Diagnosis Index
Click on a diagnosis to view related images and histories.
- Abscess
- Acanthosis nigricans
- Accessory tragus
- Acne
- Acne comedonal
- Acne cystic
- Acne fulminans
- Acne Keloidalis Nuchae
- Acne neonatorum
- Acne scars
- Acneiform eruption
- Acquired Hemangioma
- Acquired Nevus Flammeus
- Acquired nevus flammeus
- Acral fibrokeratoma
- Acral fibrokeratoma
- Acral lentiginous melanoma
- Acrochordon
- Acrocyanosis
- Acrodermatitis continua
- Acrodermatitis enteropathica
- Acrodermatitis enteropathica VIDEO
- Acrokeratosis verruciformis of Hopf
- Acropustulosis of Infancy
- Actinic keratoses
- Acute Generalized Exanthematous Pustulosis
- Acute Localized Exanthematous pustulosis
- Addison's disease
- Adenoma sebaceum
- Albino
- Albright's Syndrome
- Alezzandrini Syndrome
- Allergic contact dermatitis
- Alopecia areata
- Alopecia areata, nail changes
- Amputation neuroma
- Anetoderma
- Angioedema
- Angiokeratoma circumscriptum naeviforme
- Angiokeratoma of the Scrotum
- Angiokeratoma solitary
- Angiolymphoid Hyperplasia with Eosinophilia
- Angular cheilitis
- Annular erythema
- Annular lichen planus
- Anogenital warts
- Apert's syndrome
- Aphthous ulcer
- Aplasia cutis congenita
- Apocrine hydrocystoma
- Apocrine tubular adenoma
- Aquagenic urticaria
- Arcus senilis
- Argyria
- Arsenical hyperkeratoses
- Arsenical keratoses
- Artistic dermatology
- Asteatotic eczema
- Ataxia telangiectasia
- Atopic dermatitis
- Atopic dermatitis with cataract
- Atrophie blanche
- Atrophoderma Vermiculatum
- Atypical Fibroxanthoma
- Atypical mycobacterial infection
- Axillary granular parakeratosis
- B-cell lymphoma
- Baghdad boil
- Bamboo hair
- Basal cell carcinoma
- Basal cell nevus syndrome
- Basal skin cancer, 'Rodent ulcer'
- Basisquamous carcinoma
- Bazex syndrome
- Beau's lines
- Becker's Naevus
- Bed Bug Bites
- Behcet's syndrome
- Benign Cephalic Histiocytosis
- benign chronic bullous dermatosis of childhood
- Berloque dermatitis
- Black hairy tongue
- Blistering Distal Dactylitis
- Blue naevus, cellular
- Blue nevus
- Blue nevus
- Blue Rubber Bleb Nevus
- Blueberry muffin baby
- Boil
- border line leprosy(multibacillary)
- Bowen's disease
- Bowenoid papulosis
- Bowens Disease
- Bromoderma
- Buerger disease
- Bullous fixed drug eruption
- Bullous impetigo
- Bullous insect bite
- Bullous pemphigoid
- Bullous pemphigoid, Pemphigoid Gestationis
- Bullous scabies
- Burn
- Café-au-lait spots
- Calcinosis cutis
- Calciphylaxis
- Callosities
- Candidiasis
- Carbuncle - Staphylococcal, fluclox resistant
- carcinoma
- Carcinoma en cuirasse
- Carotenemia
- Carotenoderma
- Cellulitis
- Cement dermatitis
- Cement dermatitis
- Chancre
- Chancroid
- Cheilitis glandularis
- Chemotherapy-induced acral erythema
- Chicken Pox
- Cholinergic Urticaria
- Chondrodermatitis nodularis helicis
- Chromomycosis Chromoblastomycosis
- Chronic actinic dermatitis
- Chronic Benign Bullous Dermatosis of Childhood (CBBDC)
- Chronic paronychia
- Chronic Pustular psoriasis of pregnancy
- Circinate Balanitis
- Clear Cell Acanthoma
- Coated tongue
