| Reaction | |
|---|
| Abrasion (2) | |
| Abscess (46) | |
| Acantholysis (1) | |
| Acanthosis nigricans (19) | |
| Acne (unspecified) (2) | |
| Acne fulminans (acne maligna) (2) | |
| Acne inversa | |
| Acne keloid (5) | |
| Acne vulgaris ("acne") (3) | |
| Acneiform eruption / acneiform dermatitis / acneiform rash (235) | |
| Acneiform papular (1) | |
| Acneiform pustular (1) | |
| Acral desquamation (1) | |
| Acral erythema (23) | |
| Acral necrosis (4) | |
| Acral purpura (2) | |
| Acral sclerosis (2) | |
| Acrodermatitis enteropathica (1) | |
| Actinic granuloma (1) | |
| Actinic keratoses (20) | |
| Acute febrile neutrophilic dermatosis (Sweet syndrome) (77) | |
| Acute generalized exanthematous pustulosis (AGEP) (168) | |
| Adermatoglyphia (fingerprint loss) (1) | |
| Allergic granulomatous angiitis / Eosinophilic Granulomatosis with Polyangiitis (EGPA) / Churg-Strauss syndrome (see also anti-neutrophil cytoplasmic antibody (ANCA) vasculitis (angiitis) (44) | |
| Allergic skin reactions (see also 'allergic reactions') (1) | |
| Anaphylactoid reactions / anaphylaxis (includes anaphylactic shock) (450) | |
| Anetoderma (2) | |
| Angioedema (398) | |
| Angiofibromatosis (1) | |
| Angiokeratoma (1) | |
| Angioma (2) | |
| Anhidrosis (2) | |
| Anti-neutrophil cytoplasmic antibody (ANCA) vasculitis (angiitis) (see also allergic granulomatous angiitis / Eosinophilic Granulomatosis with Polyangiitis (EGPA) / Churg-Strauss syndrome (5) | |
| Anticonvulsant hypersensitivity syndrome (see DRESS syndrome) | |
| Aplasia cutis congenita (2) | |
| Atopic dermatitis (13) | |
| Atrophie blanche (1) | |
| Atrophy / Skin atrophy (20) | |
| Baboon syndrome / symmetrical drug-related intertriginous and flexural exanthema (SDRIFE) (75) | |
| Bacterial infection (8) | |
| Basal cell carcinoma (25) | |
| Behçet's disease (3) | |
| Blue toe syndrome (1) | |
| Breast abscess (1) | |
| Bromhidrosis (10) | |
| Bruise / bruising / contusion / ecchymosis (ecchymoses) (124) | |
| Bullae (23) | |
| Bullous acral erythema (2) | |
| Bullous dermatosis (170) | |
| Bullous hemorrhagic dermatosis (3) | |
| Bullous impetigo (1) | |
| Bullous lichen planus (1) | |
| Bullous pemphigoid / pemphigoid (61) | |
| Bullous skin rash (1) | |
| Burning / skin burning sensation (82) | |
| Buschke–Lowenstein penile carcinoma (1) | |
| Butterfly eruption on the face (1) | |
| Café-au-lait macules (1) | |
| Calcification (8) | |
| Callus (1) | |
| Candidiasis / candidosis (76) | |
| Capillaritis (3) | |
| Carcinoma (26) | |
| Carcinosarcoma (1) | |
| Carotenemia (2) | |
| Cellulitis (95) | |
| Chloasma (8) | |
| Chromhidrosis (4) | |
| Chrysiasis (1) | |
| Cicatricial pemphigoid (2) | |
| Clammy skin (7) | |
| Coarse facies (1) | |
| Coarsening of skin (1) | |
| Cold extremities (9) | |
| Cold microabscesses (1) | |
| Cold urticaria (3) | |
| Collagen disease (2) | |
| Collodion-like skin (1) | |
| Condylomata acuminata (genital warts) (1) | |
| Contact dermatitis (74) | |
| Crusting (5) | |
| Cushingoid features (8) | |
