raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:79100

Atrophoderma vermiculata

Synonyms: Folliculitis ulerythematosa reticulate

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive, Unknown
Age of onset
Childhood
Status
active

A rare genetic skin disease characterized by childhood onset of follicular keratotic papules slowly progressing to characteristic ''honeycomb'' atrophy on the cheeks, preauricular area, and forehead. Less frequently, the condition may affect also the upper lip, ears, or limbs. Additional features include facial erythema, milia, and follicular plugs.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAtrophoderma vermiculataFolliculitis ulerythematosa reticulate
frAtrophodermie vermiculéeFolliculite ulérythémateuse réticulée
deAtrophodermia vermiculataFolliculitis ulerythematosa reticulata
esAtrofodermia vermiculadaFoliculitis uleritematosa reticulada
itAtrofia cutanea vermicolareFollicolite uleritematosa reticolata
nlAtrophoderma vermiculataFolliculitis ulerythematosa reticulata
ptAtrofodermia vermiculadaFoliculite uleritematosa reticulada
plRobakowaty zanik skóryRogowacenie zapalne mieszków włosowych siatkowate
csAtrophoderma vermiculata= en
ukАтрофодерма вермикулярнаСітчастий уртикарний висипний фолікуліт
zh虫蚀状皮肤萎缩网状红瘢性毛囊炎
trAtrofoderma vermikülataFolikülit ülerythematosa retikülat

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM209700Evalidated
OMIM604093NTBTvalidated
ICD-10L66.4NTBTindexvalidated
ICD-11ED56NTBTindexvalidated
MONDO0008849Evalidated
UMLSC0263429Evalidated
GARD9744Evalidated

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

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
LRP1Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:6692ENSG0000012338410777012q13.3LDL receptor related protein 126142438[PMID]
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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

17 annotations · validated 2021-09-28
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0011124Abnormality of epidermal morphology
HP:0004426Abnormality of the cheek
HP:0001075Atrophic scars
HP:0007515Hypoplastic pilosebaceous units
HP:0100276Skin pit
Frequent (79-30%)
HP:0000306Abnormality of the chin
HP:0007502Follicular hyperkeratosis
HP:0045059Hyperkeratotic papule
HP:0100277Periauricular skin pits
Occasional (29-5%)
HP:0000290Abnormality of the forehead
HP:0000464Abnormality of the neck
HP:0000708Atypical behavior
HP:0010783Erythema
HP:0012722Heart block
HP:0001067Neurofibromas
HP:0012531Pain
HP:0000989Pruritus

Run the differential on the 5 obligate / very frequent terms

Annotation source: 29386852[PMID]_29386852[PMID]

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Sources for this card