological Association Annual Meeting. San Antonio, Texas. May 1993.
- The Submucosal Calculus: The Significance and Treatment Options. Western Section American Urological Association Annual Meeting. Maui, Hawaii. October 1992.
- Pediatric Endoscopic Lithotripsy. Western Section American Urological Association Annual Meeting. Maui, Hawaii. October 1992.
- Endoscopic Pulsed Dye Laser Lithotripsy: 150 Consecutive Cases. Western Section American Urological Association Annual Meeting. Maui, Hawaii. October 1992.
- Retrograde Endoscopic Treatment of Ureteral and Renal Calculi: 110 Consecutive Patients. Western Section American Urological Association Annual Meeting. Maui, Hawaii. October 1992.
- Actively Deflectable, Flexible Cystoscopy: No Longer Solely a Diagnostic Instrument. Video Urology Annual Meeting. Monte Carlo, Monaco. October 1992.
- The Submucosal Calculus: The Significance and Treatment Options. The American Lithotripsy Society Annual Meeting. Boston, Massachusetts. October 1992.
- Retrograde Endoscopic Treatment of Ureteral and Renal Calculi: 110 Consecutive Patients. The American Lithotripsy Society Annual Meeting. Boston, Massachusetts. October 1992.
- Prone Split Leg and Flank Roll Positioning: Simultaneous Antegrade and Retrograde Access to the Upper Urinary Tract. The American Lithotripsy Society Annual Meeting. Boston, Massachusetts. October 1992.
- Ureteroendoscopy, Tumors, Miscellaneous. 10th World Congress on Endourology and ESWL. Singapore. September 1992.
- The Submucosal Calculus: The Significance and Treatment Options (Poster). 10th World Congress on Endourology and ESWL. Singapore. September 1992.
- Endoscopic Pulsed Dye Laser Lithotripsy: 150 Consecutive Cases (Poster). 10th World Congress on Endourology and ESWL. Singapore. September 1992.
- Actively Deflectable, Flexible Cystoscopy: No Longer Solely a Diagnostic Instrument (Poster). 10th World Congress on Endourology and ESWL. Singapore. September 1992.
- Prone Split Leg and Flank Roll Positioning: Simultaneous Antegrade and Retrograde Access to the Upper Urinary Tract. (Poster). 10th World Congress on Endourology and ESWL, Singapore. September 1992.
- An Endoscopic Estimate of Calculus Composition Directing Laser Lithotripsy Techniques. American Lithotripsy Society Annual Meeting. Orlando, Florida. 1991.
- Shock Wave Lithotripsy Failures Treated with Endoscopic Laser Lithotripsy (Poster). American Lithotripsy Society Annual Meeting. Orlando, Florida. 1991.
- Pediatric Endoscopic Lithotripsy. American Lithotripsy Society Annual Meeting. Orlando, Florida. 1991.
- An Endoscopic Estimate of Calculus Composition Directing Laser Lithotripsy Techniques. 9th World Congress on Endourology and ESWL. Vienna, Austria. 1991.
- A New Pediatric Cystoureteroscope. (Poster). 9th World Congress on Endourology and ESWL. Vienna, Austria. 1991.
- An Endoscopic Estimate of Calculus Composition Directing Laser Lithotripsy Techniques (Oral and Poster sessions). Mid‑Atlantic Section American Urologic Association Annual Meeting. Southampton, Bermuda. 1991.
- A New Pediatric Cystoureteroscope (Poster). American Society for Laser Medicine and Surgery Meeting. San Diego, California. May 1991.
- Shock Wave Lithotripsy Failures Treated with Endoscopic Laser Lithotripsy (Poster). American Society for Laser Medicine and Surgery Meeting. San Diego, California. May 1991.
- An Endoscopic Estimate of Calculus Composition Directing Laser Lithotripsy Techniques (Oral and Poster sessions). American Society for Laser Medicine and Surgery Meeting. San Diego, California. May 1991.
- Shock Wave Lithotripsy Failures Treated with Endoscopic Laser Lithotripsy (Poster). 8th World Congress on Endourology & ESWL. Washington, D.C. 1990.
- Laser Lithotripsy of Choledocholithiasis: Initial Clinical Experience (Poster). 8th World Congress on Endourology and ESWL. Washington, D.C. 1990.
- Flexible Cystoscopic Placement of Ureteral Stents Prior to Shock Wave Lithotripsy. Philadelphia Urologic Society Meeting. Philadelphia, Pennsylvania. 1990.
- Techniques in Endoscopic Lithotripsy Using the Pulsed Dye Laser (Poster). American Urological Association Annual Meeting. New Orleans, Louisiana. 1990.
- Flexible Cystoscopic Placement of Ureteral Stents Prior to Shockwave Lithotripsy. American Urological Association Annual Meeting. New Orleans, Louisiana. 1990.
- Endoscopic Lithotripsy Using the Pulsed Dye Laser. 7th World Congress on Endourology and ESWL. Kyoto, Japan. 1989.
- Flexible Ureteroscopic Lithotripsy Using the Pulsed Dye Laser (Poster). 7th World Congress on Endourology and ESWL. Kyoto, Japan. 1989.
- Techniques in Endoscopic Lithotripsy Using the Pulsed Dye Laser. Mid‑Atlantic Section American Urologic Society Annual Meeting. Munich, West Germany. 1989.
- Laser Lithotripsy of Ureteral Stones ‑ Use of the Pulsed Dye Laser in Bilharzial and non‑Bilharzial Patients. International Congress and Workshop on Laser Lithotripsy and Conventional Therapy of Urinary and Biliary Stone Disease. Lubeck‑Travemunde, Federal Republic of Germany. 1989.
- Serologic Demonstration of a Urinary Tract Specific Glycoprotein in Humans which is not the Tamm‑Horsfall Protein. American Urological Association Annual Meeting. Boston, Massachusetts. June 1988.
- Antigenic Similarities among Rodent Urinary Tract Glycoproteins. American Urological Association Annual Meeting. Anaheim, California. May 1987.