DermNet provides Google Translate, a free machine translation service. Note that this may not provide an exact translation in all languages

Translate

Reactions to external agent images

> Go to the image library

Reactions to external agents
Autoimmune progesterone dermatitis

Autoimmune progesterone dermatitis

Pyoderma gangrenosum

Pyoderma gangrenosum

Erythema multiforme

Erythema multiforme

Fracture of humerus

Fracture of humerus

Chronic plaque psoriasis

Chronic plaque psoriasis

Drug eruption

Drug eruption

Friction blisters

Friction blisters

Chronic actinic dermatitis

Chronic actinic dermatitis

Hydroa vacciniforme

Hydroa vacciniforme

Angioedema

Lid angioedema

Solar comedones

Solar comedones

Linear lesions due to Koebner phenomenon in lichen planus

Linear lesions due to Koebner phenomenon in lichen planus

flagellate1
Dermographism
Smoking and discoid lupus erythematosus

Smoking and discoid lupus erythematosus

Target lesions

Target lesions

Hydroa vacciniforme

Hydroa vacciniforme

Car mechanic

Car mechanic

Photosensitivity
Cold urticaria

Cold urticaria

Photocontact dermatitis

Photocontact dermatitis

Sunburn
Hair dye reaction

Hair dye reaction

Drug-induced cutaneous lupus erythematosus

Drug-induced cutaneous lupus erythematosus

Fluoride burns

Fluoride burns

Patch testing

Patch testing

Dermographism
Drug-induced subacute lupus erythematosus

Drug-induced subacute lupus erythematosus

Angioedema

Severe lip angioedema

Scombroid rash

Scombroid rash

Amputation stump dermatoses

Amputation stump dermatoses

Spontaneous urticaria

Spontaneous urticaria

Photosensitivity

Photosensitivity

Hand dermatitis due to compositae allergy

Hand dermatitis due to compositae allergy

Hand dermatitis in hairdresser

Hand dermatitis in hairdresser

Sunburn
Pathergy
Solar urticaria

Solar urticaria

Skin cancer arising on limb of amputee

Skin cancer arising on limb of amputee

Microgeodic disease

Microgeodic disease

Eczema
Interstitial granulomatous dermatitis

Interstitial granulomatous dermatitis

Aquagenic wrinkling of the palms

Marked wrinkling of the palmar skin after 5 minutes of immersion - it was accompanied by pain and itch (AWP-patient2)

Perniosis

Perniosis

Smoking and skin cancer

Smoking and skin cancer

Cold urticaria provoked by ice cube

Cold urticaria provoked by ice cube

Cellulitis

Cellulitis

Fixed drug eruption

Fixed drug eruption

Bee sting reaction

Bee sting reaction

Black henna reaction

Black henna reaction

Dermographism
Juvenile spring eruption

Juvenile spring eruption

Papilloma due to vemurafenib

Papilloma due to vemurafenib

Dermographism
Paronychia in hairdresser

Paronychia in hairdresser

Targetoid lesion in urticarial vasculitis

Targetoid lesion in urticarial vasculitis

Erythroderma
Pseudoporphyria
urticaria pigmentosa3

urticaria pigmentosa3

Targetoid lesion in Finkelstein vasculitis

Targetoid lesion in Finkelstein vasculitis

Rosacea
Cold urticaria

Cold urticaria

Hydroa vacciniforme

Hydroa vacciniforme

Occupational hand infection

Occupational hand infection

Dermographism
Chronic actinic dermatitis

Chronic actinic dermatitis

Solar comedones

Solar comedones

Urticarial vasculitis

Urticarial vasculitis

Acute generalised exanthematous pustulosis (AGEP)
Pseudoporphyria
Rosacea
Drug-induced subacute lupus erythematosus

Drug-induced subacute lupus erythematosus

Leukoderma due to protein kinase inhibitor

Leukoderma due to protein kinase inhibitor

Hypersensitivity vasculitis

Hypersensitivity vasculitis

Skin problems affecting an amputation stump

Skin problems affecting an amputation stump

Erythroderma
Skin picking due to methamphetamine

Skin picking due to methamphetamine

Papilloma due to vemurafenib

Papilloma due to vemurafenib

Erythema multiforme of lips

Erythema multiforme of lips

Erythroderma
Cholinergic urticaria

Cholinergic urticaria

Cold urticaria ice cube test

Cold urticaria ice cube test

Drug reaction

Drug reaction

Cutaneous adverse reaction to anticonvulsant, toxic epidermal necrolysis (TEN)

