Normal Free Dibasic Amino Acids in Breast Milk of a Woman with Cystinuria

William A. Gahl, William B. Rizzo

Research output: Contribution to journalLetter

2 Scopus citations

Abstract

To the Editor: Patients with cystinuria have defective renal tubular reabsorption of the dibasic amino acids cystine, arginine, ornithine, and lysine.1 They also have variable abnormalities in intestinal absorption of these amino acids.1 We investigated whether the mammary-duct epithelial cells of a woman with cystinuria displayed the same basic transport defect. The patient was a 28-year-old woman with cystinuria diagnosed at age 21 after several urinary-tract infections and an episode of crystalluria. She had the typical elevation in urinary dibasic amino acids and followed a regimen of hydration and alkalinization throughout her pregnancy and thereafter. A normal girl was born … No extract is available for articles shorter than 400 words.

Original languageEnglish (US)
Pages (from-to)1388-1389
Number of pages2
JournalNew England Journal of Medicine
Volume309
Issue number22
DOIs
StatePublished - Dec 1 1983

ASJC Scopus subject areas

  • Medicine(all)

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