Biomedical subjects
Publications and source records attributed to D F Knudsen.
A 66-year-old white woman had a paraffin plombage performed in 1940 for tuberculosis. In 1975, she had decortication for terminal respiratory insufficiency, with return to an active life. Thirty-five years of pulmonary compression does not produce irreversible changes in the pulmonary parenchyma.
The increasing use of endotracheal intubation in support of various surgical methods has resulted in more injury to the tracheal mucous membrane than was formerly supposed. Tracheal injury may result in fibrosis and narrowing of the trachea. When tracheal stenosis is of a sufficient degree to necessitate repeated bronchoscopies and dilations, the patient's time under medical care and total morbidity may be considerably lessened by aggressive approach, involving resection of the diseased portion of the trachea.
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