Renal cyst

A renal cyst is a fluid collection in or on the kidney. There are several types based on the Bosniak classification. [Source: Wikipedia ]

Synonyms

Kidney cyst

Subtypes

Cortical renal cyst

Hemorrhagic renal cyst

Parapelvic renal cyst

Renal cyst with debris

Simple renal cyst

May Cause

Anechoic renal mass

Annular abdominal calcification

Avascular renal mass

Cystic renal mass

Extrinsic indentation on duodenum

Increased retrogastric or retroduodenal space

Localized bulge of renal outline

Renal mass in a child

Retroperitoneal mass

Unilateral large kidney

Unilaterally decreased renal contrast concentration

Upper abdominal mass in a neonate or child

May Be Caused by

Hyperparathyroidism-jaw tumor syndrome

Renal cystic disease