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Chapter 3. Allergic Contact Dermatitis

Distribution

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Fig. 3-1

The patient’s face and neck are affected by erythema, edema, vesicles, and yellow crusts.


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Fig. 3-2

Edema, erythema, papules, pustules, and crusts. The bridge of the nose and paranasal folds have been spared.


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Fig. 3-3

Erythematous patches, papules, and plaques distributed in symmetrical fashion.


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Fig. 3-4

The upper eyelids show edema, erythema, and scales.


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Fig. 3-5

Lichenification and hyperpigmentation of eyelids. The allergic contactant was sulfa in eye drops.


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Fig. 3-6

Perioral region displaying erythematous papules and plaques, crusts, scales, and fissures.


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Fig. 3-7 A

Periocular, erythematous papules. The cause was rubber in goggles.


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Fig. 3-7 B

Periocular, erythematous papules. The cause was rubber in goggles.


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Fig. 3-8

Ear with edema, erythema, crusts, and scales.


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Fig. 3-9

Erosion on an earlobe and plaques on the neck and face.


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Fig. 3-10

Face, neck, and dorsa of hands and wrists with edema, erythema, scales, and erosions.


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Fig. 3-11

Dorsa of hands with tense vesicles and a bulla.


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Fig. 3-12

Nipple and areola altered by a scaly plaque.


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Fig. 3-13

Scales, erosions, and discrete and confluent erythematous papules. The cause was nickel in the belt buckle.


Configuration

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Fig. 3-14

A rectangular zone of erythema is artificial indicating external cause, a plaster containing an herb.


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Fig. 3-15

A line of erythematous papules and vesicles of Rhus dermatitis.


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Fig. 3-16

A line of erythematous macules, papules, and scales induced by sensitivity to nickel in a bracelet.


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Fig. 3-17

Arciform lesion of the hard palate secondary to a sensitizer in a prosthesis.


Individual Lesions

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Fig. 3-18

Marked edema, diffuse erythema, papules, and vesicles.


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Fig. 3-19

Closely-set papules and papulovesicles around an ulcer that had been treated by neomycin.


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Fig. 3-20

Diffuse erythema, papules, vesicles, and a bulla.


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Fig. 3-21

Clusters of vesicles and scattered bullae on a red base.


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Fig. 3-22

Vesicles and bullae on a base of erythema.


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Fig. 3-23

Skin-colored and pink papules, and hemorrhagic vesicles and bullae.


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Fig. 3-24

Extensive edema of the entire face, including eyelids, cheeks, lips, and ear, with oozing and scale-crusts.


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Fig. 3-25

Erythematous macules and urticarial papules and plaques called forth by a sensitizer in a hair dye.


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Fig. 3-26

Clusters of pustules on an erythematous base consequent to an allergen in a hair dye.


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Fig. 3-27

Scale-crusts, erosions, and fissures in an edematous face.


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Fig. 3-28

Scale-crusts and fissures, as well as erythematous urticarial papules and plaques.


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Fig. 3-29

Scales and erosions on an erythematous base secondary to an allergen in fingernail polish.


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Fig. 3-30

Erythematous papules, some excoriated, and others lichenified secondary to vigorous rubbing.


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Fig. 3-31

Keratoses, crusts, and fissures of a markedly edematous hand.


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Fig. 3-32

Diffuse erythema, keratoses, scales, and erosions.


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Fig. 3-33

Slightly erythematous papules, some of them lichenified, verrucous keratoses, scales, and erosions.


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Fig. 3-34

Papules and vesicles.


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Fig. 3-35

Vesicles, crusts, and extensive periorbital edema.


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Fig. 3-36

Tense vesicles on an edematous right hand and red papuleson the left one.


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Fig. 3-37

Papules and vesicles on edematous lips.


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Fig. 3-38

Papules and papulovesicles at the site of a ring.


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Fig. 3-39

Scales, crusts, lichenification, and fissures secondary to rubber in gloves.


New! Additional Images

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Fig. 3-40

Allergic contact dermatitis: Papules have become confluent to form a plaque on which is situated vesicles and bullae.


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Fig. 3-41

Allergic contact dermatitis: Papules, papulovesicles, and vesicles in linear array consequent to the effects of Rhus toxicodendron.


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Fig. 3-42

Allergic contact dermatitis: Papules and plaques, the latter resulting from confluence of papules.


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Fig. 3-43

Irritant contact dermatitis: This example of irritant contact dermatitis resembles a burn, to which it is analogous.