Polycythemia secondary to renal dromedary hump in a young healthy woman: a case report.

ABSTRACT:

Background

Renal dromedary hump is a benign anatomic variant with same echogenicity and blood flow as normal renal parenchyma in imaging modalities. In the present study, we report secondary erythrosytosis due to renal dromedary hump in a young healthy woman.

Case presentation

A 32-year-old, previously healthy Persian woman referred to our clinic with a 2-month history of bruises. On investigations, patient had elevated hemoglobin (19 g/dL) hematocrit (69%), red blood cell count (7.5 million per microliter) and serum erythropoietin level (708 mU/mL). The only abnormal finding in imaging modalities were a renal dromedary hump in the left kidney, mild splenomegaly, and kidney enlargement. Secondary polycythemia due to renal dromedary hump was the most likely diagnosis. The pat

SUBMITTER: Roozbeh J 

PROVIDER: S-EPMC12574134 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature