A Case of Renal Metastasis from a 1-cm Squamous Cell Carcinoma of the Lung Masquerading as Renal Cell Carcinoma / 대한내과학회지

Symptomatic renal metastasis from a primary lung malignancy elsewhere in the body is an uncommon feature in disseminated cancer. We report a case of a 1-cm primary squamous cell carcinoma (SCC) of the lung with renal metastasis initially misdiagnosed as primary renal cell carcinoma in a 65-year-old man who presented with left lower quadrant pain.