Herpetiform pemphigus

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Herpetiform pemphigus

ORPHA:208524Disease

What it is

A rare superficial pemphigus disease characterized by severe intractable pruritus with erythematous or urticarial plaques and sometimes vesicles organized in a herpetiform pattern. Mucosae are generally spared. Eosinophilia in peripheral blood and low titers of circulating autoantibodies are observed in many cases. Histology can show an aspect of either pemphigus (superficial or deep), or an intraepidermal infiltrate rich in eosinophils (eosinophilic spongiosis).

Key facts

Classified as
Disease

Recorded for the broader condition

Prevalence
1-9 / 100 000 (Europe)Superficial pemphigus
Age of onset
All agesSuperficial pemphigus
Inheritance
Not applicableSuperficial pemphigus

Orphanet records these for the broader condition rather than for this specific form. They are a starting point, not a figure for this subtype — subtypes often differ, and some are defined by being rarer than the condition they sit under.

ICD-10 codes

L10.8filed under a broader ICD-10 category — shared with 2 other rare diseases

ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.

Related health topics

Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.

Cross-references

MONDO 0016164UMLS C4749730

Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.

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