congenital disorder of glycosylation type IIq

ORPHA: 435934

Overview

congenital disorder of glycosylation type II that has material basis in an autosomal recessive mutation of COG2 on chromosome 1q42.2

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 congenital disorder of glycosylation type IIq, sourced from HPO and Orphanet clinical annotations.

Intellectual disabilityDecreased liver functionAbnormal facial shapeHypoplasia of the corpus callosumPsychomotor deteriorationDiffuse cerebral atrophySpastic tetraplegiaAbnormality of the coagulation cascadeSecondary microcephalyGeneralized tonic seizureDecreased circulating ceruloplasmin concentrationDecreased circulating copper concentrationSmall pituitary gland

Classification & Codes

Orphanet Code

ORPHA:435934
congenital disorder of glycosylation type IIq
OrphanetORPHA:435934
Treatments0 drug(s)
Symptoms on record13 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO