Sunburn
Acute inflammatory reaction following exposure to excessive ultraviolet radiation/light. Produced by the UVB rays between 290 and 320 nm. Occurs when MED is exceeded.
Clinical features:
History of recent exposure to sun; erythema after 2 to 6 hours; pain; tenderness; warm; blistering; erythema resolves aver 4 – 7 days skin scales and peels; fever, chills, nausea, hypotension and tachycardia if severe.
Complications:
Sunburn can exacerbate other diseases eg herpes simplex, lupus, porphyria.
Heat related illnesses eg dehydration, heat exhaustion, heat stroke
Chronic exposure premature aging of skin; lesions (eg solar keratosis); malignancies (eg melanoma).
Management:
If mild to moderate no specific treatment – could use cool moist dressings; aspirin
If severe
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