raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:178512

Folliculotropic mycosis fungoides

Synonyms: Mycosis fungoides-associated follicular mucinosis

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

A variant of mycosis fungoides (MF) characterized by the presence of folliculotropic infiltrates, often with sparing of the epidermis and preferential involvement of the head and neck region. Most cases show mucinous degeneration of the hair follicles (follicular mucinosis) and are traditionally designated as MF-associated follicular mucinosis.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enFolliculotropic mycosis fungoidesMycosis fungoides-associated follicular mucinosis
frMycosis fongoïde folliculotropeMycosis fongoïde avec mucinose folliculaire
deMycosis fungoides, follikulotropeMuzinose, follikuläre, Mycosis fungoides-assoziierte
esMicosis fungoide foliculotropaMucinosis folicular asociada a micosis fungoide
itMicosi fungoide follicolotropica
nlFolliculotrope mycosis fungoidesMycosis fungoides-geassocieerde folliculaire mucinose
ptMicose fungóide foliculotrópica
plZiarniniak grzybiasty folikulotropowyZiarniniak grzybiasty z towarzyszącą mucynozą pęcherzykową
csMycosis fungoides - folikulotropní variantaMycosis fungoides asociovaná s folikulární mucinózou
ukФолікулотропний мікоз фунгоїдівФолікулярний муциноз, асоційований з мікозом фунгоїдів
zh亲毛囊性蕈样肉芽肿蕈样肉芽肿相关毛囊皮脂腺粘蛋白累积病
trFolikülotropik mikozis fungoidesMikoz fungoides-ilişkili foliküler müsinoz

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10C84.0NTBTattributedvalidated
ICD-112B01NTBTindexvalidated
MONDO0015808Evalidated
UMLSC1627767Evalidated

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

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

7

Sources for this card