raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:641350

Immunotherapy induced hypophysitis

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
All ages
Status
active

A rare acquired pituitary hormone deficieny characterized by inflammation of the pituitary gland secondary to immunotherapy for cancers treatments (such as monoclonal antibodies against cytotoxic T lymphocytes antigen, programmed cell death protein-1, and programmed cell death ligand molecules). Major clinical features include headache, fatigue, adrenal insufficiency and hypothyroidism. Patients may also have nausea and vomiting associated to the headache as well as dizziness and hot flashes. Enlargement of the pituitary gland is present in the brain imaging.

1

Names in Orphadata languages

10 of 12 languages
LangNameSynonyms
enImmunotherapy induced hypophysitis
frHypophysite induite par l'immunothérapie
deHypophysitis, Immuntherapie-induzierte
esHipofisitis inducida por inmunoterapia
itIpofisite indotta dall’immunoterapia
nlHypofysitis geïnduceerd door immuuntherapie
ptHipofisite induzida por imunoterapia
plZapalenie przysadki mózgowej wywołane immunoterapią
csHypofyzitida vyvolaná imunoterapií
ukГіпофізит, спричинений імунотерапією

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10E89.3NTBTattributedvalidated
ICD-115A61.0NTBTattributedvalidated
MONDO0957423Evalidated
UMLSC5816794Evalidated

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):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Annual incidence1-5 / 10 00012.8074 / 100 000EuropeValue and classValidated28702249[PMID]_34430146[PMID]
Point prevalenceUnknown—EuropeClass onlyValidated28702249[PMID]_34430146[PMID]_ORPHANET

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