PRIMARY MALIGNANT-MELANOMA OF THE BRONCHUS

A rare case of primary malignant melanoma of the bronchus is described . Before considering this diagnosis, metastasis from an occult primary must be convincingly excluded and the tumour should conform to certai n guidelines. This patient presented with a solitary lung tumour for w hich she underwent left lower lobectomy and continues to be tumour fre e 54 months after surgery. Two possible mechanisms of aetiology are su ggested.