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Psoriasis
Introduction
It is an inherited inflammatory condition of the skin
Signs & symptoms
• Thick, silvery white scaly plaques affecting mainly scalp, sacral region and extensor body surfaces
• Usually symmetrically distributed, with a chronic relapsing course. .
Diagnostic criteria
• Thick, silvery white scaly plaques affecting mainly scalp, sacral region and extensor body surfaces
• Usually symmetrically distributed, with a chronic relapsing course.
Note: Exclude precipitating factors e.g. alcohol, deficiencies of B12 or folate, stress, infections
Investigation
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Treatment
-
Non-Pharmacological treatment
- Sun exposure to the lesions for half an hour or one hour daily may be of benefit
-
Pharmacological
- • Crude Coal tar 5% in Vaseline in the morning
AND
• Salicylic acid 5% in Vaseline to de-scale ,apply at night
AND
• Betamethasone ointment 0.025% in the evening.
Alternatively:
• Dithranol 0.1% once a day
Note: Systemic steroids are discouraged in this condition due to their rebound effect. If not responding well, refer to higher level facility for possible specialist care including use of systemic treatments (with methotrexate, cyclosporine, azathioprine etc).
Prevention
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Updated on,
3 Novemba 2020 12:27:33
References
- 1.STG
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