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Dibasicaminoaciduria

MedGen UID:
871169
Concept ID:
C4025643
Disease or Syndrome
HPO: HP:0003168

Definition

An increased level of a dibasic amino acid in the urine. Dibasic amino acids are usually refered to simply as basic aminoacids because they contain basic side chains at neutral pH. These are arginine (Arg), lysine (Lys), and histidine (His). [from HPO]

Conditions with this feature

Hyperlysinuria with hyperammonemia
MedGen UID:
120650
Concept ID:
C0268555
Disease or Syndrome
Hyperdibasic aminoaciduria type 1
MedGen UID:
435997
Concept ID:
C2673736
Disease or Syndrome
Hyperdibasic aminoaciduria, type 1 is characterized by increased renal clearance of lysine, ornithine and arginine, in the presence of normal concentrations of cystine. Heterozygous individuals are asymptomatic but homozygotes display intellectual deficit. To date, 25 heterozygotes and one homozygote have been reported.

Recent clinical studies

Therapy

Awrich AE, Stackhouse WJ, Cantrell JE, Patterson JH, Rudman D
J Pediatr 1975 Nov;87(5):731-8. doi: 10.1016/s0022-3476(75)80296-4. PMID: 1185337

Clinical prediction guides

Awrich AE, Stackhouse WJ, Cantrell JE, Patterson JH, Rudman D
J Pediatr 1975 Nov;87(5):731-8. doi: 10.1016/s0022-3476(75)80296-4. PMID: 1185337

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