title: Metastasis to an ectopic kidney presenting as a right lower quadrant mass.
mesh_terms: D002283:Carcinoma, Bronchogenic; D002294:Carcinoma, Squamous Cell / Q000556:secondary*; D006801:Humans; D007668:Kidney / Q000002:abnormalities*; D007680:Kidney Neoplasms / Q000556:secondary*; D008175:Lung Neoplasms; D008297:Male; D008875:Middle Aged