The signs and symptoms associated with seborrheic dermatitis include
- Red, inflammed skin
- Itching
- Scaly patches
- Greasy skin covered with white scales
- Dandruff
The commonly affected areas are scalp, face and chest.

Seborrheic dermatitis is diagnosed by
- Detailed history taking of the signs and symptoms
- Local examination with torch
- Biopsy (scraping of skin)

Yes, the following home remedies for seborrheic dermatitis might be helpful -
- Using shampoo regularly for washing scalp
- Maintain skin and scalp hygiene
- Wash skin regularly
- Use mineral oil to soften scales on scalp and then remove scales

The foods that can trigger seborrheic dermatitis are wheat, soy, citrus fruits, milk, eggs, cinnamon, tomatoes and spicy food. These foods should be avoided as they may be responsible for the flare up of seborrheic dermatitis.

Yes, there are oral medications for seborrheic dermatitis like antifungals; antiandrogens like cyproterone acetate, flutamide and spironolactone; antihistamines; oral corticosteroids and calcineurin inhibitors.