DANDRUFF
Dandruff or seborrhoeic dermatitis is a common, chronic, or relapsing form of dermatitis that predominantly affects the scalp and face. It presents as bran-like scaly patches within the hair-bearing areas of the scalp.
Who gets dandruff?
- Infantile seborrhoeic dermatitis: Affects babies under 3 months of age and usually resolves by 6–12 months.
- Adult seborrhoeic dermatitis: Typically begins in late adolescence, with prevalence highest among young adults and the elderly.
What are the clinical features?
Commonly affects:
- Scalp
- Face (creases around the nose, behind the ears, and within the eyebrows)
- Upper trunk
- Chest and back
Symptoms
- Itching
- Scaling
Treatment
General Treatment:
Medicated shampoos containing:
Steroid scalp applications
Tar-based shampoos
- Keratolytics
- Topical antifungal agents
- Mild topical corticosteroids
- Topical calcineurin inhibitors
- For resistant cases in adults: oral antifungals or phototherapy
- Ketoconazole
- Ciclopirox
- Selenium sulfide
- Zinc pyrithione
- Coal tar
- Salicylic acid