Fig. 2From: Local anesthetic thoracoscopy for the diagnosis of metastatic pleural melanoma originated from oral malignant melanoma: case report and commentsNBI bronchoscopy. One cystoma was on the left side of the tongue base (a). The cystoma was observed by bronchoscopy and pointed by black arrows. Abnormalities were not seen in the glottis and tracheal juga (b and c). Bronchial stenosis of left pulmonary segments can be seen in d Back to article page