Confirmed diagnosis (clinical and histological features) of Hailey Hailey or Darier diseases. 
Moderate to very severe lesions located in large folds 
Patient aged 18 ans or more 
Patient with health coverage 
Patient who have signed the consent form 
Patient proficient into filling out the questionnaires. 

NCT02782702_inc_T1
Condition
Hailey Hailey disease
NCT02782702_inc_T2
Condition
Darier disease
NCT02782702_inc_T3
Procedure
histological
NCT02782702_inc_T4
Scope
Hailey Hailey or Darier diseases
NCT02782702_inc_T5
Condition
lesions
NCT02782702_inc_T7
Qualifier
very severe
NCT02782702_inc_T10
Person
aged
NCT02782702_inc_T11
Value
18 ans or more
NCT02782702_inc_T12
Observation
health coverage