結 核 病 除 可 侵 害 肺 部 外 ， 亦 可 影 響 其 他 器 官 ，例 如：腦 部、淋 巴、脊 骨、 腎 臟 、 關 節 。

Tuberculosis infection is caused by exposure to airborne droplets containing the TB bacillus.
People infected through the lung:
 
  1. Most of the infected will heal & calcify due to body immunity.
  2. Small proportion progress to disease due to poor body immunity
以 下 因 素 可 引 致 抵 抗 力 減 弱 :
 
 
New born
Immunity defect
HIV infection
Malignancy
Diabetic Mellitus
Silicosis
Malnutrition
Elderly
Alcoholic
 
    Early appropriate treatment                 Recover
Tuberculosis