Emedinews:Makesure:A patient with cough of more than 4 weeks duration came with blood in his sputum.

Situation: A patient with cough of more than 4 weeks duration came with blood in his sputum.
Reaction: Oh my God! Why was TB not suspected earlier?
Lesson: Make sure that all patients with cough of more than 3 weeks duration are investigated for TB.