Roseola Infantum

Also known as … Viral Exanthems: Roseola, Sixth Disease, Exanthema Subitum or Three-day Fever. Roseola is a viral disease that commonly affects infants and toddlers. More

Raynaud phenomenon

What is Raynaud phenomenon? Raynaud phenomenon is an intermittent constriction of the blood flow to the fingers and toes precipitated by cold, emotion and some drugs that cause spasm of […]


Retinoids Retinoids are a group of medications related to vitamin A. Tretinoin (retinoic acid) is a vitamin A derived cream that was developed three decades ago, initially for the treatment […]


Rosacea What is rosacea? Rosacea is a common, chronic skin disorder affecting the central face. It is an episodic and variable condition but classically presents as acne-like bumps (papules and […]


Rhinophyma What is it? Rhinophyma is the slow thickening of the nasal skin. It affects adults and is more common in men than in women. What causes it? The cause […]