hyperornithinemia

hy·per·or·ni·thi·ne·mi·a

(hī'pĕr-ōr'ni-thi-nē'mē-ă),
Elevated levels of ornithine in the serum; sometimes associated with hyperammonemia and homocitrullinuria.

hyperornithinemia

/hy·per·or·ni·thin·emia/ (-or″nĭ-thĭ-ne´me-ah) excess of ornithine in the plasma.

hyperornithinemia

[-ôr′nithinē′mē·ə]
a metabolic disorder involving the amino acid ornithine, which tends to accumulate in the tissues, causing seizures and retardation. Treatment is a low-protein diet.
References in periodicals archive ?
Some specific diseases were confined to Arabs from Northern Oman such as MSUD (17/17), BPD-PKU (3/3), some urea cycle defects [ASA (4/6) hyperornithinemia (2/2), Citrullinemia (3/3), OTC deficiency (2/2)], VLCAD (3/3), HMG-CoA lyase deficiency (9/9), CPT-I deficiency (5/5), and 3-Methylglutaconic aciduria (2/2).
4%) BPD-PKU 3 2 Citrullinemia 3 3 NKHG 3 2 Homocystunuria 3 3 Hyperornithinemia 2 2 OTC deficiency 2 2 Organic Acid Propionic acidemia 14 11 Disorders Isovaleric Acidemia 10 7 35/119 MMA 5 2 (29.
This observation may be of clinical interest in conditions of hyperornithinemia.
Reduced brain creatine in gyrate atrophy of the choroid and retina with hyperornithinemia.
A positive allopurinol test has also been reported in the hyperornithinemia, hyperammonemia, and homocitrullinuria syndrome (6).
Argininemia; citrullinemia; argininosuccinic aciduria; lysinuric protein intolerance hyperornithinemia, hyperammonemia, and homocitrullinuria syndrome; and mitochondrial disorders were ruled out.