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Chapter 8. Atopic Dermatitis and Its Analogues (lichen simplex chronicus, prurigo nodularis, picker’s nodules, and erosions and ulcerations secondary to excoriation) | Chondrodermatitis Nodularis Helicis

Distribution

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Fig. 8-1

Periorbital erythematous, slightly scaly patches and plaques consequent to vigorous rubbing.


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Fig. 8-2

Hemorrhagic crusts atop excoriated papules, and periorbital dusky erythema (“allergic shiners”).


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Fig. 8-3

Red patches and plaques, erosions, hemorrhagic and yellow crusts, and scales. Note spared zones are untouched.


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Fig. 8-4

Erythematous scaly patches and plaques. Paranasal folds, tip of the nose, and skin below the lower lip are unaffected.


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Fig. 8-5

Erythematous papules, many excoriated.


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Fig. 8-6

Erythematous, slightly scaly patches and plaques eroded secondary to excoriation.


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Fig. 8-7

Erythematous scaly patches and plaques on cheeks. Sites spared are protected from rubbing and scratching.


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Fig. 8-8

Erythroderma with erosions covered by hemorrhagic crusts.


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Fig. 8-9

Lichenified dusky red plaques interrupted by fissures and covered by scales.


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Fig. 8-10

Erythematous patches, plaques, and papules, many eroded and covered by crust. Some plaques are lichenified.


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Fig. 8-11

Keratotic papules and plaques.


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Fig. 8-12

The lateral aspect of the eyebrows is missing as a consequence of prolonged rubbing (“Herthoge sign”).


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Fig. 8-13

Scales and fissures in the retroauricular region.