raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:317419

T-B- severe combined immunodeficiency

Synonyms: T-B- SCID

Type
Clinical group
Group
Group of disorders
Status
active

T-B- severe combined immunodeficiency (SCID) is a group of rare monogenic primary immunodeficiency disorders characterized by a lack of functional peripheral T and B lymphocytes, resulting in recurrent early-onset severe respiratory viral, bacterial or fungal infections, diarrhea and failure to thrive. Hypersensitivity to ionizing radiation is a characteristic feature of some of its sub-types.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enT-B- severe combined immunodeficiencyT-B- SCID
frDéficit immunitaire combiné sévère T-B-DICS T-B- · IDCS T-B- · Immunodéficience combinée sévère T-B- · SCID T-B-
deImmundefekt, kombinierter schwerer, T-B-= en
esInmunodeficiencia combinada grave T-B-IDCG T-B- · T-B- SCID
itImmunodeficienza combinata grave T-B-= en
nlT-B- ernstige gecombineerde immuundeficiëntie= en
ptImunodeficiência combinada grave T-B-= en
plCiężki złożony Niedobór odporności T-B-= en
csT-B- těžká kombinovaná imunodeficience= en
ukT-B- тяжкий комбінований імунодефіцитT-B- ТКІД
zhT-B- 重症联合免疫缺陷= en
trT-B- ağır kombine immün yetmezlik= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10D81.1Especificvalidated
ICD-114A01.10NTBTindexvalidated
MONDO0017855Evalidated
MONDO17855Evalidated
UMLSC5679893Evalidated

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 (1):

Children (3):

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

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

7

Sources for this card