raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:284388

Reversible cerebral vasoconstriction syndrome

Synonyms: RCVS

Type
Clinical syndrome
Group
Disorder
Inheritance
Not applicable
Age of onset
Adult
Status
active

A rare cerebrovascular disorder characterized by severe headaches with or without focal neurological deficits or seizures, and a reversible segmental and multifocal vasoconstriction of cerebral arteries. It may occur spontaneously or be provoked by various precipitating factors, the most common being postpartum and exposure to various vasoactive substances such as illicit drugs and selective serotonin-reuptake inhibitors. The major complication is ischemic or hemorrhagic stroke.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enReversible cerebral vasoconstriction syndromeRCVS
frSyndrome de vasoconstriction cérébrale réversibleRCVS · SVCR
deReversibles zerebrales VasokonstriktionssyndromCall-Fleming-Syndrom · RCVS
esSíndrome de vasoconstricción cerebral reversibleSVCR
itSindrome da vasocostrizione cerebrale reversibile= en
nlReversibele cerebrale vasoconstrictie-syndroom= en
ptSíndrome de vasoconstrição cerebral reversível
plZespół odwracalnego kurczu naczyń mózgowych= en
csSyndrom reverzibilní cerebrální vazokonstrikceRCVS · Call-Flemmingův syndrom
ukСиндром зворотного звуження судин головного мозку= en
zh可逆性脑血管收缩性综合征= en
trTersinir serebral vazokonstriksiyon sendromu= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10I67.8NTBTattributedvalidated
ICD-118B22.2NTBTindexvalidated
MONDO0017291Evalidated
UMLSC3544214Evalidated
GARD12768Evalidated
MedDRA10073240Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

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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—WorldwideClass onlyValidatedORPHANET

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

24 annotations · validated 2021-03-31
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0030907Thunderclap headache
HP:0025637Vasospasm
Frequent (79-30%)
HP:0410263Brain imaging abnormality
HP:0002076Migraine
HP:0002331Recurrent paroxysmal headache
Occasional (29-5%)
HP:0001892Abnormal bleeding
HP:0009145Abnormal cerebral artery morphology
HP:0000622Blurred vision
HP:0001342Cerebral hemorrhage
HP:0001289Confusion
HP:0004944Dilatation of the cerebral artery
HP:0004302Functional motor deficit
HP:0002140Ischemic stroke
HP:0002352Leukoencephalopathy
HP:0002183Phonophobia
HP:0000613Photophobia
HP:0002138Subarachnoid hemorrhage
HP:0002326Transient ischemic attack
HP:0002013Vomiting
Very rare (<4-1%)
HP:0012158Carotid artery dissection
HP:0002181Cerebral edema
HP:0030746Intraventricular hemorrhage
HP:0001250Seizure
HP:0100309Subdural hemorrhage

Run the differential on the 2 obligate / very frequent terms

Annotation source: 31582040[PMID]_31869187[PMID]_27015869[PMID]

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Sources for this card