Pediatric emergency medicine trisk 1362 1362
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FIGURE 70.6 Infantile seborrheic dermatitis or “cradle cap.”
Seborrheic dermatitis condition is most commonly seen in infants,
adolescents, and adults. This is typically seen as an isolated phenomenon;
however, it may occur as an overlap with psoriasis (so-called
“sebopsoriasis”), atopic dermatitis, or may arise in association with
immunocompromised states, such as HIV, or Parkinson disease.
Scalp scaling is typically not associated with alopecia, which helps to
differentiate it from tinea capitis. The scalp involvement often shows a faint,
fine scaling in contrast to the more localized, thickly crusted cornflake-like
scale encountered in Langerhans cell histiocytosis (LCH). An inflammatory
reaction to local infection with Malassezia species has been demonstrated
