Question
The day after playing in the high grasses of a neighbour’s fields, this boy develops an erythematous, and itchy rash on his arms, legs, and neck.
Which of the following best describes this inflammatory response?
A. Erythema nodosum
B. Pemphigus
C. Psoriasis
D. Spongiotic dermatitis
Show Answer
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Correct Answer » D
Explanation
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Spongiotic dermatitis is seen in cases of contact dermatitis, such as poison ivy exposure.
The accumulation of inflammatory cells in the superficial dermis causes marked edema, which splays epidermal keratinocytes apart and giving a spongy appearance to intercellular bridges. Grossly, the skin has a weepy appearance with frequent blistering