Cutaneous adverse reaction to anticonvulsant, toxic epidermal necrolysis (TEN)

Sweet syndrome

Sweet syndrome

Pseudoporphyria
Photocontact dermatitis

Photocontact dermatitis

Rosacea
Eczema
Urticarial vasculitis

Urticarial vasculitis

Patch testing

Patch testing

Drug reaction

Drug reaction

Polymorphic light eruption

Extensive papular and plaque polymorphic light eruption

Interstitial granulomatous dermatitis

Interstitial granulomatous dermatitis

Drug-induced onycholysis

Drug-induced onycholysis

sjs2
Erythroderma
Contact urticaria

A positive latex prick test

Chemical burns

Chemical burns

Drug-induced cutaneous lupus erythematosus

Drug-induced cutaneous lupus erythematosus

Lip involvement in erythema multiforme

Lip involvement in erythema multiforme

Flushing

Flushing

Dermatitis following influenza vaccine

Dermatitis following influenza vaccine

Urticaria from nonsteroidal anti-inflammatory drug

Urticaria from nonsteroidal anti-inflammatory drug

Fracture blister histology

Fracture blister histology

urticaria pigmentosa2

urticaria pigmentosa2

Urticaria
Hydroa vacciniforme

Hydroa vacciniforme

Sweet syndrome

Sweet syndrome

Cold urticaria

Cold urticaria

Bee sting reaction

Bee sting reaction

Pressure urticaria

Pressure urticaria

Neutrophilic dermatosis associated with rheumatoid arthritis

Neutrophilic dermatosis associated with rheumatoid arthritis

Linear lesions due to Koebner phenomenon in lichen planus

Linear lesions due to Koebner phenomenon in lichen planus

Aquagenic wrinkling of the palms

Marked wrinkling of the palmar skin after 5 minutes of immersion - it was accompanied by pain and itch (AWP-patient2)

Pustular vasculitis

Pustular vasculitis

Toxic epidermal necrolysis

Toxic epidermal necrolysis

Erythema annulare centrifugum

Erythema annulare centrifugum

Polymorphic eruption of pregnancy PUPPP

Polymorphic eruption of pregnancy PUPPP

Pressure urticaria

Pressure urticaria

Marine stings

Early urticated swellings from jellyfish stings

Skin cancer arising on limb of amputee

Skin cancer arising on limb of amputee

Smoking and skin cancer

Smoking and skin cancer

Angioedema

Angioedema of the feet

Contact urticaria

Contact urticaria

Spreading autosensitisation reaction

Spreading autosensitisation reaction

Pyoderma gangrenosum

Pyoderma gangrenosum

Drug eruption

Drug eruption

Lichenoid drug eruption

Lichenoid drug eruption

Targetoid lesion in bullous pemphigoid

Targetoid lesion in bullous pemphigoid

Cutaneous squamous cell carcinoma

Cutaneous squamous cell carcinoma

Hand dermatitis in hairdresser

Hand dermatitis in hairdresser

sunburn2
Smoking and skin cancer

Smoking and skin cancer

Scombroid rash

Scombroid rash

Actinic prurigo

Actinic prurigo

Fluoride burns

Fluoride burns

Photosensitivity

Photosensitivity

Dermographism
Cold urticaria

Cold urticaria

Erythroderma
Allergic contact dermatitis to rubber

Allergic contact dermatitis to rubber

Target lesion

Target lesion

Hand dermatitis in a farmer

Hand dermatitis in a farmer

Skin phototype 1

Skin phototype 1

Sweet syndrome

Sweet syndrome

Sunburn
Drug-induced subacute lupus erythematosus

Drug-induced subacute lupus erythematosus

Toxic epidermal necrolysis

Toxic epidermal necrolysis

Car mechanic

Car mechanic

Lichenoid drug eruption

Lichenoid drug eruption

dentists allergy 3 s

dentists allergy 3 s

Acute generalised exanthematous pustulosis (AGEP)

