I have chronic cough for more than 12 weeks. White sputum comes in very very less amount in the morning. Chest x-ray is normal. Eosinophil count in blood is normal,slight leucocytosis is there. Sputum smear for Acid fast is +1 in one sample.rest two sputum showed negative .there is absolutely no any other symptom.what should be possibilities.

Hi, rajum!

Because you know some analysis of what is happening, I would assume that you've been to a physician.

Have you?

Thanks!

Sounds like allergies combined with post nasal drip.