Use of indium 111-labeled white blood cell scan in the diagnosis of cytomegalovirus pneumonia in a renal transplant recipient with a normal chest roentgenogram

Opportunistic infections are common in patients after renal transplantation. This report describes a case of cytomegalovirus pneumonia in a renal transplant recipient with a normal chest roentgenogram and normal arterial oxygenation. An abnormal ¹¹¹In-white blood cell scan led to the discovery of a pulmonary source of his recurrent fevers.