Photodermatitis
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Sun poisoning | |
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A case of photodermatitis as a result of lemons | |
Specialty | Dermatology, immunology |
Photodermatitis, sometimes referred to as sun poisoning or photoallergy, is a form of
Signs and symptoms
Photodermatitis may result in swelling, difficulty breathing, a burning sensation, a red itchy
Causes
Many medications and conditions can cause sun sensitivity, including:
- Sulfa used in some drugs, among them some antibiotics, diuretics, COX-2 inhibitors, and diabetes drugs.[1]
- Psoralens, coal tars, photo-active dyes (eosin, acridine orange)
- lemon oil(may be present in fragrances)
- PABA (found in sunscreens)
- Oxybenzone (UVA and UVB chemical blocker also in sunscreens) [2]
- Salicylanilide (found in industrial cleaners)
- St John's wort
- Hexachlorophene (found in some prescription antibacterial soaps)
- Tetracycline antibiotics (e.g., tetracycline, doxycycline, minocycline)
- Benzoyl peroxide
- Retinoids (e.g., isotretinoin)
- Some naproxen sodium)
- Fluoroquinolone antibiotic: Sparfloxacin in 2% of cases
- Amiodarone, used to treat atrial fibrillation
- Pellagra (Vitamin B3 deficiency)
Photodermatitis can also be caused by plants such as
Prevention
Prevention includes avoiding exposure to chemicals that can trigger the reaction, such as by wearing gloves, or avoiding sunlight or wearing sunscreen[3][4] preferably with at least factor 30 and with a high UVA protection level on the affected area. And by addressing any risk factors, such as those listed above.
See also
References
- ^ Sulfa Allergy Symptoms and Risks
- ^ Rodriguez E, Valbuena MC, Rey M, Porras de Quintana L. 2006. Causal agents of photoallergic contact dermatitis diagnosed in the national institute of dermatology of Colombia. Photodermatol Photoimmunol Photomed 22(4): 189-192.
- ^ Archived AAD - The Sun and Your Skin, "Allergic Reactions" section
- ^ "AAD - Sunscreens". Archived from the original on 2014-07-21. Retrieved 2011-04-26.