Definition:
An oncocytoma is an epithelial tumor in the kidney or salivary gland. These tumors are composed of oncocytes, which are special cells.
Diagnosis:
Most cases of oncocytomas are only discovered by chance, which may be during a tomography or ultrasound of the abdomen.
Treatment:
The benign renal oncocytoma is cured by nephrectomy.
Symptoms and Signs:
Although most cases are asymptomatic, some symptoms may be Hematuria, abdominal mass, or flank pain.
Causes:
It is thought to arise from the intercalated cells of collecting ducts of the kidney.
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