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Syndrome reference sheet
Generated 13 Oct 2026
Cardiology · Cardiology / Congenital heart disease

Ivemark syndrome

Also known as: Asplenia syndrome

Asplenia with right isomerism and complex heart disease.

Medical specialty
Cardiology
Subspecialty
Cardiology / Congenital heart disease
Sex & age distribution
Male: affected, more common; Female: affected; Children: yes, neonatal
Gene(s) involved
ACVR2B, CFC1, NODAL, ZIC3

Etiology & mechanism

Laterality gene defects.

Gene(s) involved (4)

ACVR2BCFC1NODALZIC3

Symptoms & signs (6)

aspleniacomplex heart diseasecyanosishowell–jolly bodiesinfectionsintestinal malrotation
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.