[Histological and electron microscopic examinations of laryngeal papilloma in children and adults].

The authors present the results of histologic and electron microscopic investigations of larynx papillomas in 11 children and 8 adults. Comparative estimation showed the characteristic changes for clinical and morphological division of papilloma into adult-type and juvenile one. Detailed morphological analysis in adult-type papilloma either with dysplastic changes or with hyperkeratosis was performed.