Cyst of the larynx in infancy is rare. A thorough search of the literature revealed only eleven cases recorded prior to ours. In none of the textbooks on pediatrics is any mention made of this condition as a possible cause of asphyxia at birth or in early infancy. Still more infrequent is cyst involving the epiglottis of the new-born. So far as our search of the literature revealed, only one case is on record.
Park and Israel1 sent questionnaires to approximately one hundred and fifty pediatricians and otolaryngologists throughout the United States requesting a statement as to their experience with laryngeal cysts in infancy and childhood. Most of the replies were to the effect that the physician had never seen a case in infancy or childhood. Chevalier Jackson, who has probably had the widest experience, stated that the earliest case he had seen was in a child of 13
JACOBI M, RASCOFF H. CYST OF THE LARYNX IN INFANCY. Am J Dis Child. 1935;49(2):448-459. doi:10.1001/archpedi.1935.01970020163016