Diseases

Shingles is a viral infection characterized by a painful skin rash caused by the reactivation of the varicella-zoster virus (VZV), the same virus responsible for…

Molluscum contagiosum (MC) is a common, self-limiting viral skin infection characterized by the appearance of firm, dome-shaped, flesh-colored or pearly papules with central umbilication. It…

Scabies is a contagious ectoparasitic infestation of the skin caused by the mite *Sarcoptes scabiei var. hominis*. It is characterized by intense, generalized pruritus, particularly…

Erysipelas is an acute, superficial form of bacterial cellulitis that primarily involves the upper dermis and superficial lymphatics. It is characterized by a sharply demarcated,…

Cellulitis is a common, potentially serious bacterial infection of the deep dermis and subcutaneous tissues. It is characterized by spreading inflammation, erythema, edema, and warmth,…

Impetigo is a highly contagious superficial bacterial skin infection, most common among children. It typically manifests as erythematous lesions that progress to honey-colored crusts (non-bullous)…

Erythema nodosum (EN) is the most common form of panniculitis, characterized by painful, erythematous, subcutaneous nodules, typically localized to the anterior shins. It represents a…

Toxic Epidermal Necrolysis (TEN) is a rare, life-threatening mucocutaneous reaction characterized by extensive detachment of the epidermis and mucous membranes. It is considered the most…

Stevens-Johnson Syndrome (SJS) is a rare, life-threatening mucocutaneous hypersensitivity reaction characterized by extensive necrosis and detachment of the epidermis. It represents a continuum with Toxic…

Urticaria is a common dermatological condition characterized by the sudden appearance of itchy, erythematous wheals. These lesions are typically transient, migrating across the skin, and…