Allergic Contact Dermatitis to Medicines (Medicaments) including active ingredients and vehicles (Contact Dermatitis, Medication)
Angiosarcoma (Malignant hemangioendothelioma, Hemangiosarcoma, Lymphangiosarcoma, Wilson-Jones angiosarcoma, Senile angiosa)
Aphthous Stomatitis (Canker Sores, Recurrent Aphthous Stomatitis, Simple Aphthosis, Complex Aphthosis)
Atrophie Blanche (Atrophie alba, Atrophie blanche en plaque, Atrophie blanche of Milian, Hyalinizing segmental vasculitis, Livedoid vasculopathy, Livedoid vasculitis, Livedo reticularis with summer ulceration, PURPLE [Painful purpuric ulcers with reticular patterning on the lower extremities])
Atypical fibroxanthoma (pseudocarcinoma, fibrosarcoma, paradoxical fibrosarcoma, pseudosarcomatous dermatofibroma, pseudosarcomatous xanthofibroma, pseudosarcomatous reticulohistiocytoma)
Basal Cell Nevus Syndrome (Gorlin syndrome, Gorlin-Goltz syndrome, nevoid basal cell carcinoma syndrome [NBCCS])
Becker's nevus (Becker's melanosis, Becker's pigmentary hamartoma, nevoid melanosis, pigmented hairy epidermal nevus)
Bowen's disease (Squamous Cell Carcinoma In Situ; erythroplasia of Queyrat; Squamous Cell Carcinoma In Situ of the Penis)
Bowenoid Papulosis (Penile Intraepithelial Neoplasia, Squamous Intraepithelial Lesion, Squamous Cell Carcinoma In Situ)
Bullous congenital ichthyosiform erythroderma (epidermolytic hyperkeratosis, keratinopathic ichthyosis)
Cheilitis, actinic (Actinic cheilitis, solar cheilitis, actinic cheilosis, cheilitis actinica, cheilosis actinica, actinic keratosis of the lip, solar keratosis of the lip, cheilitis exfoliativa)
Chondrodermatitis Nodularis Helicis (Chondrodermatitis, Chondrodermatitis nodularis chronica helicis, Chondrodermatitis nodularis chronica helicis et antihelicis, Ear corn)
Chronic Mucocutaneous Candidiasis (candidiasis of unspecified site), unspecified disorder of immune mechanism)
Chronic actinic dermatitis (persistent light reaction, actinic reticuloid, photosensitivity dermatitis, photosensitive eczema, photosensitivity and actinic reticuloid (PD/AR) syndrome)
Churg Strauss vasculitis (Churg Strauss granulomatosis (CSG); Churg Strauss syndrome; Allergic granulomatosis; ANCA-associated vasculitis); Eosinophilic granulomatosis with polyangiitis
Clear cell acanthoma (Pale cell acanthoma, Degos acanthoma, and Acanthome cellules claires of Degos and Civatte)
Confluent and reticulated papillomatosis of Gougerot and Carteaud (Gougerot and Carteaud Papillomatosis, Confluent and Reticular Papillomatosis)
Congenital Ichthyosiform Erythroderma (Nonbullous Congenital Ichthyosiform Erythroderma, Autosomal Recessive Congenital Ichthyosis)
Conradi-Hünermann syndrome (CDPX2, chondrodysplasia punctata 2; chondrodysplasia punctata, X-linked dominant form; Conradi-Hünermann-Happle syndrome, Happle syndrome)
Contact Dermatitis, Airborne (Ragweed Dermatitis; Dermatitis due to other chemical products – acids, alkalis, dichromate, insecticide, plastic, rubber, nylon; Dermatitis due to food in contact with the skin, eg, flour; Dermatitis due to paint, other solvents)
Contact Urticaria Syndrome (Contact Urticaria, Nonimmunologic Contact Urticaria, Immunologic Contact Urticaria, Protein Contact Dermatitis)
Corn/callus (singular: callus, callosity, tyloma; plural: callosities, tylomas, tylomata) Clavus (clavi; singular: clavus, corn, heloma; plural: corns, helomas, helomata)
Cowden Syndrome (PTEN Hamartoma Tumor Syndrome, Multiple Hamartoma Syndrome, Bannayan-Riley-Ruvalcaba Syndrome, Lhermitte-Duclos Syndrome)
Cryofibrinogenemia (cold-related gelling or agglutination, Cutaneous manifestations of microvascular occlusion syndromes
Cryoglobulinemia (Cold-related gelling, Cold- related agglutination, Cutaneous manifestations of microvascular occlusion syndromes, Cryoglobulinemic syndrome [clinically asymptomatic]), Cryoglobulinemic vasculitis (clinically apparent disease process)
Cutaneous Delusional Disorders (Delusional Disorder, Somatic Type. Delusions of Parasitosis, Ekbom's Disease, Morgellons Disease, Body Dysmorphic Disorder)
Cutaneous Endometriosis (umbilical endometriosis,cicatricial endometriosis, endometrioma, or ectopic endometrial tissue)
Cutaneous Larva Migrans (creeping eruption, creeping verminous dermatitis, ground itch, sand worm eruption, hookworm folliculitis, plumber’s itch)
Cutaneous Reactive Angiomatoses (Angioendotheliomatosis, Diffuse Dermal Angiomatosis, Acroangiodermatitis)
