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Biomedical subjects

T G Thevaos

Publications and source records attributed to T G Thevaos.

6 recordsLinked to original sources

Hydroxyproline metabolism in two sisters with hydroxyprolinemia.

Hydroxyproline metabolism was evaluated in two sisters with hydroxyprolinemia and their mother. 33 and 21% of an oral hydroxyproline load (200 mg/kg) was excreted by the sisters, 5.4% by the mother, and 1.3% by normal subjects. Plasma and erythrocyte values in the sisters and their mother were elevated, indicating that extra- and intracellular hydroxyproline pools were increased. Analysis for urinary glycolate and oxalate (metabolic products of hydroxyproline) showed no increased excretion by the two sisters, although the mother's excretion was normal. A deficiency of hydroxyproline oxidase in the two sisters was indicated by the lack of delta 1-pyrroline-3-hydroxy-5-carboxylic acid excretion.

Adult↗

Trisomy 22 in a 20-year-old female.

Trisomy 22 was confirmed in a 20-year-old ambulatory female. Growth and mental retardation plus various dysmorphic features of this syndrome are described and compared with a previous survey. Several interesting unreported findings such as sexual immaturity and gait are discussed in regard to the 22 trisomy syndrome.

Adult↗