The increasing number of reports of successful treatment by bronchoscopy in cases of pulmonary abscess confirms the observations of the earlier bronchoscopists regarding the wisdom of improving drainage by way of the natural channels. Experiences at the bronchoscopic clinics have convinced the bronchoscopist, as well as the internists, roentgenologists and surgeons who see the cases of abscess of the lung in consultation, that in a majority of instances bronchoscopy should be given a trial unless definitely contraindicated.
Since reporting on certain observations and results1 in a group of cases, additional patients with abscess of the lung have come under my care, so that now a series of seventy-seven cases is reviewed.
OBSERVATIONS
The curious frequency of occurrence of pulmonary abscess complicating tonsillectomy in early adult life remains unchanged. Of the seventy-seven cases, fifty (65 per cent) occurred in patients between the ages of 20 and 40. This corresponds rather closely