| Abstrakt: |
TUMORS having their origin in the trachea are rare. This article is a study of such tumors as they occur in the infant and the adult. INCIDENCE Our compilation (including our cases) revealed a total of 546 cases of primary tracheal tumors in both infants and adults (Table 1). Of this number, 509 (92.1%) occurred in adults. In a previous presentation, in 1949,1 we dealt with the occurrence of such tumors in infants and children. We were able to find but 39 cases reported in the literature up to that time. To these we added 2 of our own, making a total of 41. Since then, 2 more have been reported, making a total of 43 tumors in infants and children (7.9%). PATHOLOGY A striking difference exists in the types of tumors that appear in children and in adults. In adults, of 503 tumors, 247 (49.1%) were malignant and |
