PT - JOURNAL ARTICLE AU - Cogswell, J. J. AU - Risdon, R. A. AU - Taylor, Brent TI - Chronic suppurative lung disease in sisters mimicking cystic fibrosis AID - 10.1136/adc.49.7.520 DP - 1974 Jul 01 TA - Archives of Disease in Childhood PG - 520--524 VI - 49 IP - 7 4099 - http://adc.bmj.com/content/49/7/520.short 4100 - http://adc.bmj.com/content/49/7/520.full SO - Arch Dis Child1974 Jul 01; 49 AB - Two sisters are described with fatal chronic obstructive lung disease of unknown origin. The lung condition was clinically and histologically indistinguishable from cystic fibrosis and the salivary glands showed pathological changes expected in cystic fibrosis. Neither child had abnormal sweat electrolytes, they had no bowel symptoms, and the pancreas was normal at necropsy.