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November 1970


Author Affiliations

Departments of Otolaryngology and Pediatrics University of California, Irvine Irvine, Calif 92664

Arch Otolaryngol. 1970;92(5):523-524. doi:10.1001/archotol.1970.04310050105022

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To the Editor.  —We read with great interest the article by Kulczycki et al, "The Hearing of Patients With Cystic Fibrosis" (Arch Otolaryng92:54. 1970). For the past five months we have studied the same problem in cystics ages 2 to 17 years. Twentythree children from the Cystic Fibrosis Clinic of Children's Hospital of Orange County have been surveyed by air- and bone-conduction audiometry. None of these children have shown a hearing deficit of 15 dB or more at one or two frequencies in either ear. By the same standards used by Kulczycki et al, none of our children in Southern California display a hearing loss.Although our study will be extended to include at least 70 cystic children of all ages, according to the information of Kulczycki et al. we should have detected at least six children with hearing defects. As cystic fibrosis is a hereditary disease of

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