| Cutaneous adverse reaction (includes severe cutaneous adverse drug reaction (SCAR)) (26) | |
| Cutaneous collagenous vasculopathy (2) | |
| Cutaneous eruptions (see also cutaneous adverse reaction) (2) | |
| Cutaneous toxicity / skin toxicity (251) | |
| Cutis laxa / elastolysis (4) | |
| Cyanosis (17) | |
| Cyst (16) | |
| Dapsone syndrome (3) | |
| Darier's disease / keratosis follicularis (1) | |
| Depigmentation (10) | |
| Dermatitis (452) | |
| Dermatitis herpetiformis (17) | |
| Dermatofibromas (4) | |
| Dermatofibrosarcoma protuberans (2) | |
| Dermatomyositis (45) | |
| Dermographism / dermographic urticaria (chronic inducible urticaria) / urticaria factitia (5) | |
| Desquamation (34) | |
| Diaper rash (11) | |
| Diaphoresis (see also hyperhidrosis) (356) | |
| Differentiation syndrome (formerly retinoic acid syndrome) (3) | |
| Discoloration / skin (dyschromia) (2) | |
| DRESS syndrome (146) | |
| Drug-induced hypersensitivity syndrome; (DIHS) (see DRESS syndrome) | |
| Dry skin (see also xerosis) (15) | |
| Dyshidrosis (6) | |
| Ecchymosis (ecchymoses) see bruise / bruising / contusion / ecchymosis (ecchymoses) | |
| Eccrine hidrocystomas (1) | |
| Eccrine squamous syringometaplasia (13) | |
| Ecthyma (1) | |
| Ecthyma gangrenosum (1) | |
| Eczema / eczematous reaction / eczematous eruption (192) | |
| Eczema herpeticum (1) | |
| Eczema vaccinatum (1) | |
| Eczematous reaction / eczematous eruption (see eczema) | |
| Edema / fluid retention (see also peripheral edema) (458) | |
| Edema of lip (14) | |
| Ehlers–Danlos syndrome (2) | |
| Elastolysis (see cutis laxa) | |
| Elastosis perforans serpiginosa (1) | |
| Embolia cutis medicamentosa (Nicolau syndrome) / livedoid dermatitis (27) | |
| Eosinophilia–myalgia syndrome (2) | |
| Eosinophilic cellulitis (2) | |
| Eosinophilic fasciitis (10) | |
| Eosinophilic pustular folliculitis (7) | |
| Ephelides (freckles) (6) | |
| Epidermolysis bullosa (5) | |
| Epidermolysis bullosa acquisita (2) | |
| Erosio interdigitalis blastomycetica (1) | |
| Erosion of psoriatic plaques (2) | |
| Erosions (9) | |
| Erosive pustular dermatosis (2) | |
| Eruptive facial cyst (1) | |
| Erysipelas (8) | |
| Erythema (338) | |
| Erythema annulare (2) | |
| Erythema annulare centrifugum (see also gyrate erythema) (18) | |
| Erythema dyschromicum perstans / ashy dermatosis (6) | |
| Erythema gyratum (see gyrate erythema) | |
| Erythema gyratum repens (2) | |
| Erythema multiforme (277) | |
| Erythema necrolyticum migrans (1) | |
| Erythema nodosum (78) | |
| Erythema sheet-like | |
| Erythroderma (83) | |
| Erythromelalgia / erythermalgia (5) | |
| Erythropoiesis (1) | |
| Erythrosis (1) | |
| Exanthems (519) | |
| Excoriations (11) | |
| Exfoliative dermatitis (202) | |
| Exfoliative erythroderma (6) | |
| Facial burning (1) | |
| Facial edema (161) | |
| Facial erythema (15) | |
| Facial flushing (28) | |
| Facial rash (6) | |
| Facial scarring (2) | |
| Facial skin hyperpigmentation (3) | |
| Facial xerosis (1) | |
| Fasciitis (1) | |
| Fibroadenoma (1) | |
| Fibrosis (13) | |
