Rare alpha 1 antitrypsin allele PI W and a history of infant liver disease.

Abstract excerpt

We present a consanguinous couple whose three of four children are homozygous for a rare slow alpha 1 antitrypsin allele PI*W. All three children had abnormal liver function in infancy and two died in infancy of liver disease. The eldest child and both parents were heterozygous for the PI*W allele and were unaffected. Therefore, although serum levels are not markedly reduced, homozygotes appear to be at increased...

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