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Hyperpipecolic acidemia: clinical, biochemical, and radiologic observations.
M A Al-Essa1, E Chaves-Carballo, P T Ozand
1Department of Pediatrics, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia.
Pediatric Neurology
|December 11, 1999
Summary
Hyperpipecolic acidemia is a distinct peroxisomal disorder. Elevated pipecolic acid levels, along with specific symptoms, define this condition, aiding in its classification and diagnosis.
Area of Science:
- Biochemistry
- Genetics
- Pediatrics
Background:
- Peroxisomal disorders are a group of inherited metabolic diseases.
- Group 1 peroxisomal disorders, or peroxisomal biogenesis disorders (PBDs), involve defects in peroxisome assembly.
- Pipecolic acid is a known biochemical marker in PBDs.
Observation:
- This study reports on three patients diagnosed with hyperpipecolic acidemia.
- Clinical, biochemical, and radiologic findings were documented for these patients.
- Hyperpipecolic acidemia is now recognized as a separate disease entity within PBDs.
Findings:
- Elevated pipecolic acid levels are a key diagnostic indicator.
- A specific constellation of phenotypic manifestations and pathological findings are associated with this condition.
- The classification of hyperpipecolic acidemia as a distinct disease entity is supported by these observations.
Implications:
- Accurate classification of hyperpipecolic acidemia aids in targeted diagnosis and management.
- Understanding the clinical, biochemical, and radiologic features is crucial for patient care.
- Further research into peroxisomal biogenesis disorders can improve therapeutic strategies.