raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:137817

Arachnoiditis

Synonyms: Adhesive arachnoiditis · Chronic arachnoiditis

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

A chronic inflammation of the arachnoid layer of the meninges, of which adhesive arachnoiditis is the most severe form, characterized by debilitating, intractable neurogenic back and limb pain and a range of other neurological problems.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enArachnoiditisAdhesive arachnoiditis · Chronic arachnoiditis
frArachnoïditeArachnoïdite adhésive · Arachnoïdite chronique
deArachnoiditisArachnoiditis, adhäsive · Arachnoiditis, chronische
esAracnoiditisAracnoiditis adhesiva · Aracnoiditis crónica
itAracnoiditeAracnoidite adesiva · Aracnoidite cronica
nlArachnoïditisAdhesieve arachnoïditis · Chronische arachnoïditis
ptAracnoidite adesiva
plZapalenie pajęczynówkiPrzewlekłe zapalenie pajęczynówki · Zlepne zapalenie pajęczynówki
csArachnoiditidaAdhezivní arachnoiditida · Chronická arachnoiditida
ukАрахноїдитАдгезивний арахноїдит · Хронічний арахноїдит
zh蛛网膜炎粘连性蛛网膜炎
trAraknoiditKronik araknoidit · Adezyon araknoidit

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM182950BTNTvalidated
ICD-10G03.9NTBTattributedvalidated
ICD-118E40.3Especificvalidated
MONDO0015304Evalidated
MeSHD001100Evalidated
UMLSC0003708Evalidated
GARD5839Evalidated
MedDRA10003074Evalidated

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—WorldwideClass 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

15 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000478Abnormality of the eye
HP:0000504Abnormality of vision
HP:0002829Arthralgia
HP:0000365Hearing impairment
HP:0001265Hyporeflexia
HP:0001287Meningitis
HP:0001324Muscle weakness
HP:0003401Paresthesia
HP:0000763Sensory neuropathy
HP:0000360Tinnitus
Frequent (79-30%)
HP:0000970Anhidrosis
Occasional (29-5%)
HP:0012378Fatigue
HP:0000238Hydrocephalus
HP:0002076Migraine
HP:0002839Urinary bladder sphincter dysfunction

Run the differential on the 10 obligate / very frequent terms

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Sources for this card