raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:157835

Paroxysmal hemicrania

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

A rare primary headache disorder characterized by multiple attacks of unilateral pain that occur in association with ipsilateral cranial autonomic symptoms. The hallmarks of this syndrome are the relative shortness of the attacks and the complete response to indomethacin therapy.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enParoxysmal hemicrania
frHémicrânie paroxystique
deHemikranie, paroxysmale
esHemicrania paroxística
itEmicrania parossistica
nlParoxysmale hemicranie
ptHemicranea paroxística
plHemikrania napadowa
csParoxysmální hemikranie
ukПароксизмальна гемікранія
zh阵发性偏头痛
trParoksismal hemikrani

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10G44.0NTBTattributedvalidated
ICD-118A82NTBTindexvalidated
MONDO0015529Evalidated
MeSHD051302Evalidated
UMLSC1399352Evalidated
GARD10794Evalidated
MedDRA10019461Evalidated

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 prevalenceUnknown—EuropeClass onlyValidated[EXPERT]_29720814[PMID]

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 2018-02-26
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002076Migraine
HP:0002331Recurrent paroxysmal headache
Frequent (79-30%)
HP:0030953Conjunctival hyperemia
HP:0009926Epiphora
HP:0031284Flushing
HP:0002183Phonophobia
HP:0000613Photophobia
HP:0000508Ptosis
HP:0012384Rhinitis
HP:0031417Rhinorrhea
Occasional (29-5%)
HP:0000819Diabetes mellitus
HP:0000822Hypertension
HP:0000616Miosis
HP:0002017Nausea and vomiting
HP:0030833Neck pain
HP:0011161Olfactory auras
HP:0100540Palpebral edema
HP:0012452Restless legs
HP:0025258Stiff neck
Excluded (0%)
HP:0012199Cluster headache
HP:0100661Trigeminal neuralgia

Run the differential on the 2 obligate / very frequent terms

Annotation source: 24523000[PMID]_23566235[PMID]

7

Sources for this card