raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:238624

Idiopathic intracranial hypertension

Synonyms: Benign intracranial hypertension · IIH · Pseudotumor cerebri

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
Adult, Elderly
Status
active

Idiopathic intracranial hypertension is a neurological disorder characterized by isolated increased intracranial pressure manifesting with recurrent and persistent headaches, nausea, vomiting, progressive and transient obstruction of the visual field, papilledema. Visual loss can be irreversible.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enIdiopathic intracranial hypertensionBenign intracranial hypertension · IIH · Pseudotumor cerebri
frHypertension intracrânienne idiopathiqueHII · Hypertension intracrânienne bénigne · IIH · Pseudotumeur cérébrale · Pseudotumor cerebri
deHypertension, idiopathische intrakranielleIIH · Intrakranielle Hypertension, benigne · Pseudotumor cerebri
esHipertensión intracraneal idiopáticaIIH · Pseudotumor cerebri · HII · Hipertensión intracraneal benigna
itIpertensione intracranica idiopaticaIIH · Ipertensione intracranica benigna · Pseudotumor cerebri
nlIdiopathische intracraniële hypertensieGoedaardige intracraniële hypertensie · IIH · Pseudotumor cerebri
ptHipertensão intracraniana idiopática
plIdiopatyczne nadciśnienie wewnątrzczaszkoweIIH · Łagodne nadciśnienie wewnątrzczaszkowe · Rzekomy guz mózgu
csIdiopatická intrakraniální hypertenzeIIH · Pseudotumor cerebri · Benigní intrakraniální hypertenze
ukІдіопатична внутрішньочерепна гіпертензіяДоброякісна внутрішньочерепна гіпертензія · IIH · Псевдопухлина головного мозку
zh自发性颅内高压良性颅内高压
trİdiyopatik intrakraniyal hipertansiyonIIH · Psödotümör serebri · Selim intrakraniyal hipertansiyon

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM243200Evalidated
ICD-10G93.2Especificvalidated
ICD-118D60.YNTBTindexvalidated
MONDO0009468Evalidated
MeSHD011559Evalidated
UMLSC0033845Evalidated
GARD4561Evalidated
MedDRA10078904Evalidated

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

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-5 / 10 00014 / 100 000EuropeValue and classValidatedEuropean Medicines Agency 2016[OTHER]

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

21 annotations · validated 2019-07-02
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002315Headache
HP:0002516Increased intracranial pressure
Frequent (79-30%)
HP:0012393Allergy
HP:0001513Obesity
HP:0001085Papilledema
Occasional (29-5%)
HP:0100851Abnormal emotion/affect behavior
HP:0000622Blurred vision
HP:0000651Diplopia
HP:0002018Nausea
HP:0000613Photophobia
HP:0010822Scintillating scotoma
HP:0002360Sleep abnormality
HP:0000572Visual loss
HP:0002013Vomiting
Very rare (<4-1%)
HP:0003418Back pain
HP:0000716Depression
HP:0001254Lethargy
HP:0002076Migraine
HP:0011161Olfactory auras
HP:0008629Pulsatile tinnitus
HP:0002321Vertigo

Run the differential on the 2 obligate / very frequent terms

Annotation source: 31213758[PMID]_28013373[PMID]

7

Sources for this card