Q and A: about health and research

Diphtheria is a serious bacterial infection caused by Corynebacterium diphtheriae . Though rare in countries with established vaccination programs, it remains a global health concern, particularly in areas with low vaccination coverage. The disease can manifest in different parts of the body, leading to a range of symptoms and potentially life-threatening complications. Understanding diphtheria, its symptoms, and how it affects people of all ages—especially adults—can help promote early intervention and prevention. Symptoms of Diphtheria Diphtheria symptoms can vary based on the part of the body affected. The infection typically manifests in two main forms: 1. Respiratory Diphtheria This is the most common and dangerous form of diphtheria, primarily affecting the throat and respiratory system. Key symptoms include: Thick, gray or white coating in the throat or tonsils (known as a "pseudomembrane"), which can obstruct airways. Sore throat that worsens over time. Difficulty b...