Abstract
Eosinophilia-myalgia syndrome (EMS) has been observed primarily among adults who take over-the-counter tryptophan preparations for a variety of common † We are saddened to report the untimely death of Dr Lloyd V. Crawford prior to the acceptance of this paper. We are grateful for his tremendous contributions and untiring efforts in Pediatrics, especially in the subspecialty ailments.1-5 EMS occasionally has been identified among children, including a neonate with persistent eosinophilia whose mother ingested tryptophan during pregnancy.6 However, no patients have been described as having EMS after ingesting infant formula containing contaminated tryptophan, nor have there been cases of EMS described among patients with phenylketonuria.
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