Kidney stone CT

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief:

Overview

Abdominal and pelvic CT scan are helpful in the diagnosis of nephrolithiasis. Findings on CT scan diagnostic of nephrolithiasis include radiopacity showing the location, density and composition of stones Calcium oxalate +/- calcium phosphate: 400-600 HU, Struvite (triple phosphate): usually opaque but variable, pure calcium phosphate: 400-600 HU, Uric acid: 100-200 HU and Cystine: opaque.

CT scan

  • Abdominal and pelvic CT scan may be helpful in the diagnosis of nephrolithiasis. Findings on CT scan diagnostic of nephrolithiasis include:


Patient #1: CT Image Demonstrates a Jackstone Calculus

Patient #2: CT Images Demonstrates Bilateral Staghorn Calculi

Patient #3: CT Images Demonstrates Left-sided Staghorn Calculi

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