| Fissures (13) | |
| Fixed eruption (229) | |
| Flagellate dermatitis (8) | |
| Flagellate erythema/pigmentation (5) | |
| Flaking (3) | |
| Flushing / rubefaction (354) | |
| Follicular dermatitis (1) | |
| Follicular keratosis (4) | |
| Follicular pustular eruption (4) | |
| Folliculitis (77) | |
| Foot ulceration (2) | |
| Formication (2) | |
| Fournier's gangrene (see scrotal gangrene) | |
| Fox–Fordyce disease (1) | |
| Fragility (2) | |
| Frostbite (1) | |
| Fungal dermatitis (28) | |
| Furunculosis (28) | |
| Gangrene (18) | |
| Generalized eruption (3) | |
| Genital edema (3) | |
| Genital warts (see Condylomata acuminata) | |
| Gianotti–Crosti syndrome (3) | |
| Glucagonoma syndrome (3) | |
| Graft-versus-host reaction (22) | |
| Granulation tissue (2) | |
| Granuloma annulare (21) | |
| Granulomas (23) | |
| Granulomatous reaction (17) | |
| Grinspan's syndrome (5) | |
| Grover's disease (see transient acantholytic dermatosis) | |
| Gyrate erythema (erythema gyratum) (see also erythema annulare centrifugum) (4) | |
| Halo dermatitis (1) | |
| Halogenoderma (1) | |
| Hand–foot syndrome (palmar–plantar erythrodysesthesia) (90) | |
| Harlequin syndrome (1) | |
| Heel pad thickening (1) | |
| Hematoma (63) | |
| Henoch-Schönlein purpura / IgA vasculitis / immunoglobulin A vasculitis (36) | |
| Herpes (19) | |
| Herpes genitalis (4) | |
| Herpes gestationis (1) | |
| Herpes simplex (87) | |
| Herpes zoster (102) | |
| Hidradenitis suppurativa (acne inversa) (15) | |
| Histiocytoma (1) | |
| Hot flashes / hot flushes (130) | |
| Human papilloma virus reactivation (2) | |
| Hyperhidrosis (see also diaphoresis) (120) | |
| Hyperkeratosis (26) | |
| Hypermelanosis (7) | |
| Hyperpigmentation (see also pigmentation) (6) | |
| Hypersensitivity (511) | |
| Hypersensitivity syndrome (see DRESS syndrome) | |
| Hypertrophic lichen planus (1) | |
| Hypertrophic lipodystrophy (1) | |
| Hypertrophy (8) | |
| Hypohidrosis (2) | |
| Hypomelanosis (13) | |
| Hypopigmentation (see also pigmentation) (3) | |
| Ichthyosis (19) | |
| Id reaction (1) | |
| Idiosyncratic drug reactions (1) | |
| Impetigo (9) | |
| Incontinenti pigmenti (1) | |
| Induration (9) | |
| Inflammation (19) | |
| Inflammatory papules (1) | |
| Intertrigo (6) | |
| Iododerma (2) | |
| Irritation (skin) (8) | |
| Itching (see pruritus) | |
| Jadassohn–Borst epithelioma (1) | |
| Jarisch–Herxheimer reaction (16) | |
| Jaundice (86) | |
| Kaposi's sarcoma (29) | |
| Kaposi's varicelliform eruption (5) | |
| Keloid (5) | |
| Keratoacanthoma (17) | |
| Keratoderma (12) | |
| Keratolysis exfoliativa (2) | |
| Keratoses (12) | |
| Keratosis pilaris (9) | |
| Koebner phenomenon (2) | |
| Koebner phenomenon (psoriasis) | |
| Kounis syndrome (see under 'Cardiovascular') | |
| Leg ulceration (5) | |
| Lentigo (lentigines; lentigos (pl)) (5) | |
| Leprosy (3) | |
| Lesions (35) | |
| Leukocytoclastic vasculitis (angiitis) (49) | |
| Leukoderma (10) | |
| Leukoderma acquisitum | |
| Leukomelanosis (3) | |
| Lichen myxedematosus (1) | |
| Lichen nitidus (1) | |
