Ectopic kidney is a well-known congenital anomaly. Intrathoracic kidney, as a form of renal ectopia, is an extremely rare entity. A 62-year-old man presented to the department of radiodiagnosis for evaluation of urinary problems. On the basis of ultrasonography, he was diagnosed to be having intrathoracic kidney, which was confirmed by CT scan. We present the details of the patient and brief review of the relevant literature.