RT Journal A1 Narchi H, Tunnessen WW, Jr T1 PIcture of the month JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 1999 FD April 1 VO 153 IS 4 SP 425 OP 426 DO UL http://dx.doi.org/ AB A chest radiograph; echocardiogram; and serum calcium, magnesium, and electrolyte measures showed no abnormalities. A representative electrocardiogram is shown in Figure 1. An audiogram demonstrated severe sensorineural deafness in both ears.