Prurigo simplex subacuta
| Classification according to ICD-10 | |
|---|---|
| L28.2 | Other prurigo |
| ICD-10 online (WHO version 2019) | |
The prurigo simplex subacuta is a skin disease and a primary form of a prurigo . The main features are chronic, severely itchy papular skin changes.
Synonyms are: Urticaria papulosa chronica; Prurigo simplex acuta et subacuta adultorum; Strophulus adultorum; Lichen urticatus; Lichen Vidal urticatus; Latin Acne urticata; Urticaria perstans; Prurigo simplex chronica
Occurrence
In women more often between the ages of 20 and 30, in men only after the age of 60.
root cause
The exact cause is not yet known.
Possible triggers are: diabetes mellitus , disorders of liver function or hormonal balance, focal infections or a malignant tumor .
Clinical manifestations
Clinical criteria are:
- Mainly affected are the extensor sides of the upper arms, outside of the thighs, buttocks, chest, and upper back.
- Mucous membranes, palms of the hands and soles of the feet are not affected
- Mosquito bite-like, bright red, severely itchy papules with central blisters
As a special form, Prurigo chronica multiformis , synonym Prurigo multiforme Lutz , can be distinguished with a polymorphic clinical picture.
Differential diagnosis
The following are to be distinguished:
- Atopic eczema , prurigoform
- Prurigo nodularis
- Polymorphic photodermatosis
- Bullous pemphigoid , purigoform
- Lymphomatoid papulosis
- Reactive perforating collagenosis
- Neurodermatitis atopica
- scabies
- Dermatitis herpetiformis Duhring
therapy
If there is a causative illness, it should be treated. A reliable therapy for the disease itself is currently not known. Antihistamines, glucocorticoids, antibiotics, and psychologically effective drugs may be considered by the doctor depending on the situation. The consequences of itching from scratching can be reduced by means of hand care, especially short fingernails.
literature
- HH Akar, F. Tahan, S. Balkanli, S. Sadet Özcan: Prurigo simplex subacuta or prurigo simplex acuta? In: European annals of allergy and clinical immunology. Vol. 46, No. 4, July 2014, pp. 152-153, PMID 25053633 .
- T. Bergner et al .: Prurigo simplex subacuta. In: Akta Dermatologica Vol. 16, 1990, pp. 221-225
