A five month-old girl was admitted in Ali Asghar Children’s Hospital with a history of three months of fever, cough and dyspnea that her symptoms have exacerbated since two weeks before admission. She was the first child of the family born to consanguineous parents. She was clinically healthy in the past
and had gained weight normally and undergone vaccination program with no complication until the age of 5 months. Her CMV infection rapidly progressed and she was admitted in PICU for severe respiratory distress.