- Coccidioidomycosis
- Cold urticaria
- Collagenoma
- Collagenous and elastotic marginal plaques
- Collagenous papules of the ear
- Collodion baby
- Colloid milium
- Condylomata accuminata
- Confluent and reticulated papillomatosis
- Confluent and reticulated papillomatosis
- Congenital erythroderma
- Congenital hairy nevus
- Congenital Hypotrichosis
- Congenital ichthyosiform erythroderma
- Congenital melanocytic nevus
- Congenital venous malformation
- Conradi's disease
- Contact dermatitis allergic
- Contact dermatitis irritant
- Contact Vitiligo
- Cornu cutaneum
- Cradle cap
- Cretinism
- Crusted Scabies
- Cryptococcosis
- Cutaneous horn
- Cutaneous Larva Migrans (Creeping Eruption)
- Cutaneous Leishmaniasis
- Cutaneous meningioma
- Cutis Marmorata Telangiectatica Congenita
- Cutis rhomboidalis nuchae
- Cutis verticis gyrata
- Cylindroma
- Darier's disease
- Darier's sign
- Decubitus
- Decubitus Ulcer
- Dental Sinus
- Dermatitis artefacta
- Dermatitis cruris pustulosa et atrophicans (DCPA)
- Dermatitis herpetiformis
- Dermatofibroma
- Dermatofibrosarcoma protuberans
- Dermatographism
- Dermatomyositis
- Dermatophytide
- Dermatophytosis
- Dermatoscopy
- Dermatosis neglecta
- Dermatosis neglecta
- Dermatosis papulosa nigra
- Diabetic dermopathy
- Diabetic foot ulcer
- Diabetic gangrene
- Discoid eczema
- Discoid lupus erythematosus
- discoid lupus erythematosus
- Dissecting cellulitis
- Disseminated actinic porokeratoses
- Disseminated DLE
- Disseminated herpes zoster
- Disseminated superficial actinic porokeratosis
- Drug reaction
- Dupuytren's contracture
- Dyshidrotic eczema
- Dystrophic epidermolysis bullosa
- Eccrine angiomatous hamartoma
- Eccrine Hidrocystoma
- Eccrine poroma
- Ecthyma
- Ecthyma gangrenosum
- Eczema atopic dermatitis
- Eczema contact
- Eczema craquelé
- Eczema discoid
- Eczema herpeticum
- Eczema lichenified
- Eczema of nipple and areola
- Eczema varicose
- Editors
- Ehlers Danlos Syndrome
- Elastosis Perforans Serpiginosa
- Elephantiasis verrucosa nostrum
- Environmental mycobacteria
- Eosinophilic fasciitis
- Epidermal nevus
- Epidermodysplasia verruciformis
- Epidermoid cysts
- Epidermolysis bullosa
- Epidermolysis bullosa
- Epidermolysis bullosa congenita
- Epidermolytic hyperkeratosis
- Erosive pustular dermatosis
- Eruptive dermatofibroma
- Eruptive pseudoangiomatosis
- Eruptive xanthomas
- Erysipelas
- Erysipeloid
- Erythema Ab Igne
- Erythema annulare centrifugum
- Erythema chronicum migrans
- Erythema dyschromicum perstans
- Erythema elevatum diutinum
- Erythema gyratum repens
- Erythema induratum of Bazin
- Erythema infectiosum
- Erythema multiforme
- Erythema nodosum
- Erythema nodosum leprosum
- Erythema toxicum neonatorum
- Erythrasma
- Erythrodermic psoriasis
- Erythrokeratodermia variabilis
- Erythromelalgia
- Erythromelanosis Follicularis Faciei et Colli
- Erythroplasia of Queyrat
- Erythropoetic Protoporphyria
- Essential telangiectasia
- Extragenital lichen sclerosus
- Extramammary Paget's
- Fabry disease
- Facial lichen striatus
- Facial lichen striatus
- Facial peeling skin syndrome