Acute generalised exanthematous pustulosis (AGEP)

Toxic epidermal necrolysis

Toxic epidermal necrolysis

sweet14
Food handlers

Food handlers

Dermographism
drug pigt5

drug pigt5

Skin problems affecting an amputation stump

Skin problems affecting an amputation stump

Bee sting reaction

Bee sting reaction

Sunburn
Abscess
Pyoderma gangrenosum

Pyoderma gangrenosum

Smoking and psoriasis

Smoking and psoriasis

ten3
Pruritic Urticarial Papules and Plaques of Pregnancy

Pruritic Urticarial Papules and Plaques of Pregnancy

Smoking and discoid lupus erythematosus

Smoking and discoid lupus erythematosus

Angular cheilitis

Angular cheilitis

Mastocytosis
Cutaneous adverse reaction to anticonvulsant, erythema multiforme target lesions

Cutaneous adverse reaction to anticonvulsant, erythema multiforme target lesions

Erythroderma
Sunburned earlobe following minimal sun exposure due to vemurafenib

Sunburned earlobe following minimal sun exposure due to vemurafenib

Food handlers

Food handlers

Acute generalised exanthematous pustulosis (AGEP)
Morbilliform drug eruption

Morbilliform drug eruption

Acute generalised exanthematous pustulosis (AGEP)

Acute generalised exanthematous pustulosis (AGEP)

Erythema multiforme

Erythema multiforme

Tinea corporis

Tinea corporis

Thermal burn

Thermal burn

Pseudoporphyria
Irritant contact dermatitis

Irritant contact dermatitis

Pressure urticaria

Pressure urticaria

Angioedema

Angioedema and facial urticaria

Basal cell carcinoma

Basal cell carcinoma

Urticaria
Smoking and cheilitis

Smoking and cheilitis

Dermographism
Juvenile spring eruption

Juvenile spring eruption

Seborrhoeic dermatitis

Seborrhoeic dermatitis

Sun damage: actinic cheilitis

Sun damage: actinic cheilitis

Koebner phenomenon in psoriasis due to contact dermatitis to adhesive plaster

Koebner phenomenon in psoriasis due to contact dermatitis to adhesive plaster

Psoriasis

Psoriasis

Smoking and hidradenitis suppurativa

Smoking and hidradenitis suppurativa

Acute generalised exanthematous pustulosis (AGEP)

Acute generalised exanthematous pustulosis (AGEP)

Tattoo reaction

Tattoo reaction

Arsenical keratoses

Arsenical keratoses

Plant contact dermatitis

Plant contact dermatitis

Applying colour in a salon

Applying colour in a salon

Eczema
Amputation stump dermatoses

Amputation stump dermatoses

Thermal burn

Thermal burn

Erythroderma
Photosensitivity
Target lesions

Target lesions

pyodgan4
Fixed drug eruption

Fixed drug eruption

Purpura on amputation stump

Purpura on amputation stump

Erythroderma
Urticaria
Smoking and psoriasis

Smoking and psoriasis

Marine stings

Early serpiginous lesions showing swelling and scale after box jellyfish stings on the arm

Plant contact dermatitis

Plant contact dermatitis

Urticated plaques in pemphigoid gestationis

Urticated plaques in pemphigoid gestationis

Occupational hand dermatitis

Occupational hand dermatitis

Dermal contact dermatitis

Dermal contact dermatitis

Drug-induced photosensitivity

Drug-induced photosensitivity

Urticaria
Pustular vasculitis

Pustular vasculitis

Wells syndrome

Wells syndrome

Dermographism
hairdresser dermatitis05 s

hairdresser dermatitis05 s

Smoking and discoid lupus erythematosus

Smoking and discoid lupus erythematosus

Pyoderma gangrenosum

Pyoderma gangrenosum

Solar urticaria

Solar urticaria

Erythema multiforme

Erythema multiforme

Wells syndrome

Wells syndrome

Hand dermatitis in hairdresser

Hand dermatitis in hairdresser

Plant contact dermatitis

Plant contact dermatitis

Irritant contact dermatitis

Irritant contact dermatitis

Sweet syndrome

Sweet syndrome

Purpura due to heparin induced thrombocytopenia

Purpura due to heparin induced thrombocytopenia

Urticarial vasculitis

Urticarial vasculitis

Cold urticaria ice cube test

Cold urticaria ice cube test

Photosensitivity
Acute generalised exanthematous pustulosis (AGEP)

