A 1-month-old girl developed respiratory failure due to bilateral interstitial pneumonia after bathing in reheated and reused water. A molecular test for sputum and an environmental culture detected Legionella pneumophila serotype 1. This is the first report of infantile legionellosis contracted from a bathtub at home.
From the *Department of General Pediatrics, and †Division of Infectious Diseases, Department of Pediatrics, Tokyo Metropolitan Children’s Medical Center, Tokyo, Japan.
Accepted for publication August 22, 2017.
The authors have no funding or conflicts of interest to disclose.
Address for correspondence: Kouki Tomari, MD, Department of General Pediatrics, Tokyo Metropolitan Children’s Medical Center, 2-8-29 Musashidai, Fuchu-shi, Tokyo 183-8561, Japan. E-mail: firstname.lastname@example.org.