NEJM:坏血病的皮肤粘膜表现-病例报道

2020-05-21 MedSci原创 MedSci原创

该患者随后接受了一系列的食管扩张术以治疗食道狭窄,此后恢复了正常饮食。在四个月的随访中,皮肤和牙龈的病变均已解决。

患者为一名72岁的妇女,因双腿皮疹病史3个月和牙龈出血6个月而到急诊科就诊。该患者的病史中有因食管狭窄而导致至少2年摄入不足。

腿部的体格检查发现,除了脚踝的红色和蓝色瘀斑之外,双腿周围还有毛囊化瘀点,滤泡性角化过度和开瓶器毛发(如图A和B所示)。口腔粘膜检查发现牙龈出血(如图C所示)。从一条腿上的病变处获得的皮肤活检样本发现开瓶器样毛发(如图D箭头所示)并伴有滤泡性出血。

该患者被怀疑为坏血病,随后通过测定血浆中的抗坏血酸含量低于5μmol/L(0.1mg/dL;参考范围为23-114μmol/L[0.4至2.0 mg/dL]),并进行了确诊。

该患者每天口服500mg抗坏血酸,持续治疗3个月。该患者随后接受了一系列的食管扩张术以治疗食道狭窄,此后恢复了正常饮食。在四个月的随访中,皮肤和牙龈的病变均已解决。

原始出处:

Malan Kern,et al.Mucocutaneous Manifestations of Scurvy.N Engl J Med 2020;https://www.nejm.org/doi/full/10.1056/NEJMicm1911315

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    2020-08-12 guoyibin
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    2020-05-21 旺医

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