抄録
In general, the patient of early lung cancer produce scanty amount of sputum, Therefore, it is impossible to make a cytological examination for definite diagnosis of the disease.
A new method, which is a transbronchial biopsy utilizing a newly designed small curette through the fluoroscopic control, was devised.
Since 1962, this method was carried out on 67 cases of lung cancer, and correct diagnosis of 88.9% was obtained in small foci of 2.0cm in diameter, It is believed that this method is extremely useful in diagnosing an early lung cancer.
