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REPORT OF CASE
History.—J. T., a girl, aged 4 months, referred to me by Dr. H. T. Mather, Latrobe, Pa., was admitted to the Presbyterian Hospital with a history of having been dyspneic for seven weeks. At first she had attacks of choking, at which times she breathed with difficulty. These attacks became worse so that the paroxysms of severe dyspnea and coughing prevented nursing, the attempts at nursing seeming to increase the difficulty in breathing. Because of this, the baby had not slept well for seven weeks.On admission, the child appeared fairly well nourished, breathed with difficulty, cried a great deal in a clear voice, appeared sick and seemed weak and very tired. Notwithstanding the clear voice, the cardinal sign of laryngeal dyspnea—indrawing at the suprasternal notch—was unmistakably present.The parents did not speak English, but through an interpreter we learned that there was no knowledge of a