Results The final causes of 256 cases with heamoptysis in the middle-aged and aged patients were inflammation in 52.73%,tumor in 25.78%,bronchiectasises in 7.03%,bronchial tuberculosis in 5.47%.

• 结果256例中老年咯血患者以炎症、肿瘤、支气管扩张、支气管内膜结核多见。分别为52.；73%25；25