Acute generalised exanthematous pustulosis (AGEP)

Black henna reaction

Black henna reaction

Linear lesions due to Koebner phenomenon in lichen planus

Linear lesions due to Koebner phenomenon in lichen planus

Patch testing

Patch testing

Smoking and its effects on the skin

Smoking and its effects on the skin

Urticaria
Perniosis

Perniosis

Facial redness

Facial redness

Pre-bullous pemphigoid urticated plaques

Pre-bullous pemphigoid urticated plaques

Stevens Johnson Syndrome

Stevens Johnson Syndrome

Photosensitivity
Tattoo reaction

Tattoo reaction

Erythema multiforme

Erythema multiforme

Perniosis

Perniosis

Erythema multiforme

Erythema multiforme

Rosacea

Rosacea

Positive patch test to PPD

Positive patch test to PPD

Erythema multiforme

Erythema multiforme

Flagellate erythema

Flagellate erythema

Car mechanic

Car mechanic

Dry skin due to vemurafenib

Dry skin due to vemurafenib

Targetoid lesion in pemphigoid gestationis

Targetoid lesion in pemphigoid gestationis

Dermal contact dermatitis

Dermal contact dermatitis

Irritant contact dermatitis

Irritant contact dermatitis

silver
Microgeodic disease

Microgeodic disease

hairdressing chemicals s

hairdressing chemicals s

Smoking and antiphospholipid syndrome

Smoking and antiphospholipid syndrome

Neutrophilic eccrine hidradenitis

Neutrophilic eccrine hidradenitis

Chronic actinic dermatitis

Chronic actinic dermatitis

Targetoid lesion in fixed drug eruption

Targetoid lesion in fixed drug eruption

Erythroderma
Drug reaction

Drug reaction

Pyoderma gangrenosum

Pyoderma gangrenosum

Drug-induced onycholysis

Drug-induced onycholysis

Smoking and hidradenitis suppurativa

Smoking and hidradenitis suppurativa

Drug eruption

Drug eruption

Targetoid lesion in erythema annulare centrifugum

Targetoid lesion in erythema annulare centrifugum

Drug eruption

Drug eruption

Erythema multiforme with gentian violet

Erythema multiforme with gentian violet

vesicular hand dermatitis s

vesicular hand dermatitis s

Pustular vasculitis

Pustular vasculitis

Fracture blister

Fracture blister

Morbilliform drug eruption

Morbilliform drug eruption

Flagellate erythema

Flagellate erythema

Perniosis

Perniosis

Occupational hand dermatitis

Occupational hand dermatitis

Black henna reaction leaving pigmentation

Black henna reaction leaving pigmentation

Urticaria
Nail loss after toxic epidermal necrolysis

Nail loss after toxic epidermal necrolysis

Microgeodic disease on X-ray

Microgeodic disease on X-ray

Target lesion

Target lesion

Dermatitis following influenza vaccine

Dermatitis following influenza vaccine

Smoking and psoriasis

Smoking and psoriasis

Squamous cell carcinoma

Squamous cell carcinoma

Red henna temporary tattoo

Red henna temporary tattoo

Dermographism
Urticaria

Urticaria

Purpura due to heparin induced thrombocytopenia

Purpura due to heparin induced thrombocytopenia

Cold urticaria

Cold urticaria

Targetoid lesion in urticarial vasculitis

Targetoid lesion in urticarial vasculitis

Hand dermatitis due to rubber allergy

Hand dermatitis due to rubber allergy

Black hairy tongue

Black hairy tongue

Thermal burn

Thermal burn

dentists allergy 2 s

dentists allergy 2 s

Insect bites

Insect bites

Marine stings

Early serpiginous lesions showing swelling and scale after box jellyfish stings

Baboon syndrome. Symmetrical drug related intertriginous and flexural exanthema. SDRIFE