- Factitious dermatitis
- Familial hypercholesterolemia
- Faun tail
- Favre-Racouchot syndrome
- Fibrous Papule of the Nose
- Filariasis
- Filiform facial warts
- Firecracker burn
- Fissured tongue
- Fixed drug reaction
- Flagellate Hyperpigmentation
- Flegel's disease
- Focal acral hyperkeratosis
- Follicular Mucinosis
- Folliculitis
- Folliculitis decalvans
- Fordyce spots
- Frictional lichenoid eruption of childhood
- Frictional melanosis
- Frontal fibrosing alopecia
- Frostbite
- Ganglion
- Gangrene
- Genital herpes
- Genital Lesion
- Genital warts
- Geographic tongue
- Gianotti-Crosti syndrome
- Giant congenital melanocytic nevus
- Giant congenital melanocytic nevus
- Giant-cell tumour of tendon sheath
- Glomus tumour
- Gonorrhea
- Gorlin's syndrome
- Gougerot-Blum syndrome
- Gout
- Graft versus host disease
- Granuloma annulare
- Granuloma gravidarum
- Granuloma inguinale
- Granulomatous Cheilitis
- Gray patch
- Gray patch tinea capiti
- Green nail syndrome
- Griscelli syndrome
- Grover's disease
- Hailey Hailey disease
- Hair dye dermatitis
- Hairy tongue
- Halo nevus
- Halo nevus
- Hand Foot and Mouth Disease
- Harlequin fetus
- Hemangioma
- Henoch Schonlein purpura
- Heparin allergy
- Hereditary Hemorrhagic Telangectasis
- Herpangina
- Herpes genitalis
- Herpes gestationis
- Herpes labialis
- Herpes Neonatal
- Herpes simplex
- Herpes Zoster
- Herpes Zoster Opthalmicus
- Herpetic whitlow
- Hidradenitis suppurativa
- Hirsutism
- Histoplasmosis
- Hori's nevus
- Hori's nevus
- Hot tub folliculitis
- Hunter syndrome
- Hydroa vacciniforme
- Hydrocystoma
- Hyperhidrosis
- Ichthyosis Hystrix
- Ichthyosis vulgaris hereditary
- Idiopathic guttate hypomelanosis
- Idiopathic Thrombocytopenic Purpura (ITP)
- Impetigo contagiosa
- Impetigo herpetiformis
- Incontinentia pigmenti
- Infantile acne
- Infantile atopic eczema
- Infantile digital fibromatosis
- Infantile seborrheic dermatitis
- Infected eczema
- Infective eczema
- Inflammatory linear verrucous epidermal nevus
- Ingrown nail
- Insect bite reaction
- Insect bite reaction 1
- Intertrigo
- Iododerma
- Isotretinoin induced paronychia
- Jellyfish Sting
- Job syndrome
- Juvenile plantar dermatosis
- Juvenile xanthogranuloma
- Kala-azar associated hyperpigmentation
- Kaposi's sarcoma
- Keloid
- Keratin horn
- Keratoacanthoma
- Keratoacanthoma centrifugum marginatum
- Keratoelastoidosis marginalis
- Keratosis lichenoides chronicus
- Keratosis Palmaris et Plantaris
- Keratosis pilaris
- Kerion
- Klippel-Trenaunay syndrome
- Knuckle pads
- Koebner phenomenon
- KOH preparation
- Koilonychia
- Kyrle disease
- Lamellar ichthyosis
- Langerhans cell histiocytosis
- Leiomyoma
- Leishmania recidivans
- Leishmaniasis
- Leishmaniasis
- Lentigo maligna
- Lentigo maligna melanoma (LMM)
- Leprosy Indeterminate
- Leprosy lepromatous
- Leprosy Lucio's phenomenon
- Leprosy multibacilliary
- Leprosy tuberculoid
- Leprosy type I reaction
- Leser-Trelat sign
- Leukaemia Cutis
- Leukocytoclastic vasculitis
- Leukocytoclastic vasculitis
- Leukonychia
- Leukoplakia
- Lichen Amyloidosis
- Lichen Aureus