Cutaneous lupus mucinosis (Papulonodular mucinosis, papular and nodular mucinosis of lupus, papular and nodular mucinosis of Gold)
Cutaneous lymphoid hyperplasia (lymphocytoma cutis, lymphadenosis benigna cutis, cutaneous lymphoplasia, pseudolymphoma of Spiegler-Fendt)
Dabska tumor (Dabska-type Hemangioendothelioma Endovascular Papillary Angioendothelioma, Hobnail Hemangioendothelioma, Malignant Endovascular Papillary Angioendothelioma, Papillary Intralymphatic Angioendothelioma)
Decubitus Ulcer (Chronic ulcer of skin, pressure ulcer, bedsore, pressure sore, tissue necrosis, decubiti, decubitus, trophic ulcer, decubitus ominosus/chronicus, cuticular necrosis, skin ulcer)
Degos Disease (Kohlmeier Disease, Degos-Kohlmeier Disease, Malignant atrophic papulosis, benign atrophic papulosis, Malignant atrophic papulosis)
Demodicidosis (Other acariasis, including chiggers and Demodex folliculorum or Trombicula infestation)
Dissecting cellulitis of the scalp (perifolliculitis abscedens et suffodiens, Hoffman disease, dissecting folliculitis, follicular occlusion triad)
Dupuytren's Contracture (Dupuytren's disease/diathesis, morbus Dupuytren, palmar fibromatosis, Viking disease)
Dystrophia Unguium Mediana Canaliformis (Canaliform dystrophy of the nails, Canal-like median dystrophy, Dystrophia mediana canaliformis, Dystrophia unguium mediana canaliformis of Heller, Lateral canal-like dystrophy, longitudinal single nail groove, Median canaliform dystrophy, median canaliform nail dystrophy, median canal-like dystrophy of the nail, median nail dystrophy, naevus striatus symmetricus of the thumbs.
Encephalocele (Cephalocele; Encephalocystocele; Encephalomyelocele; Hydroencephalocele; Hydromeningocele, cranial; Meningocele; Meningoencephalocele)
Epidermal Nevus, including Inflammatory Linear Verrucous Epidermal Nevus (Nevus Verrucosus, Dermatitic Epidermal Nevus)
Erosive Pustular Dermatitis Of The Scalp (Erosive pustulosis of the scalp, Erosive pustular dermatosis of the scalp, Pustular dermatitis of the scalp)
Erysipeloid (Erysipeloid of Rosenbach, Rosenbach’s disease, Baker-Rosenbach disease, Pseudoerysipelas; "Swine erysipelas" in Great Britain, "Rouget du porc" in France and "Mal rossino" in Italy)
Erythrokeratodermia variabilis (erythrokeratodermia figurate Variabilis, erythrokeratoderma congenitals progressiva symmetrica, erythrokeratoderma progressive)
Eyelid Dermatitis (xeroderma of the eyelids, eczema of the eyelids, atopic dermatitis, allergic contact dermatitis, irritant contact dermatitis, seborrheic dermatitis of the eyelids)
Fabry Disease (Anderson-Fabry Disease, Alpha-Galactosidase A Deficiency, Angiokeratoma Corporis Diffusum, Ceramide Trihexosidase Deficiency, Fabry's Disease, GLA Deficiency, Hereditary Dystopic Lipidosis)
Familial Cutaneous Leiomyomatosis (FCL) (Hereditary Multiple Leiomyomas, Hereditary Leiomyomatosis and Renal Cell Cancer [HLRCC], Multiple Cutaneous and Uterine Leiomyomatosis, Reed Syndrome)
Favre-Racouchot Syndrome (Nodular Elastosis [Elastoidosis] with Cysts and Comedones, Senile or Solar Comedones, Smokers' Comedones)
Melanocytic Nevi, Including Atypical Nevi (Dysplastic Nevi, Nevus with Architectural disorder and Cytologic Atypia)
Mucous Cysts (mucoid cyst, mucinous pseudocyst, myxomatous cutaneous cyst, synovial cyst, periungual ganglion, nail cyst, digital myxoid cyst, cutaneous myxoid cyst
Necrotic Drug eruptions (Heparin-induced skin necrosis; warfarin-induced skin necrosis (Coumadin® necrosis)
Occupational Contact Dermatitis (dermatitis occupational, dermatitis due to oils and greases, dermatitis due to other chemical products [acids, alkalis, caustics, dichromate, insecticide, nylon, plastic, rubber], dermatitis due to food in contact with skin [cereals, fish, flour, fruit, meat, milk], dermatitis due to plants [ivy, oak, sumac, vine, primrose, ragweed, other], dermatitis due to paint)
Porocarcinoma (Malignant Poroma, Eccrine Porocarcinoma, Apocrine Porocarcinoma, Malignant Eccrine Poroma)
Systemic Amyloidosis with Cutaneous Manifestations (Amyloidosis, Primary Systemic Amyloidosis, AL Amyloidosis)
Systemic Contact Dermatitis (Contact Dermatitis, Systemic; Baboon syndrome; Fisher's systemic contact dermatitis; Systemic contact-type dermatitis; Hematogenous contact eczema; Symmetrical Drug-Related Intertriginous and Flexural Exanthem [SDRIFE] Systemic reactivation of allergic contact dermatitis [RCD])