KMID : 0438520110180020383
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Journal of the Korean Society of Neonatology 2011 Volume.18 No. 2 p.383 ~ p.386
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A Case of Acrodermatitis Enteropathica with Normal Serum Zinc Level in a Breastfed Preterm Infant
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Baek Jung-Hyun
Park Chul Park Kyu-Hee Lee Jung-Hwa Hong Young-Sook Lee Joo-Won Baek Yoo-Sang Song Hae-Jun Lee Jang-Hoon
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Abstract
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Acrodermatitis enteropathica due to zinc deficiency is characterized by periorificial dermatitis, alopecia, and intractable diarrhea. Here we report a case of transient acrodermatitis enteropathica in a 2-month-old preterm infant, whose skin is erythematous, scaly, eczematous, with an eruption starting from the periorificial area. While her serum zinc level was normal at 118.2 ug/dL, the serum alkaline phosphatase level was low at 48 IU/L and the serum alkaline phosphatase level get increased concordant with clinical improvement after zinc supplementation. Hence, this case shows that the diagnosis of zinc deficiency can be aided with a low level of serum alkaline phoaphatase although serum zinc level is normal
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KEYWORD
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Acrodermatitis enteropathica, Alkaline phosphatase, Zinc deficiency, Periorificial dermatitis
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