This document describes the case of a 35-year-old male kidney transplant recipient who presented with swelling of the lower limbs and shortness of breath for the past 3 months. He has a history of renal transplantation for unknown causes 2 years ago and is on immunosuppressive medications. On examination, he had generalized edema, decreased breath sounds, and elevated kidney function tests. Tests found a high CMV viral load. He was admitted for further management and treatment of CMV infection with pneumonitis and electrolyte imbalances.