Test 3. Radiology - US

2. Renal Ultrasonography

Purpose

- calculate renal size(ARF & CRF D/Dx)

- to find hydronephrosis, polycystic kidney disease...

- Solid <---> Cystic mass D/Dx

- Renal vein patency evaluation, guide needles

Normal Kidney

Renal Cortex : Slightly lower than liver

Renal Medulla : Slightly lower than cortex

Renal Sinus : Bright

Dilatation of cllecting system : Pelvic dilatation & Renal parechyme atrophy