aromatic L-amino acid decarboxylase deficiency

MeSH: C537437ORPHA: 35708

Overview

human disease

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with aromatic L-amino acid decarboxylase deficiency, sourced from HPO and Orphanet clinical annotations.

Global developmental delayDecreased CSF homovanillic acid concentrationDecreased CSF 5-hydroxyindolacetic acid concentrationAtypical behaviorIrritabilityHyperhidrosisIntellectual disabilitySeizureHypotoniaMotor delayDystoniaFailure to thriveGastroesophageal refluxSleep disturbancePoor head controlOculogyric crisisFeeding difficultiesPtosisMiosisAutistic behaviorIncreased circulating prolactin concentrationDysarthriaReduced tendon reflexesNasal congestionHypoglycemiaDysphagiaConstipationDroolingEEG abnormalityHypokinesiaLimb hypertoniaHypotensionBabinski signShort statureDyskinesiaTremorDiarrheaJoint contracture

Classification & Codes

MeSH Code

C537437

Orphanet Code

ORPHA:35708
aromatic L-amino acid decarboxylase deficiency
MeSHC537437
OrphanetORPHA:35708
Treatments0 drug(s)
Symptoms on record38 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO