Abstract
An Asian girl presented with failure to thrive, congenital hepatic fibrosis, protein losing enteropathy, and hypoglycaemia. Phosphomannose isomerase activity in skin fibroblasts was reduced. She is homozygous for a mutation, D131N, in the phosphomannose isomerase gene (PM1), consistent with the diagnosis of carbohydrate deficient glycoprotein syndrome type 1b. She responded to oral mannose treatment.
Publication types
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Case Reports
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Research Support, Non-U.S. Gov't
MeSH terms
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Administration, Oral
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Congenital Disorders of Glycosylation / drug therapy*
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Congenital Disorders of Glycosylation / enzymology
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Congenital Disorders of Glycosylation / genetics
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Electrophoresis, Agar Gel
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Female
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Homozygote
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Humans
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Infant
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Mannose / administration & dosage*
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Mannose-6-Phosphate Isomerase / deficiency*
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Mannose-6-Phosphate Isomerase / genetics
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Mutation
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Transferrin / chemistry
Substances
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Transferrin
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Mannose-6-Phosphate Isomerase
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Mannose