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Methylmalonic Acid Excretion and Serum Vitamin B 12
Author(s) -
HOLMBERG C. G.,
JÖNEMAR B.,
NORDÉN A.,
STHLBERG K.G.,
TRYDING N.
Publication year - 1966
Publication title -
scandinavian journal of haematology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.904
H-Index - 84
eISSN - 1600-0609
pISSN - 0036-553X
DOI - 10.1111/j.1600-0609.1966.tb02383.x
Subject(s) - methylmalonic acid , excretion , urine , vitamin b , medicine , chemistry , vitamin , serum concentration , endocrinology , urinary system , vitamin b12
Urinary methylmalonic acid excretion in 12 healthy persons ranged between 0.6 and 4.7 mg per 24 hours; in 10 patients with serum vitamin B 12 at or above 70 pg/ml , less than 5 mg of methylmalonic acid was excreted per 24 hours. In a group of 21 patients with serum vitamin B 12 below 70 pg/ml , 18 excreted more than 7 mg per 24 hours (7.8–660 mg).