What does chronic dry cough with weight loss indicate?

What does chronic dry cough with weight loss indicate? - Dr. Sharat Honnatti [La1Vnvbcq]

If a person is having chronic dry cough, associated symptoms like weight loss, it has to be evaluated for tuberculosis especially if the individual is having diabetes or other comorbid conditions or person is having night sweats or fever. Apart from tuberculosis, some noninfectious etiology also can be looked at, like lung cancer can also cause a dry cough and weight loss or it can be some other infectious causes or it can be professional diseases like silicosis, person who is working in the sand or the glass industry. Person who is a farmer, who is having a continuous dry cough which is infective etiology.