The hemorrhagic form of smallpox might be confused with purpura fulminans, meningococcemia, or Stevens-Johnson syndrome.

The vermilion border of the lips displayed areas of dusky erythema and hemorrhagic crust, and his buccal and lingual mucosa had erosions and exudate (fig1). He also had bilateral conjunctivitis ...

Phenylpropanolamine is commonly found in appetite suppressants and cough or cold remedies. Case reports have linked the use of products containing phenylpropanolamine to hemorrhagic stroke, often a ...

Coxsackievirus A24 variant associated with acute hemorrhagic conjunctivitis outbreak in Bhutan, 2023 Sonam Gyeltshen Tshering Dorji Chonticha Klungthong Research Open Access 28 Apr 2025 Scientific ...

Medical research on dengue fever, including dengue virus, symptoms, transmission, and treatments.

High blood pressure is a leading cause of stroke in women and men. But women can also have some risk factors that men don’t, including the use of oral contraceptives and complications of pregnancy.

Learn about vasospasm—a sudden artery narrowing that can affect the brain, heart, and extremities. Explore its causes, symptoms, and effective treatments.

Psoriasis, a skin condition, can put your vision at risk — here’s what to do to help protect your eyesight and keep seeing clearly.

Xerophthalmia is an eye disease caused by vitamin A deficiency. Learn more about what causes it, what to expect, and more.

Viral rashes can affect children and adults alike. Learn how to recognize them, how they're spread, and how to treat them.