Cough- Acute in onset

Cough may be acute in onset or chronic.

Causes-

1. Viral Upper respiratory infection or post viral cough ( most common)
2. Bacterial upper respiratory infections
3. Allergic rhinitis ( post nasal drip)
4. Pneumonia
5. Pulmonary oedema e.g. congestive cardiac failures
6. Pulmonary embolism
7. Aspiration Pneumonia
8. Foreign body aspiration