raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:228312

Autoimmune hemolytic anemia, cold type

Synonyms: cAHA · cAIHA · Cold AIHA

Type
Clinical group
Group
Group of disorders
Inheritance
Multigenic/multifactorial
Age of onset
All ages
Status
active

Cold autoimmune hemolytic anemia comprises two types of autoimmune hemolytic anemia (AIHA) defined by the presence of cold autoantibodies (autoantibodies which are active at temperatures below 30 °C): cold agglutinin disease (CAD), which is the more common, and paroxysmal cold hemoglobinuria (PCH).

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAutoimmune hemolytic anemia, cold typecAHA · cAIHA · Cold AIHA
frAnémie hémolytique auto-immune à auto-anticorps froidsAIHA froid · cAHA · cAIHA
deAnämie, autoimmun-hämolytische, Kälte-Typ
esAnemia hemolítica autoinmune con autoanticuerpos fríosAHAI con autoanticuerpos fríos · AIHA con autoanticuerpos fríos
itAnemia emolitica autoimmune da autoanticorpi freddiAIHA fredda · cAHA · cAIHA
nlAuto-immune hemolytische anemie, koude-typeAuto-immune hemolytische anemie met koude auto-antilichamen · Koude AIHA · cAHA · cAIHA
ptAnemia hemolítica autoimune, do frio
plAutoimmunologiczna niedokrwistość hemolityczna, typu zimnego= en
csChladová AIHAAutoimunitní hemolytická anémie, chladový typ · cAHA · cAIHA
ukАутоімунна гемолітична анемія, холодний типcAHA · cAIHA · Холодний AIHA
zh自身免疫性溶血性贫血冷型AIHA冷型
trOtoimmün hemolitik anemi, soğuk tipcAHA · cAIHA · Soğuk AIHA

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-113A20.1Especificvalidated
MONDO0016450Evalidated
MONDO16450Evalidated
UMLSC5848126Evalidated
MedDRA10009868Evalidated

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 (2):

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-9 / 100 000—EuropeClass onlyNot yet validatedORPHANET

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.

7

Sources for this card