atypical renal cyst

atypical renal cyst

A cystic mass in the kidney lined by flat, cytologically bland cuboidal  epithelium, which focally has simple small papillary projections that become somewhat more complex in the cyst wall.

Aetiology
Sporadic cases, associated with von Hippel-Landau syndrome and end-stage renal disease on dialysis.

DiffDx
Cystic nephroma, simple cysts, cystic papillary renal cell carcinoma.
References in periodicals archive ?
However, a diagnosis of an atypical renal cyst is essentially impossible without complete resection, and as such the natural history of these lesions remains uncertain.
The main differential diagnosis of an atypical renal cyst includes a benign simple cyst and a cystic renal neoplasm.
Atypical renal cyst with intracystic papillary proliferations (A).
187) This section will discuss the 3 most commonly purported precursor lesions of the kidney: atypical renal cysts, papillary adenomas, and renal intraepithelial neoplasia.
It also highlights the importance of MRI and serial radiological follow-up for atypical renal cyst with rapid growth that might carry poor prognosis and should prompt surgical management.
We reported a rare case of MPNST presenting as an atypical renal cyst where MRI provided important information along with the CT scan.
3) Patients with ADPKD may develop Renal Cell Carcinomas (RCC), which typically manifests as atypical renal cysts.
Full browser ?