Know this for hematuria

Triple catch UA

• 3 sterile cups

• Order is important

• Proper cleaning of the periurethral area

• 50 to 100 ml in each

  • 1st - start stream then stop

  • 2nd - start stream again then stop

  • Prostate exam

  • 3rd - start & complete urination

Results

• Hematuria in all three

  • Consider bladder lesion or upper tract pathology

• Terminal or bladder neck hematuria 3rd container (terminal hematuria)

  • This suggests the bladder neck or prostate

• At start of urination only (initial hematuria)

Think of lesions below the bladder and prostate

The difference between the double and triple catch is the PROSTATE exam

Double Catch - for females

• Hematuria in all three

  • Consider bladder lesion or upper tract pathology

• Terminal or bladder neck hematuria

• Upper UTI or raging bladder infection (concentrate on the bladder & wall)

• Initial hematuria

  • Usually a urethritis

Category: Pathology Notes