Congenital disorder of glycosylation type II

MONDO:0005501

A congenital disorder of glycosylation that involves malfunctioning trimming/processing of the protein-bound oligosaccharide chain.

Also known as: congenital disorder of glycosylation type II, congenital disorders of glycosylation, type II, B4GALT1-CDG, B4GALT1-CDG (CDG-2d), MGAT2-CDG, MGAT2-CDG (CDG-2a), MOGS-CDG, MOGS-CDG (CDG-2b)

3 clinical trials for this condition and its sub-types, 0 tagged with Congenital disorder of glycosylation type II itself.

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↑ Congenital disorder of glycosylation (36)

Sub-types of Congenital disorder of glycosylation type II

Leukocyte adhesion deficiency type II 2 trials
SLC35A2-congenital disorder of glycosylation 1 trial
B4GALT1-congenital disorder of glycosylation 0 trials
CCDC115-CDG 0 trials
COG1-congenital disorder of glycosylation 0 trials
COG4-congenital disorder of glycosylation 0 trials
COG5-congenital disorder of glycosylation 0 trials
COG6-congenital disorder of glycosylation 0 trials
COG7-congenital disorder of glycosylation 0 trials
COG8-congenital disorder of glycosylation 0 trials
MGAT2-congenital disorder of glycosylation 0 trials
MOGS-congenital disorder of glycosylation 0 trials
SLC35A1-congenital disorder of glycosylation 0 trials
SLC39A8-CDG 0 trials
TMEM165-congenital disorder of glycosylation 0 trials
TMEM199-CDG 0 trials
Congenital disorder of glycosylation, type 2v 0 trials
Congenital disorder of glycosylation, type IIaa 0 trials
Congenital disorder of glycosylation, type IIbb 0 trials
Congenital disorder of glycosylation, type IIcc 0 trials
Congenital disorder of glycosylation, type IIq 0 trials
Congenital disorder of glycosylation, type IIr 0 trials
Congenital disorder of glycosylation, type IIw 0 trials
Congenital disorder of glycosylation, type IIy 0 trials
Congenital disorder of glycosylation, type IIz 0 trials
Congenital disorder of glycosylation, type iit 0 trials

Including sub-types (3) Tagged with Congenital disorder of glycosylation type II (0)

Trials to join now! 2 Not yet recruiting 1

Sugar supplement may calm seizures and stomach troubles in rare genetic disease

Disease control Not yet recruiting

This study tests whether a sugar called D-galactose (AVTX-801) can help people with SLC35A2-CDG, a rare inherited disorder that disrupts how the body adds sugar to proteins. The trial enrolls about 10 people of any age who have seizures or chronic digestive issues. Participants r…

Phase 2 • Sponsor: Eva Morava-Kozicz • Aim: Disease control

Last updated Jul 01, 2026 00:00 UTC

Congenital disorder of glycosylation type II

Where it sits in the disease tree

Sugar supplement may calm seizures and stomach troubles in rare genetic disease