A 47-year-old female asked:
Disclaimer

What can cause chronic bronchitis with normal lung function test and no relation to allergy or infectious disease?

1 doctor answer
Dr. John Chiu
Dr. John Chiu answered
56 years experience in Allergy and Immunology
Tobacco: Tobacco smoking by far is the most common cause in the absence of allergy or infection. Air pollution is also a strong suspect although the link is not as well proven as with tobacco.
Answered on Apr 11, 2016
1
1 comment
1
1 thank
Dr. Charlene Sojico
40 years experience in Pediatrics
Not to forget second hand smoke.
Nov 30, 2014

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month

Related questions:

A 47-year-old female asked:
Dr. Matt Wachsman
35 years experience in Internal Medicine
50% of us: have asthma that does not make us go to the doctor on a given year. Mostly, I think this is mis-diagnosis of not asthma, but actually inflammation due ... Read More
1
1 thank
A 30-year-old female asked:
Dr. Amrita Dosanjh
35 years experience in Pediatric Pulmonology
M.D. visit: Frequent lung infections/non specific inflammation may be related to a number of conditions. If there is a retained aspirated material, reflux and asp ... Read More
2
2 thanks
A 37-year-old female asked:
Dr. Anne Phelan-adams
Specializes in Family Medicine
It might but you: ...need to get medical care. The free Q & A service of HealthTap can give you general advice & information but not treatment. While I'm glad ... Read More
A 47-year-old female asked:
Dr. Jesus Yap
Dr. Jesus Yap answered
52 years experience in Cardiology
Something else: Your symptom maybe due to another condition other than a lung condition. The elevated pressure in the pulmonary circulation in a young female suggest ... Read More
2
2 thanks

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month