Baboon syndrome. Symmetrical drug related intertriginous and flexural exanthema. SDRIFE

Target lesions

Target lesions

Herpes simplex labialis associated with erythema multiforme

Herpes simplex labialis associated with erythema multiforme

Pyoderma gangrenosum

Pyoderma gangrenosum

Fixed drug eruption

Fixed drug eruption

Erythema annulare centrifugum

Erythema annulare centrifugum

Urticaria pigmentosa

Urticaria pigmentosa

Erythroderma
Black henna reaction

Black henna reaction

Target lesions

Target lesions

Microgeodic disease on X-ray

Microgeodic disease on X-ray

Skin graft

A failing full-thickness skin graft - graft survival is poorer in people who smoke

Interstitial granulomatous dermatitis

Interstitial granulomatous dermatitis

Urticarial vasculitis

Urticarial vasculitis

Arsenical skin cancer

Arsenical skin cancer

icd4 s

icd4 s

Dry skin

Dry skin

Erythema multiforme

Erythema multiforme

Smoking and its effects on the skin

Smoking and its effects on the skin

Smoking and hidradenitis suppurativa

Smoking and hidradenitis suppurativa

Insect bites

Insect bites

Rash due to vemurafenib

Rash due to vemurafenib

Smoking and oral candidiasis

Smoking and oral candidiasis

Bedsore

Bedsore

Necrotising fasciitis

Necrotising fasciitis

Hair dye reaction

Hair dye reaction

Sun damage: actinic keratoses

Sun damage: actinic keratoses

nec fas1 s

nec fas1 s

Skin phototype 4

Skin phototype 4

solcom6
Smoking and its effects on the skin

Smoking and its effects on the skin

Acute generalised exanthematous pustulosis (AGEP)

Acute generalised exanthematous pustulosis (AGEP)

Mastocytosis
Black henna temporary tattoo

Black henna temporary tattoo

Carotenaemia from antiepileptic drug

Carotenaemia from antiepileptic drug

Angioedema

Angioedema of the right hand

Morbilliform drug eruption

Morbilliform drug eruption

Dermographism
Contact urticaria

Contact urticaria

Skin phototype 3

Skin phototype 3

Pseudoporphyria
Erythroderma
Lip involvement in erythema multiforme

Lip involvement in erythema multiforme

Erythroderma
Folliculitis due to vemurafenib

Folliculitis due to vemurafenib

Dry skin

Dry skin

smoker chilblain

smoker chilblain

PUPPP polymorphous eruption of pregnancy

PUPPP polymorphous eruption of pregnancy

Friction blisters

Friction blisters

Sunburn
Pseudoporphyria from nonsteroidal anti-inflammatory drug

Pseudoporphyria from nonsteroidal anti-inflammatory drug

Erythema multiforme

Erythema multiforme

Dermographism
Drug eruption

Drug eruption

Lichenoid drug eruption

Lichenoid drug eruption

Symblepharon after toxic epidermal necrolysis

Symblepharon after toxic epidermal necrolysis

Occupational hand dermatitis

Occupational hand dermatitis

Smoking and its effects on the skin

Smoking and its effects on the skin

Cutaneous adverse reaction to anticonvulsant, morbilliform

Cutaneous adverse reaction to anticonvulsant, morbilliform

Dermographism
Fixed drug eruption from nonsteroidal anti-inflammatory drug

Fixed drug eruption from nonsteroidal anti-inflammatory drug

Urticaria
Actinic prurigo

Actinic prurigo

Erythroderma
Smoking and its effects on the skin

Smoking and its effects on the skin

Eye involvement in erythema multiforme

Eye involvement in erythema multiforme

Seborrhoeic dermatitis

Seborrhoeic dermatitis

Friction blisters

Friction blisters

sweet2
Acute neutrophilic dermatosis

Acute neutrophilic dermatosis

Cholinergic urticaria

The typical transient wheals of cholinergic urticaria - triggers include exercise, heat and stress