| Lichen planus (60) | |
| Lichen planus pemphigoides (10) | |
| Lichen sclerosus (4) | |
| Lichen simplex chronicus (1) | |
| Lichen spinulosus (2) | |
| Lichen vaccinatus (1) | |
| Lichenoid acrodermatitis (1) | |
| Lichenoid eruption (140) | |
| Lichenoid keratoses (1) | |
| Linear atrophy | |
| Linear hypopigmentation (3) | |
| Linear IgA bullous dermatosis (58) | |
| Linear streaking (1) | |
| Lipoatrophy (14) | |
| Lipodermatosclerosis (2) | |
| Lipodystrophy (21) | |
| Lipogranulomas (1) | |
| Lipohypertrophy (8) | |
| Lipomatosis (7) | |
| Livedo reticularis (25) | |
| Livedoid dermatitis (see embolia cutis medicamentosa (Nicolau syndrome) / livedoid dermatitis) | |
| Lobular panniculitis (3) | |
| Lupus erythematosus – dermatomyositis (1) | |
| Lupus erythematosus (subacute cutaneous lupus erythematosus (SCLE)) (210) | |
| Lupus panniculitis (2) | |
| Lupus syndrome / drug-induced lupus (DIL) (20) | |
| Lupus vulgaris (1) | |
| Lymphadenitis (3) | |
| Lymphadenopathy (43) | |
| Lymphedema (11) | |
| Lymphocytic infiltration / Jessner lymphocytic infiltration (3) | |
| Lymphocytic vasculitis (angiitis) (2) | |
| Lymphocytoma cutis (3) | |
| Lymphoepithelioma (1) | |
| Lymphoid hyperplasia (4) | |
| Lymphoma (27) | |
| Lymphomatoid papulosis (5) | |
| Lymphoproliferative disease (21) | |
| Maculopapular rash / morbilliform rash (23) | |
| Malignant lymphoma (7) | |
| Malignant melanoma (4) | |
| Mastitis (1) | |
| Melanoma (34) | |
| Melanosis / melanocytosis (8) | |
| Melasma (9) | |
| Merkel cell carcinoma (2) | |
| Milia (6) | |
| Miliaria (4) | |
| Miliaria profunda (1) | |
| Molluscum contagiosum (6) | |
| Moon face (3) | |
| Morphea / localized scleroderma (14) | |
| Mucha–Habermann disease (5) | |
| Mycosis fungoides (15) | |
| Myxedema (see also myxedema coma under 'Endocrine/Metabolic') (4) | |
| Necrolysis (3) | |
| Necrosis (skin necrosis) (72) | |
| Necrotizing arteritis (1) | |
| Necrotizing fasciitis (17) | |
| Necrotizing soft tissue infection | |
| Necrotizing vasculitis (angiitis) (7) | |
| Neurodermatitis (1) | |
| Neutrophilic dermatosis (13) | |
| Neutrophilic eccrine hidradenitis (19) | |
| Nevi (16) | |
| Nodular eruption (33) | |
| Nodular panniculitis (2) | |
| Nodulocystic acne | |
| Nodulocystic lesions (1) | |
| Non-Hodgkin's lymphoma (6) | |
| Nummular eczema (3) | |
| Ochronosis (4) | |
| Oligohydrosis (reduced sweating) (2) | |
| Orange-peel skin (1) | |
| Osteoma cutis (2) | |
| Painful eruption of hands (1) | |
| Pallor (29) | |
| Palmar desquamation (3) | |
| Palmar erythema (12) | |
| Palmar fasciitis (1) | |
| Palmar nodules (1) | |
| Palmar–plantar desquamation (7) | |
| Palmar–plantar erythema (9) | |
| Palmar–plantar erythrodysesthesia (see hand–foot syndrome) | |
| Palmar–plantar fixed eruption (1) | |
| Palmar–plantar hyperhidrosis (1) | |
| Palmar–plantar hyperkeratosis (7) | |
| Palmar–plantar pigmentation (5) | |
| Palmar–plantar punctate keratoses (1) | |
| Palmar–plantar toxicity (3) | |
| Palmoplantar lesions (1) | |
| Palmoplantar pustulosis (13) | |
