Dermatology
Dermatology addresses conditions affecting the skin, hair, and nails.
- Acne — comedonal, inflammatory, cystic, isotretinoin
- Actinic Keratosis — precancerous lesion, UV damage, field cancerization, 5-FU, PDT
- Alopecia — alopecia areata, androgenetic, JAK inhibitors, minoxidil
- Athlete's Foot (Tinea Pedis) — dermatophyte foot infection, interdigital/moccasin patterns, topical antifungals, cellulitis risk in diabetes
- Basal Cell Carcinoma — most common skin cancer, Mohs surgery, hedgehog pathway
- Bullous Pemphigoid — autoimmune blistering, BP180/BP230 antigens, elderly, steroids
- Calciphylaxis — vascular calcification, CKD association, painful skin necrosis
- Cellulitis — bacterial skin infection, Group A Strep/Staph aureus, MRSA, lymphedema risk
- Contact Dermatitis — irritant vs. allergic, nickel, urushiol, patch testing
- Dermatitis Herpetiformis — celiac-linked, IgA deposits, gluten-free diet
- DRESS Syndrome — drug reaction, eosinophilia, systemic symptoms, life-threatening
- Eczema — atopic dermatitis, barrier dysfunction, biologics
- Epidermolysis Bullosa — genetic blistering, fragile skin, wound care, gene therapy
- Erysipelas — superficial cellulitis, Group A Strep, well-demarcated erythema, penicillin
- Folliculitis — hair follicle infection, Staph/Malassezia/Pseudomonas, razor bumps, MRSA
- Erythema Nodosum — tender nodules, anterior shins, reactive panniculitis, systemic causes
- Fungal Infections — dermatophytes, candidiasis, antifungal therapy
- Hidradenitis Suppurativa — follicular occlusion, Hurley staging, adalimumab, biologic therapy
- Impetigo — Staph/Strep, honey-crust lesions, mupirocin, contagious
- Keratosis Pilaris — chicken skin, follicular plugging, filaggrin deficiency, keratolytics, retinoids
- Lichen Planus — purple polygonal papules, 6 P's, Wickham striae, oral involvement
- Lichen Sclerosus — white atrophic plaques, anogenital, SCC risk, potent topical steroids
- Linear IgA Bullous Dermatosis — drug-induced or idiopathic blistering, IgA deposits, dapsone
- Livedoid Vasculopathy — painful ulcers, fibrin thrombi, lower legs, anticoagulation
- Melanoma — ABCDE rule, BRAF mutation, immunotherapy, staging, sun protection
- Melasma — symmetric facial hyperpigmentation, sun/hormone-driven, tranexamic acid, iron-oxide sunscreen
- Morphea — localized scleroderma, skin sclerosis, methotrexate, phototherapy
- Mycosis Fungoides — cutaneous T-cell lymphoma, patch-plaque-tumor stages, skin-directed therapy
- Pemphigoid Gestationis — pregnancy blistering, autoimmune, BP180 antibodies, corticosteroids
- Pemphigus Vulgaris — mucosal blistering, desmoglein antibodies, rituximab, high mortality if untreated
- Perioral Dermatitis — steroid-induced perioral papulopustules, vermilion sparing, metronidazole, doxycycline
- Pityriasis Rosea — herald patch, Christmas tree pattern, HHV-6/7, self-limiting
- Porphyria Cutanea Tarda — skin fragility, blistering, iron overload, phlebotomy, hydroxychloroquine
- Psoriasis — plaque, guttate, biologic therapy, phototherapy
- Pyoderma Gangrenosum — ulcerating, pathergy, IBD association, ciclosporin, biologics
- Ringworm (Tinea) — dermatophyte fungal infection (not a worm), tinea corporis/cruris/capitis, topical and oral antifungals
- Rosacea — erythematotelangiectatic, papulopustular, phymatous
- Scabies — Sarcoptes scabiei mite, permethrin, ivermectin, household decontamination
- Scleroderma (Systemic Sclerosis) — autoimmune fibrosis, Raynaud's, limited vs diffuse, ILD, renal crisis
- Seborrheic Dermatitis — Malassezia yeast, dandruff, cradle cap, ketoconazole
- Skin Cancer — basal cell, squamous cell, melanoma, ABCDE rule, Mohs surgery
- Skin Tags (Acrochordons) — benign harmless growths, friction + insulin-resistance link, professional removal
- Squamous Cell Carcinoma — second most common skin cancer, Mohs, cemiplimab, UV damage
- Stevens-Johnson Syndrome — drug reaction, mucocutaneous necrosis, ICU, life-threatening
- Tinea Versicolor (Pityriasis Versicolor) — Malassezia yeast, hypo/hyperpigmented patches, selenium sulfide, azole antifungals
- Urticaria (Hives) — acute vs. chronic spontaneous, omalizumab, antihistamine stepwise therapy
- Vitiligo — melanocyte destruction, autoimmune, JAK inhibitors, phototherapy
- Warts — HPV types, common/plantar/flat/genital, salicylic acid, cryotherapy, immunotherapy
All Dermatology Articles A–Z
Every article in this specialty, listed alphabetically.
- Acne
- Actinic Keratosis
- Alopecia
- Athlete's Foot (Tinea Pedis)
- Basal Cell Carcinoma
- Bullous Pemphigoid
- Calciphylaxis (Calcific Uremic Arteriolopathy)
- Cellulitis
- Contact Dermatitis
- Dermatitis Herpetiformis
- DRESS Syndrome (Drug Reaction with Eosinophilia and Systemic Symptoms)
- Eczema
- Epidermolysis Bullosa
- Erysipelas
- Erythema Nodosum
- Folliculitis
- Fungal Infections
- Hidradenitis Suppurativa
- Impetigo
- Keratosis Pilaris
- Lichen Planus
- Lichen Sclerosus
- Linear IgA Bullous Dermatosis
- Livedoid Vasculopathy (Atrophie Blanche)
- Melanoma
- Melasma
- Morphea (Localized Scleroderma)
- Mycosis Fungoides (Cutaneous T-Cell Lymphoma)
- Pemphigoid Gestationis
- Pemphigus Vulgaris
- Perioral Dermatitis
- Pityriasis Rosea
- Porphyria Cutanea Tarda (PCT)
- Psoriasis
- Pyoderma Gangrenosum
- Ringworm (Tinea)
- Rosacea
- Scabies
- Scleroderma (Systemic Sclerosis)
- Seborrheic Dermatitis
- Skin Tags (Acrochordons)
- Squamous Cell Carcinoma
- Stevens-Johnson Syndrome
- Tinea Versicolor (Pityriasis Versicolor)
- Urticaria (Hives)
- Vitiligo
- Warts