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Anechoic renal mass
Synonyms
Echo-free renal mass
May Be Caused by
Common
Autosomal dominant polycystic kidney disease
Focal hydronephrosis
Hydatid cyst
Lymphoma
Necrotic renal cell carcinoma
Perirenal abscess
Renal abscess
Renal cyst
Renal cyst with small mural tumor
Renal neoplasm
Uncommon
Aneurysm of renal artery
Arteriovenous malformation
Caliectasis
Calyceal diverticulum
Duplication with ectopic ureterocele
Hemorrhage
Lymphocele
Medullary cystic kidney disease
Multicystic dysplastic kidney
Pyonephrosis
Seroma
Tuberculous cavity
Urinoma