We have had experience with 96 cases of endobronchial brush biopsy. This study yielded a positive diagnosis in 40 out of 56 cases of malignancy and a specific diagnosis of infectious disease in an additional 12 patients. There has been minimal morbidity and no major complications.
Penido JRF, Lance JS, Cotton BH, Printup CA. Endobronchial Brush Biopsy in the Diagnosis of Pulmonary Lesions. Arch Surg. 1972;105(1):44-46. doi:10.1001/archsurg.1972.04180070042008