cough

Article of the Week: Vocal Cord Dysfunction

In VCD, the inspiratory limb often appears flattened or coved due to paradoxical vocal fold closure during inspiration. This pattern is a key diagnostic clue that differentiates VCD from asthma, where the expiratory limb is predominantly affected.

cough

The Lingering Cough

Have you ever wondered why coughs outlast colds? Studies shows that post-infectious cough persists in approximately 25% of patients with upper respiratory infections, sometimes for up to two months after the initial illness has resolved.