| Panniculitis (32) | |
| Papillomas (7) | |
| Papular lesions (9) | |
| Papulo-nodular lesions (5) | |
| Papuloerythroderma (1) | |
| Papuloerythroderma of Ofuji (2) | |
| Papulopustular eruption (14) | |
| Papulovesicular eruption (8) | |
| Paraneoplastic pemphigus (3) | |
| Parapsoriasis (2) | |
| Peeling (9) | |
| Pellagra (8) | |
| Pemphigoid (see bullous pemphigoid) | |
| Pemphigoid nodularis (1) | |
| Pemphigus (72) | |
| Pemphigus erythematodes (pemphigus erythematosus) (Senear-Usher syndrome) (6) | |
| Pemphigus foliaceus (24) | |
| Pemphigus herpetiformis (1) | |
| Pemphigus vegetans (3) | |
| Pemphigus vulgaris (16) | |
| Penicillamine-induced degenerative dermopathy (1) | |
| Penile edema (4) | |
| Penile pruritus (1) | |
| Penile rash (2) | |
| Penile ulceration (3) | |
| Perforating collagenosis (1) | |
| Perforating dermatosis (3) | |
| Perforating foot ulceration (1) | |
| Perianal irritation (3) | |
| Perioral dermatitis (10) | |
| Peripheral edema (see also edema) (427) | |
| Peripheral vasculopathy (2) | |
| Perleche (4) | |
| Pernio (2) | |
| Perniosis (1) | |
| Perspiration (heavy) (see diaphoresis) | |
| Petechiae (71) | |
| Photoaging / dermatoheliosis (1) | |
| Photoallergic reaction (18) | |
| Photocontact dermatitis (4) | |
| Photopigmentation (2) | |
| Photosensitivity (341) | |
| Phototoxic bullous eruption (2) | |
| Phototoxicity (69) | |
| Phytophotodermatitis / berloque dermatitis (1) | |
| Pigmentation (220) | |
| Pigmented purpuric eruption (9) | |
| Pigskin appearance (1) | |
| Pityriasis lichenoides chronica / pityriasis lichenoides et varioliformis acuta (5) | |
| Pityriasis rosea (38) | |
| Pityriasis rubra pilaris (14) | |
| Pityriasis versicolor (3) | |
| Plantar fasciitis (1) | |
| Poikiloderma (3) | |
| Pompholyx / dyshidrotic eczema (3) | |
| Porokeratosis (9) | |
| Port-wine stain (2) | |
| Pressure necrosis (1) | |
| Prurigo (9) | |
| Prurigo nodularis (5) | |
| Prurigo pigmentosa (1) | |
| Pruritic rash (4) | |
| Pruritus (itching) (902) | |
| Pruritus ani et vulvae (19) | |
| Pseudo-mongolian spot (2) | |
| Pseudoacanthosis nigricans (1) | |
| Pseudolymphoma (80) | |
| Pseudoporphyria (2) | |
| Pseudoscleroderma (1) | |
| Pseudoxanthoma elasticum (1) | |
| Psoriasiform dermatitis (3) | |
| Psoriasiform eruption (see also psoriasis) (10) | |
| Psoriasis (164) | |
| Purple glove syndrome (3) | |
| Purple gloves and socks syndrome (1) | |
| Purple toe syndrome (1) | |
| Purplish erythema (2) | |
| Purpura (300) | |
| Purpura fulminans (4) | |
| Pustules / pustular eruption (76) | |
| Pustuloderma (3) | |
| Pyoderma (4) | |
| Pyoderma gangrenosum (32) | |
| Radiation keratosis (1) | |
| Radiation recall dermatitis (64) | |
| Radiation skin injury (1) | |
| Rash (1095) | |
| Rash acneiform (see acneiform rash) | |
| Raynaud's phenomenon (62) | |
| Recall reaction (20) | |
| Red man syndrome (7) | |
| Red neck syndrome (2) | |
| Reiter's syndrome / reactive arthritis (see under 'Neuromuscular/Skeletal') | |
| Reticular hyperplasia (2) | |
| Rhinophyma (1) | |
