David Tzou, MD



Urology Practice
400 Parnassus Ave., Sixth Floor, Suite A610
San Francisco, CA 94143
Phone: (415) 353-2200
Fax: (415) 353-2641

Hours: Monday to Friday
8 a.m. – 5 p.m.

Board Certification


More about David Tzou


University of Arizona School of Medicine 2008


University of Arizona Health Science Center 2013

Selected Research and Publications

  1. Isaacson D, Ahmad T, Metzler I, Tzou DT, Taguchi K, Usawachintachit M, Zetumer S, Sherer B, Stoller M, Chi T. Defining the Costs of Reusable Flexible Ureteroscope Reprocessing Using Time-Driven Activity-Based Costing. J Endourol. 2017 Sep 20.
  2. Taguchi K, Usawachintachit M, Hamamoto S, Unno R, Tzou DT, Sherer BA, Wang Y, Okada A, Stoller ML, Yasui T, Chi T. Optimizing RNA Extraction of Renal Papilla Biopsy Tissue in Kidney Stone Formers: A New Methodology for Genomic Study. J Endourol. 2017 Sep; 31(9):922-929.
  3. Chi T, Usawachintachit M, Weinstein S, Kohi MP, Taylor A, Tzou DT, Chang HC, Stoller M, Mongan J. Contrast Enhanced Ultrasound as a Radiation Free Alternative to Fluoroscopic Nephrostogram for Evaluating Ureteral Patency. J Urol. 2017 Jul 23.
  4. Usawachintachit M, Isaacson DS, Taguchi K, Tzou DT, Hsi RS, Sherer BA, Stoller ML, Chi T. A Prospective Case-Control Study Comparing LithoVue, a Single-Use, Flexible Disposable Ureteroscope, with Flexible, Reusable Fiber-Optic Ureteroscopes. J Endourol. 2017 May; 31(5):468-475.
  5. Usawachintachit M, Tzou DT, Mongan J, Taguchi K, Weinstein S, Chi T. Feasibility of Retrograde Ureteral Contrast Injection to Guide Ultrasonographic Percutaneous Renal Access in the Nondilated Collecting System. J Endourol. 2017 Feb; 31(2):129-134.
  6. Usawachintachit M, Tzou DT, Mongan J, Weinstein S, Chi T. Antegrade ultrasound contrast injection facilitates accurate nephrostomy tube positioning during percutaneous nephrolithotomy. Int J Urol. 2017 Mar; 24(3):239-240.
  7. Tzou DT, Taguchi K, Chi T, Stoller ML. Animal models of urinary stone disease. Int J Surg. 2016 Dec; 36(Pt D):596-606.
  8. Tzou DT, Usawachintachit M, Taguchi K, Chi T. Ultrasound Use in Urinary Stones: Adapting Old Technology for a Modern-Day Disease. J Endourol. 2017 Apr; 31(S1):S89-S94.
  9. Chang HC, Tzou DT, Usawachintachit M, Duty BD, Hsi RS, Harper JD, Sorensen MD, Stoller ML, Sur RL, Chi T. Rationale and Design of the Registry for Stones of the Kidney and Ureter (ReSKU): A Prospective Observational Registry to Study the Natural History of Urolithiasis Patients. J Endourol. 2016 Dec; 30(12):1332-1338.
  10. Usawachintachit M, Tzou DT, Hu W, Li J, Chi T. X-ray-free Ultrasound-guided Percutaneous Nephrolithotomy: How to Select the Right Patient? Urology. 2016 Oct 5.

Publications are derived from MEDLINE/PubMed and provided by UCSF Profiles, a service of the Clinical & Translational Science Institute (CTSI) at UCSF. Researchers can make corrections and additions to their publications by logging on to UCSF Profiles.