How Do Doctors Diagnose Chronic Cough?
Published: Jul 04, 2024
Chronic coughs require a careful approach to diagnose. Let's look at the tools doctors use.
Contents
Initial Assessment
The diagnosis begins with a detailed medical history and a physical exam. Doctors look for common signs like wheezing or postnasal drip.
Diagnostic Tests
Tests may include chest X-rays, spirometry to assess lung function, and pH monitoring for GERD. These help pinpoint the underlying cause.

When to Use Advanced Testing
Advanced tests like CT scans or bronchoscopy are reserved for cases where the cause remains unclear after initial evaluations.
Frequently Asked Questions
A medical history and physical exam.
Chest X-rays and spirometry.
For unexplained chronic coughs.
The Bottom Line
Proper diagnosis is essential for treating chronic cough effectively.
References
- Irwin RS, Baumann MH, Bolser DC, et al. Diagnosis and management of cough executive summary: ACCP evidence-based clinical practice guidelines. Chest 2006; 129:1S.
- McGarvey LP, Heaney LG, Lawson JT, et al. Evaluation and outcome of patients with chronic non-productive cough using a comprehensive diagnostic protocol. Thorax 1998; 53:738.
This article has been reviewed for accuracy by one of the licensed medical doctors working for Doctronic. Always discuss health information with your healthcare provider.
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