raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:671

Primary cutis verticis gyrata

Type
Clinical group
Group
Group of disorders
Age of onset
All ages
Status
active

A progressive cutaneous disorder predominantly affecting males, characterized by hypertrophy and thickening of the skin of the scalp, forming convoluted furrows with deep, tender, and cerebriform cutaneous folds. Hair is usually normal in the furrows and sparse on the folds. It can be isolated or associated with other abnormalities, such as intellectual deficit, epilepsy, cataract, blindness, and deafness.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPrimary cutis verticis gyrata
frPachydermie vorticellée primaire du cuir cheveluPachydermie plicaturée primaire du cuir chevelu
deCutis verticis gyrata, primäre
esCutis verticis gyrata primaria
itCutis verticis gyrata primitiva
nlPrimaire cutis verticis gyrata
ptCutis verticis gyrata primária
plPierwotna skóra kręta ciemienia
csPrimární cutis verticis gyrata
ukСкладчаста пахідермія первинна
zh原发性回状颅皮
trPrimer cutis verticis gyrata

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-11EE7YNTBTindexvalidated
MONDO0019033Evalidated
MONDO19033Evalidated
UMLSC0263417Evalidated
GARD1643Evalidated
MedDRA10080996Evalidated

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):

Children (2):

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

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card