- Lichen myxedematosus
- Lichen nitidus
- Lichen planopilaris
- Lichen planus
- Lichen planus actinicus
- Lichen planus and vitiligo
- Lichen planus annular
- Lichen planus childhood
- Lichen planus hypertrophic
- Lichen planus linear
- Lichen planus nails
- Lichen planus oral
- Lichen planus pigmentosus
- Lichen planus ulcerative
- Lichen sclerosus
- Lichen sclerosus et atrophicus
- Lichen simplex chronicus (LSC)
- Lichen spinulosus
- Lichen Striatus
- Lichenoid dermatosis
- Lichenoid pigmented purpuric dermatitis of Gougerot-Blum
- Linear epidermal nevus
- Linear IgA disease
- Linear Lichen Planus
- Lip licker's dermatitis
- Lipodermatosclerosis
- Lipoid proteinosis
- Lipoma
- Livedo reticularis
- Livedoid vasculopathy
- Longitudinal erythronychia
- Longitudinal melanonychia
- Longtudinal melanonychia
- Loose anagen syndrome
- Lupoid sycosis
- Lupus erythematosus hypertrophic
- Lupus Profundus
- Lupus vulgaris
- Lymphangioma circumscriptum
- Lymphocytoma cutis
- Lymphoma B Cell
- Lymphoma Blastic NK cell type
- Lymphoma T Cell
- Lymphomatoid papulosis
- Macular amyloidosis
- Maffucci's syndrome
- Major aphthous ulcer
- Mammary Paget's disease
- Mastitis
- Mastocytoma
- Measles
- Median canaliform dystrophy
- Meischer-Melkerson-Rosenthal Syndrome
- Melanocytic nevus
- Melanoma
- Melasma
- Melkersson-Rosenthal syndrome
- Meningococcal septicaemia
- Merkel cell carcinoma
- Milia
- Miliaria Crystallina
- Miliaria pustulosa
- Miliaria rubra
- Milker's Nodule
- Milroy's Disease
- Minocycline pigmentation
- Molluscum contagiosum
- Mongolian spot
- Monilethrix
- Morphea
- Mucinous cyst
- Mucocele
- Mucormycosis
- Muehrcke's Lines Nail
- Multiple Becker's nevi
- Multiple lipomatosis
- Multiple minute digitate hyperkeratoses
- Multiple piloleiomyomas
- Mycetoma
- Mycosis fungoides
- Nail Patella Syndrome
- Napkin dermatitis
- Necrobiosis lipoidica
- Necrobiosis Lipoidica Diabeticorum, NLD
- Necrolytic acral erythema
- Necrotising cellulitis
- Necrotizing Fasciitis
- Nekam's disease
- Neonatal acne
- Neonatal lupus erythematosus
- Neonatal varicella
- Netherton syndrome
- Neurofibroma
- Neurofibromatosis
- Neurotic excoriations
- Nevus achromicus
- Nevus anemicus
- Nevus comedonicus
- Nevus depigmentosus
- Nevus flammeus
- Nevus giant melanocytic
- Nevus giganteus
- Nevus of Ota
- Nevus of Ota & Nevus spilus
- Nevus sebaceous
- Nevus spilus
- Nevus unius lateris
- North American Blastomycosis
- Norwegian Scabies
- Nutritional deficiency
- Ochronosis
- Oculocutaneous Albinism
- Onycholysis
- Onychomycosis
- Oral fibroma
- Oral papilloma
- Oral pigmentation
- Orf
- Orf and erythema multiforme
- Orf and erythema multiforme
- Orocutaneous fistula
- Ostraceous psoriasis
- Pachydermoperiostosis
- Paederus dermatitis
- Paget's disease of nipple and areola
- Palmar xanthoma
- Palmoplantar keratoderma acquired
- Palmoplantar keratoderma, hereditary
- Papilloma virus
- Papillon Lefevre syndrome
- Papular mucinosis
- Papular urticaria
- Papular-purpuric gloves and socks syndrome
- Papulonecrotic tuberculids
- Paraphimosis
- Parapsoriasis
