Commentary

[摘要] The case described by Orton et al. is of a young girl who presented with nonspecific complaints of headache and fatigue. One possible explanation for such symptoms is an inborn error in urea cycle enzymes, a group of rare disorders that more commonly presents acutely and in early childhood (1). Less commonly, chronic presentations with nonspecific symptoms can occur later in life (sometimes even in adults) and can be difficult to diagnose. …

[学科分类] 过敏症与临床免疫学