raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:101063

Situs inversus totalis

Synonyms: Complete situs inversus · Complete situs inversus viscerum · Situs inversus

Type
Morphological anomaly
Group
Disorder
Inheritance
Autosomal dominant, Autosomal recessive, X-linked dominant, X-linked recessive
Age of onset
Antenatal, Childhood, Infancy, Neonatal
Status
active

A rare developmental defect during embryogenesis characterized by complete mirror-imaged arrangement of the internal organs across the left-right axis of the body. Primary ciliary dyskinesia, Kartagener type, is frequently associated. Congenital heart disease are present in 43% of cases, which is less frequent than in patients with heterotaxy. Similarly, extracardiac and vascular anomalies can be associated (e.g. intestinal malrotation, spleen anomalies, absence of retrohepatic inferior vena cava, bilateral superior vena cava), but less frequently that in heterotaxy.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSitus inversus totalisComplete situs inversus · Complete situs inversus viscerum · Situs inversus
frSitus inversus totalSitus inversus · Situs inversus complet · Situs inversus totalis
deSitus inversus totalisSitus inversus · Situs inversus viscerum, kompletter · Situs inversus, kompletter
esHeterotaxia viscero-atrial
itSitus inverso totaleSitus inversus · Situs inversus completo · Situs inversus viscerum completo
nlSitus inversus totalisSitus inversus · Volledige situs inversus · Volledige situs inversus viscerum
ptSitus inversus totalisHeterotaxia viscero-auricular
plZespół odwrócenia trzewiCałkowite odwrócenie trzewi · Odwrócenie trzewi
csSitus viscerum inversus totalisKompletní situs inversus · Kompletní situs inversus viscerum · Situs inversus
ukSitus inversus totalisПовний situs inversus · Повний situs inversus viscerum · Situs inversus
zh完全性内脏逆位完全性内脏逆位
trSitus inversus totalisSitus inversus · Tam situs inversus · Tam situs inversus visserum

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM619607BTNTvalidated
OMIM619608BTNTvalidated
ICD-10Q89.3NTBTinclusionvalidated
ICD-11LA82Especificvalidated
MONDO0010029Evalidated
MONDO10029Evalidated
UMLSC0037221Evalidated
GARD4883Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (3):

No children.

4

Genes

10 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
DNAH9Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:2953ENSG0000000717460333017p12dynein axonemal heavy chain 930471718[PMID]
MMP21Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:14357ENSG0000015448560841610q26.2matrix metallopeptidase 2126429889[PMID]_26437028[PMID]
ANKS3Disease-causing germline mutation(s) inAssessedHGNC:29422ENSG0000016809661731016p13.3ankyrin repeat and sterile alpha motif domain containing 327417436[PMID]
CFAP52Disease-causing germline mutation(s) inAssessedHGNC:16053ENSG0000016659660980417p13.1cilia and flagella associated protein 5225469542[PMID]
CFAP53Disease-causing germline mutation(s) inAssessedHGNC:26530ENSG0000017236161475918q21.1cilia and flagella associated protein 5322577226[PMID]
CIROPDisease-causing germline mutation(s) inAssessedHGNC:53647ENSG0000028365461970314q11.2ciliated left-right organizer metallopeptidase34903892[PMID]
NME7Disease-causing germline mutation(s) inAssessedHGNC:20461ENSG000001431566134651q24.2NME/NM23 family member 727060491[PMID]
NODALDisease-causing germline mutation(s) inAssessedHGNC:7865ENSG0000015657460126510q22.1nodal growth differentiation factor19064609[PMID]
PKD1L1Disease-causing germline mutation(s) inAssessedHGNC:18053ENSG000001586836097217p12.3polycystin 1 like 1, transient receptor potential channel interacting27616478[PMID]
CITED2Major susceptibility factor inNot yet assessedHGNC:1987ENSG000001644426029376q24.1Cbp/p300 interacting transactivator with ED-rich tail 2
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Prevalence at birth1-9 / 100 0003 / 100 000United StatesValue and classValidated25099286[PMID]_ORPHANET
Point prevalence1-9 / 100 000—WorldwideClass onlyValidatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

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Sources for this card