- Pearly penile papules
- Pediculosis capitis
- Pediculosis pubis
- Pellagra
- Pemphigoid bullous
- Pemphigoid gestationis
- Pemphigoid gestationis
- pemphigoid of pregnancy
- Pemphigus
- Pemphigus foliaceus
- Pemphigus vegetans
- Pemphigus vulgaris
- Perforating granuloma annulare
- Perifollicular fibromas
- Perifolliculitis capitis abscedens et suffodiens
- Perioral dermatitis
- Perioral hypopigmentation
- Periporitis
- Periungual fibroma
- Perniosis
- Peutz-Jeghers syndrome
- Photodynamic Therapy
- Phototoxic dermatitis
- Phototoxic reaction
- Phrynoderma
- Phytophotodermatitis
- Piebaldism
- Piezogenic pedal papules
- Pigmented basal cell carcinoma
- Pigmented BCC
- Pigmented fungiform papillae of the tongue
- Pilomatricoma
- Pincer nail
- Pitted keratolysis
- Pitted keratolysis
- Pityriasiform lichenoid eczema
- Pityriasis alba
- Pityriasis lichenoides
- Pityriasis lichenoides chronica
- Pityriasis lichenoides et varioliformis acuta
- Pityriasis rosea
- Pityriasis rubra pilaris
- Pityriasis versicolor
- Pityrosporum folliculitis
- Plane wart
- Plant contact dermatitis
- Poikiloderma of Civatte
- Polymorphous light eruption
- Pompholyx
- Porokeratosis
- Porokeratosis of Mibelli
- Porphyria cutanea tarda
- Port-wine stain
- Post-burn scar
- Postinflammatory hyperpigmentation
- Postinflammatory leukoderma
- Postmastectomy lymphangioma circumscriptum
- PPD reaction
- Pretibial myxedema
- Progeria
- Progressive systemic sclerosis
- Prurigo nodularis
- Prurigo nodularis1
- Pruritic urticarial papules and plaques of pregnancy
- Pruritic Urticarial Papules and Plaques of Pregnancy (PUPPP)
- Pruritus Scroti
- Pseudocyst of the auricle
- Pseudofolliculitis barbae
- Pseudolymphoma
- Pseudopelade of Brocq
- Pseudoporphyria
- Pseudoxanthoma elasticum
- Psoriasis
- Psoriasis & Vitiligo
- Psoriasis arthropathic
- Psoriasis coloured skin
- Psoriasis erythrodermic
- Psoriasis follicular
- Psoriasis guttate
- Psoriasis Inversa
- Psoriasis linear
- Psoriasis nails
- Psoriasis palmoplantar
- Psoriasis pustular
- Psoriasis rupioid
- Psoriasis scalp
- Psoriatic keratoderma
- Punctate keratoderma
- Purpura
- Purpura Aplastic anemia
- Purpuric drug eruption
- Pustular Bacterid
- Pyoderma faciale
- Pyoderma gangrenosum
- Pyogenic granuloma
- Radiotherapy
- Rat bite
- Reactive perforating collagenosis
- Recurrent BCC
- Recurrent palmar peeling
- Relapsing Polychondritis
- Rendu-Osler-Weber Syndrome
- Reticular erythematous mucinosis
- Reticulate Acropigmentation of Dohi
- Rhinophyma
- Ringed freckle
- Rosacea
- Rothmund-Thomsen’s syndrome
- Sacral hair tuft
- Sarcoidosis
- Scabetic nodules
- Scabies
- Scabies crusted
- Scarlet fever
- SCC and lichen planus
- SCC complicating genital wart
- Schamberg's disease
- Schimmelpenning syndrome
- Scleredema
- Scleroatrophic syndrome of Huriez
- Scleroderma
- Sclerodermoid PCT
- Scrofuloderma
- Scrofuloderma with herpes zoster
- Scrub Itch
- Sea Bathers eruption
- Sea Urchin stings
- Sebaceous carcinoma
- Sebaceous hyperplasia
- Sebopsoriasis
- Seborrheic dermatitis
- Seborrhoeic erythroderma
