What Is Dermatitis Herpetiformis? Itchy Blistering Rash, Causes & Treatment Options
What Is Dermatitis Herpetiformis? Itchy Blistering Rash, Causes & Treatment Options Dermatitis herpetiformis is an intensely itchy autoimmune blistering skin condition linked to celiac disease, where gluten exposure triggers an immune reaction that shows up in the skin. Dermatitis herpetiformis is not herpes. This page covers symptoms, locations, causes, celiac link, diagnosis, biopsy, testing, gluten-free […]
What Is Dermatitis / Eczema? Skin Inflammation, Triggers & Treatment Options
What Is Dermatitis / Eczema? Skin Inflammation, Triggers & Treatment Options Dermatitis / eczema is a group of inflammatory skin conditions that can make the skin itchy, dry, red, darker, lighter, swollen, scaly, cracked, blistered, crusted, or irritated. Dermatitis/eczema is not one single rash. This page covers symptoms, locations, types, causes, triggers, similar conditions, diagnosis, […]
What Are Dead Skin Cells? Skin Shedding, Causes & Care Tips
What Are Dead Skin Cells? Skin Shedding, Causes & Care Tips Dead skin cells are mature outer skin cells, called corneocytes, that form part of the stratum corneum and help protect the body before they naturally shed from the surface. Dead skin cells are normal, not dirt. This page covers normal shedding, visible buildup, causes, […]
What Is Cellulite? Dimpled Skin Texture, Causes & Treatment Options
What Is Cellulite? Dimpled Skin Texture, Causes & Treatment Options Cellulite is a common dimpled, lumpy, or uneven skin texture that appears when fat beneath the skin pushes against connective-tissue bands, making the surface look puckered or orange-peel-like. Cellulite is not cellulitis, not an infection, and not a sign of poor hygiene. This page covers […]
What Is Cutis Marmorata? Mottled Skin Pattern, Causes & Diagnosis
What Is Cutis Marmorata? Mottled Skin Pattern, Causes & Diagnosis Cutis marmorata is a temporary mottled, marbled, or lace-like skin pattern that appears when skin is exposed to cold and usually fades after the skin is warmed. Typical cutis marmorata is a vascular color pattern, not usually a rash. This page covers appearance, common locations, […]
What Is Cutis Laxa? Loose Skin, Causes & Care Options
What Is Cutis Laxa? Loose Skin, Causes & Care Options Cutis laxa is a rare connective-tissue disorder that causes loose, wrinkled, sagging, and inelastic skin because elastic fibers do not form or function normally. It is not the same as ordinary loose skin from aging or weight change, and some forms can involve internal organs. […]
What Is Cutaneous T-Cell Lymphoma? Skin Lymphoma Symptoms, Diagnosis & Treatment Options
What Is Cutaneous T-Cell Lymphoma? Skin Lymphoma Symptoms, Diagnosis & Treatment Options Cutaneous T-cell lymphoma is a group of lymphomas in which abnormal T-cells affect the skin, often causing long-lasting patches, plaques, tumors, itching, or widespread skin redness. CTCL can mimic eczema, psoriasis, or fungal rash, but it cannot be diagnosed from appearance alone. This […]
What Is Cutaneous Larva Migrans? Creeping Skin Rash, Causes & Treatment Options
What Is Cutaneous Larva Migrans? Creeping Skin Rash, Causes & Treatment Options Cutaneous larva migrans is a parasitic skin infection where animal hookworm larvae enter exposed skin and create an intensely itchy, winding, creeping track as they move within the upper skin layer. Beach, sand, soil, barefoot walking, sitting on sand, pet feces, and travel […]
What Is a Cutaneous Horn? Skin Growth Appearance, Causes & Removal Options
What Is a Cutaneous Horn? Skin Growth Appearance, Causes & Removal Options A cutaneous horn is a hard cone-shaped or spike-like projection from the skin made of compact keratin. It is not a final diagnosis by itself because the base may be benign, precancerous, or cancerous. This page covers appearance, common sites, causes, base-lesion risk, […]
What Is Cutaneous Candidiasis? Yeast Skin Infection, Causes & Treatment Options
What Is Cutaneous Candidiasis? Yeast Skin Infection, Causes & Treatment Options Cutaneous candidiasis is a superficial yeast infection of the skin caused by overgrowth of Candida, a yeast that can normally live on the skin but can cause infection when moisture, friction, warmth, or lowered defenses allow it to multiply. It is not a dirty-skin […]