Hydroa vacciniforme

Hydroa vacciniforme

Arsenical pigmentation

Arsenical pigmentation

Skin problems affecting an amputation stump

Skin problems affecting an amputation stump

Erythema annulare centrifugum

Erythema annulare centrifugum

sweet4
Dermographism
Orf
Friction blisters

Friction blisters

sjs5
Perniosis

Perniosis

Keratoderma due to vemurafenib

Keratoderma due to vemurafenib

Erythema multiforme of lips

Erythema multiforme of lips

Food handlers

Food handlers

Drug eruption

Drug eruption

Polymorphous light eruption

Polymorphous light eruption

Papilloma due to vemurafenib

Papilloma due to vemurafenib

Dry skin

Dry skin

Friction blisters

Friction blisters

Favre-Racouchot syndrome

Favre-Racouchot syndrome

Alopecia due to vemurafenib

Alopecia due to vemurafenib

Pyoderma gangrenosum

Pyoderma gangrenosum

Photocontact dermatitis

Photocontact dermatitis

Occupational hand dermatitis

Occupational hand dermatitis

Cold urticaria ice cube test

Cold urticaria ice cube test

Erythroderma
Friction blisters

Friction blisters

Drug-induced onycholysis

Drug-induced onycholysis

Black henna reaction

Black henna reaction

Painful red, callused palms due to protein kinase inhibitor

Painful red, callused palms due to protein kinase inhibitor

Solar comedones

Solar comedones

Nummular dermatitis

Nummular dermatitis

Orf
Spontaneous urticaria

Spontaneous urticaria

Dyspigmentation due to toxic epidermal necrolysis

Dyspigmentation due to toxic epidermal necrolysis

Target lesion

Target lesion

Skin problems affecting an amputation stump

Skin problems affecting an amputation stump

Wells syndrome

Wells syndrome

Pre-bullous pemphigoid urticated plaques

Pre-bullous pemphigoid urticated plaques

Fixed drug eruption

Fixed drug eruption

Skin problems affecting an amputation stump

Skin problems affecting an amputation stump

Erythroderma
Black henna reaction leaving hypopigmentation

Black henna reaction leaving hypopigmentation

Drug-induced photosensitivity

Drug-induced photosensitivity

Acute urticaria

Acute urticaria

PUPPP polymorphous eruption of pregnancy

PUPPP polymorphous eruption of pregnancy

Erythema multiforme of eye

Erythema multiforme of eye

Stress and the itch-scratch cycle

Stress and the itch-scratch cycle

Occupational candida nail infection

Occupational candida nail infection

sjs1
Dermographism
Erythema multiforme

Erythema multiforme

Koebner phenomenon in psoriasis due to sunburn

Koebner phenomenon in psoriasis due to sunburn

Cutaneous adverse reaction to anticonvulsant, purpura

Cutaneous adverse reaction to anticonvulsant, purpura

photosensitivity4 s

photosensitivity4 s

Pseudoporphyria
Hydroa vacciniforme

Hydroa vacciniforme

Sunburn
Pigmented streaks caused by bleomycin

Pigmented streaks caused by bleomycin

Solar urticaria provoked experimentally

Solar urticaria provoked experimentally

Urticaria
Allergic contact dermatitis to rubber

Allergic contact dermatitis to rubber

Insect bites

Insect bites

Drug-induced cutaneous lupus erythematosus

Drug-induced cutaneous lupus erythematosus

Erythroderma
Acute generalised exanthematous pustulosis (AGEP)

Acute generalised exanthematous pustulosis (AGEP)

Dermographism
Follicular keratosis

Follicular keratosis

Shampooing in a salon

Shampooing in a salon

Cutaneous adverse reaction to anticonvulsant, gingival hyperplasia

Cutaneous adverse reaction to anticonvulsant, gingival hyperplasia

Bedsore

Bedsore

Erythroderma
Photosensitivity

Photosensitivity

Solar comedones

Solar comedones

Dry skin

Dry skin

Allergic contact dermatitis to rubber

Allergic contact dermatitis to rubber

Acute generalised exanthematous pustulosis (AGEP)
Erythema multiforme

Erythema multiforme

Dermal contact dermatitis

Dermal contact dermatitis

Sign up to the newsletter