What Is Langerhans Cell Histiocytosis? Skin Signs, Causes & Treatment Options
What Is Langerhans Cell Histiocytosis? Skin Signs, Causes & Treatment Options Langerhans cell histiocytosis is a rare clonal disorder in which abnormal LCH cells accumulate in tissues and form inflammatory lesions that may affect the skin alone or involve multiple organs. Persistent papules, crusting, scale or ulceration can provide the first visible clue, especially in […]
What Is Koilonychia? Spoon-Shaped Nails, Causes & Treatment Options
What Is Koilonychia? Spoon-Shaped Nails, Causes & Treatment Options Koilonychia is a nail-plate deformity in which one or more fingernails or toenails become flattened and centrally concave, creating a spoon-shaped appearance. The affected nail plate may also become thin, brittle, soft, flexible or prone to splitting. Iron deficiency is an important association, but spoon-shaped nails […]
What Is Keratosis Pilaris? Rough Skin Bumps, Causes & Treatment Options
What Is Keratosis Pilaris? Rough Skin Bumps, Causes & Treatment Options Keratosis pilaris, abbreviated KP, is a common harmless follicular keratinization condition that causes tiny rough bumps around hair follicles. The texture is often described as chicken skin, goosebumps or sandpaper and commonly affects the upper arms, thighs, cheeks and buttocks. The bumps can be […]
What Is Keratoacanthoma? Rapid Skin Growth, Diagnosis & Treatment Options
What Is Keratoacanthoma? Rapid Skin Growth, Diagnosis & Treatment Options Keratoacanthoma, abbreviated KA, is a rapidly growing dome-shaped or crater-shaped keratinizing skin tumour that often forms around a central plug of keratin. It commonly develops on sun-exposed skin, including the face, ears, forearms and hands, and may reach a noticeable size within several weeks. Some […]
What Are Keloid Scars? Raised Scar Growth, Causes & Treatment Options
What Are Keloid Scars? Raised Scar Growth, Causes & Treatment Options Keloid scars are benign raised scars that keep growing beyond the edges of the original skin injury. They may follow piercings, acne, burns, cuts, surgery, tattoos, injections or inflammatory skin disease and may not become noticeable until weeks, months or occasionally years after the […]
What Is Kawasaki Disease? Skin Rash, Symptoms & Treatment Options
What Is Kawasaki Disease? Skin Rash, Symptoms & Treatment Options Kawasaki disease, also called Kawasaki syndrome or mucocutaneous lymph node syndrome, is an acute inflammatory illness that mainly affects young children and can inflame medium-sized blood vessels, especially the coronary arteries that supply the heart. Persistent fever is usually the first and most consistent warning […]
What Is Juvenile Plantar Dermatosis? Child Foot Skin Cracking, Causes & Treatment Options
What Is Juvenile Plantar Dermatosis? Child Foot Skin Cracking, Causes & Treatment Options Juvenile plantar dermatosis, abbreviated JPD, is a recurring childhood foot dermatitis that causes shiny, dry, scaly and sometimes painfully cracked skin on weight-bearing soles. It most often affects children approximately 3–14 years old and commonly begins on the great-toe pad, ball of […]
What Is Junctional Epidermolysis Bullosa? Fragile Skin, Blistering & Care Options
What Is Junctional Epidermolysis Bullosa? Fragile Skin, Blistering & Care Options Junctional epidermolysis bullosa, abbreviated JEB, is a rare inherited condition in which skin and mucous membranes blister after little or no friction because attachment is weak near the boundary between the epidermis and dermis. Symptoms usually begin at birth or during the neonatal period, […]
What Is Intertrigo? Skin Fold Rash, Causes & Treatment Options
What Is Intertrigo? Skin Fold Rash, Causes & Treatment Options Intertrigo, also called intertriginous dermatitis, is an inflammatory rash that develops where two skin surfaces rub together in a warm, moist and poorly ventilated fold. Affected skin may become sore, itchy, burning, peeling, cracked, macerated or raw. It begins through trapped moisture, heat, occlusion and […]
What Is Inflammatory Acne? Red Breakouts, Causes & Treatment Options
What Is Inflammatory Acne? Red Breakouts, Causes & Treatment Options Inflammatory acne is acne that produces swollen, discoloured and sometimes painful papules, pustules, nodules or cysts. Superficial lesions form closer to the skin surface, while nodules and cysts develop deeper and carry a greater risk of permanent scars. It commonly affects the face, jawline, chest, […]