Ocular Criteria of Riboflavin Deficiency

Riboflavin deficiency with ocular signs: report of a case.

Case Report A married woman, 52 years old, first seen September 1, 1948, was complaining of epiphora and a slight irritation of both eyes, particularly the right, with some photophobia. The illness was of some three months' duration, though she said she had had recurrent attacks of " sore eyes " for many years. The present attack seemed to have started after a long traip journey. The visual acu...

Regulation of riboflavin-metabolizing enzymes in riboflavin deficiency.

FASS, STEVEN, AND RICHARD S. RIVLIN. Regulation of riboflavinmetabolizing enzymes in ribuj?auin de_ficiency. Am, J. Physiol. 217(4) : 988-99 1. 1969.-The effects of riboflavin deficiency in rats on the hepatic activities of flavokinase, FAD pyrophosphorylase, and FMN phosphatase, three enzymes involved in riboflavin metabolism, have been measured and compared to the hepatic concentrations of FA...

The Anemia of Human Riboflavin Deficiency.

By MONTAGUE LAisn AND CLARENCE P. ALFREY, Jn. T HE RAPID INDUCTION of experimental riboflavin deficiency in man resulted in the development of a severe anemia which was reversed by riboflavin administration.1’2 In addition to the anemia, the patients developed a deficiency syndrome characterized by sore throat, hyperemia and edema of the pharyngeal and oral mucous membranes, cheilosis, angular ...

Superficial Keratitis Due to Riboflavin Deficiency

Avian riboflavin deficiency: an acquired tomaculous neuropathy.

The finding of tomacula, focal areas of sausage-shaped hypermyelination in peripheral nerves, is reported for the first time in avian riboflavin deficiency. Day-old, meat-type chickens were fed a riboflavin-deficient diet (1.8 mg/kg) and were killed on postnatal days 6, 11, 16, and 21, while control chickens were fed a conventional diet containing 5.0 mg/kg riboflavin. Tomacula were found in sc...