A 48-year-old woman with an asymptomatic lung mass on a routine chest
roentgenogram was found to have a primary non-Hodgkin's lymphoma invol
ving the lung. Extensive evaluation revealed no evidence of lymphoma a
t any other site. She required an open lung biopsy for definitive diag
nosis and was found to have unresectable tumor at thoracotomy. The pat
ient achieved a complete remission with combination chemotherapy and r
emains in clinical remission 14 months after completion of therapy.