- Seborrhoeic keratosis
- Secondary cutaneous plasmacytoma
- Secondary metastasis
- Secondary Syphilis
- Segmental vitiligo
- Self-healing papular mucinosis
- Senile comedones
- Senile lentigines
- Senile purpura
- Serratia Infection
- Shagreen plaque
- Shitake Mushroom
- Shrapnel's injury
- Sign of Leser-Trelat
- Skin cancer other
- Smallpox scars
- Smooth muscle hamartoma
- Snake's bite
- South American Blastomycosis
- Spider angioma
- Spider bite
- Spongiotic dermatitis
- Sporotrichosis
- Squamous cell carcinoma
- Staphylococcal infection bullous
- Staphylococcal pyoderma
- Staphylococcal scalded skin
- Staphylococcal scalded skin syndrome
- Stasis dermatitis
- Steroid acne
- Steroid face
- Steroid induced acne
- Steroid induced rosacea
- Steroid-induced purpura
- Stevens Johnson syndrome
- Strawberry nevus
- Streptococcal perianal cellulitis
- Striae distensae
- Striae gravidarum
- Sub Ungual Melanoma
- Subacute lupus erythematosus
- Subcorneal pustular dermatosis
- Sunburn
- Supernumerary digit
- Supernumerary nipples
- Surgical complications
- Suture abscess
- Sweet's Syndrome
- Sycosis barbae
- Syphilis
- Syringocystadenoma papilliferum
- Syringoma
- Systemic amyloidosis
- Systemic lupus erythematosus
- Systemic lupus erythematosus in childhood
- Systemic sclerosis
- T. cruris & T. corporis
- Targetoid Hemosiderotic Hemangioma
- Tattoo
- Tattoo reaction
- Telangiectasia macularis eruptiva perstans
- Terry's nails
- Then and Now
- Thromboangiitis obliterans
- Thyroglossal duct cyst
- Tinea barbae
- Tinea capitis
- Tinea circinata
- Tinea corporis
- Tinea cruris
- Tinea cruris & Tinea manum
- Tinea cruris & Tinea manum
- Tinea faciei
- Tinea imbricata
- Tinea incognito
- Tinea manum
- Tinea nigra
- Tinea pedis
- Tinea unguium
- Tinea versicolor
- Tooth discoloration
- Toxic epidermal necrolysis
- Traction Alopecia
- Transient neonatal pustular melanosis
- Trichoepithelioma
- Trichoepithelioma desmoplastic
- Trichofolliculoma
- Trichomycosis axillaris
- Trichorrhexis nodosa
- Trichostasis spinulosa
- Trichotillomania
- Trichrome vitiligo
- Trigeminal trophic syndrome
- Trophic Ulcer
- Tropical acne
- Tuberculoid leprosy
- tuberculoid leprosy(paucibacillary)
- Tuberculosis verrucosa cutis
- Tuberous sclerosis
- Tuberous sclerosis complex
- Tuberous xanthoma
- Tufted hair folliculitis
- Tumid lupus
- Twenty-nail dystrophy
- Umbilical granuloma
- Unilateral laterothoracic exanthem
- Urticaria
- Urticaria Pigmentosa
- Urticarial vasculitis
- Varicella
- Varicose ulcer
- Vascular malformation
- Vasculitis
- Venous lake
- Verruca plana
- Verruca vulgaris
- Verruca vulgaris
- Verrucous haemangioma
- verrucous nevus
- Viral Exanthem
- Vitiligo
- Vitiligo repigmentation
- Vohwinkel syndrome
- Von Recklinghausen's disease
- Wart & Darier's disease
- Warts
- Warty Dyskeratoma
- Wasp sting
- Woolly Hair syndrome
- X linked Ichthyosis
- Xanthelasma
- Xanthogranuloma
- Xanthoma
- Xanthoma tuberosum
- Xeroderma pigmentosum
- Xeroderma pigmentosum & BCC
- Xeroderma pigmentosum & KA
- Zoon's balanitis
- Zosteriform verrucous epidermal nevus