| Rosacea (42) | |
| Rosacea fulminans (4) | |
| Sarcoidosis / sarcoid-like reaction (cutaneous sarcoidosis) (33) | |
| Sarcoma (4) | |
| Scabbing (2) | |
| Scabies (4) | |
| Scaling (18) | |
| Scalp burning (1) | |
| Scalp defects (1) | |
| Scalp dermatitis (1) | |
| Scalp tingling (2) | |
| Scar (7) | |
| Schamberg's disease (1) | |
| Scleredema (1) | |
| Scleroderma (50) | |
| Sclerosing lipogranuloma (1) | |
| Sclerosis (4) | |
| Sclerotic plaques (1) | |
| Scrofuloderma (1) | |
| Scrotal edema (1) | |
| Scrotal gangrene / Fournier's gangrene (3) | |
| Scrotal ulceration (see also genital ulceration) (1) | |
| Sebaceous hyperplasia (1) | |
| Seborrhea (28) | |
| Seborrheic dermatitis (30) | |
| Seborrheic keratoses (10) | |
| Sensitivity (20) | |
| Sensitization (9) | |
| Septic–toxic shock (11) | |
| Serum sickness (43) | |
| Serum sickness-like reaction (68) | |
| Sezary syndrome (5) | |
| Sjögren’s syndrome (25) | |
| Skin (dermatological) reaction (3) | |
| Skin cancer (12) | |
| Skin infection (2) | |
| Spider angioma (2) | |
| Spider nevi (1) | |
| Squamous cell carcinoma (41) | |
| Squamous cell carcinoma in situ (Bowen disease) (3) | |
| Squamous syringometaplasia (4) | |
| Staphylococcal scalded skin syndrome (2) | |
| Stevens-Johnson syndrome (303) | |
| Stickiness (1) | |
| Stinging (20) | |
| Striae (19) | |
| Subcorneal pustular dermatosis (9) | |
| Subcutaneous fat necrosis (1) | |
| Sulfone syndrome | |
| Sunburn (13) | |
| Sweat gland necrosis (2) | |
| Sweating (excessive) (see hyperhidrosis) | |
| Sweet's syndrome: see acute febrile neutrophilic dermatosis | |
| Symmetrical drug-related intertriginous and flexural exanthema (SDRIFE) (see Baboon syndrome) | |
| Systemic sclerosis (2) | |
| Telangiectasia (29) | |
| Tenderness (7) | |
| Thickening (3) | |
| Thinning (6) | |
| Thrombocytopenic purpura (66) | |
| Thrombotic thrombocytopenic purpura (9) | |
| Tinea (17) | |
| Toxic dermatitis (15) | |
| Toxic epidermal necrolysis (Lyell's syndrome) (281) | |
| Toxic erythema (12) | |
| Toxic pustuloderma (12) | |
| Toxic reactions | |
| Toxic-allergic shock (1) | |
| Toxicoderma (16) | |
| Transient acantholytic dermatosis (Grover's disease) (11) | |
| Tumors (33) | |
| Ulceration of psoriatic plaques (1) | |
| Ulcerations (92) | |
| Ulcerative necrosis (2) | |
| Ultraviolet light recall (1) | |
| Urticaria / hives (652) | |
| Urticaria pigmentosa (1) | |
| Vaccina | |
| Vaccinia (1) | |
| Vaccinia gangrenosum (1) | |
| Vaccinia necrosum (1) | |
| Varicella zoster (10) | |
| Varicosities (2) | |
| Vasculitis (angiitis) / cutaneous vasculitis (angiitis) (272) | |
| Verrucae (see verrucae vulgaris / warts / verrucae) | |
| Verrucae vulgaris / warts / verrucae (18) | |
| Verrucous lesions (3) | |
| Vesiculation (35) | |
| Vesiculobullous eruption (24) | |
| Vitiligo (40) | |
| Warts (see verrucae vulgaris / warts / verrucae | |
| Wound complications (25) | |
| Wrinkling (3) | |
| Xanthoderma (7) | |
| Xanthomas (7) | |
| Xerosis / xeroderma (see also dry skin) (227) | |
| Yellow palms (2) | |
