Red spots on head under hair: Causes and treatments explained

Causes of Red Spots on the Scalp

The appearance of red spots on head under hair can be attributed to various conditions. Understanding these causes is essential for effective treatment. Here are some common causes:

• Scalp psoriasis: A chronic inflammatory condition and autoimmune disorder characterized by red bumps, thick plaques, itching, and potential hair loss.
• Seborrheic dermatitis: A long-term inflammatory skin condition that results in white flakes, red scales, and greasy yellow scales.
• Ringworm (Tinea Capitis): A fungal infection that manifests as pimple-like sores, flaky patches, and hair loss.
• Folliculitis: Inflammation of hair follicles leading to pimple-like red spots, rashes, and itching.
• Head lice: Infestation by live insects causing severe itching, red bumps, and sores from scratching.
• Lichen planopilaris: A scarring condition affecting hair follicles, resulting in smooth patches of hair loss and redness around follicles.
• Acne: Can occur on the scalp, presenting as whiteheads, red bumps, and painful cysts.
• Allergic dermatitis: A reaction to hair products or dyes, leading to an itchy, red rash.
• Skin cancer: Malignant lesions on the scalp that may appear as waxy bumps or sores that don’t heal.

Treatments for Red Spots on the Scalp

Treating red spots on head under hair depends on the underlying cause. Here are some effective treatments for various conditions:

• Scalp Psoriasis:
  • OTC medicated shampoos containing salicylic acid.
  • Systemic medications like corticosteroids.
  • Avoiding known triggers.
• Seborrheic Dermatitis:
  • OTC medicated shampoos.
  • Antifungal medications.
  • Corticosteroids and calcineurin inhibitors.
• Ringworm:
  • Antifungal sprays, creams, or powders.
  • Prescription oral antifungal medications for severe cases.
  • Antifungal shampoo to prevent spread.
• Folliculitis:
  • Warm compresses for mild cases.
  • Oral antibiotics or antifungal medications for severe cases.
• Head Lice:
  • Medicated shampoos.
  • Removal of nits with a special comb.
  • Washing items in hot water.
• Lichen Planopilaris:
  • Oral anti-inflammatory medications like corticosteroids or methotrexate.
• Acne:
  • Switching to non-comedogenic haircare products.
  • Using medicated oil-free shampoos containing salicylic acid or sulfur.
  • Antibiotics or steroid injections for severe cases.
• Allergic Dermatitis:
  • Discontinuation of the offending product.
  • Using hypoallergenic products.
• Skin Cancer:
  • Cryogenic removal (freezing).
  • Surgery.
  • Chemotherapy or radiation therapy for advanced cases.

When to See a Healthcare Provider

If you notice red spots on head under hair that persist despite home remedies and OTC medications, it is crucial to consult a healthcare provider. Additionally, seek medical attention if you experience symptoms of infection, such as increased redness, pus, blisters, or worsening pain. Regular checks for suspicious lesions on the scalp are also recommended to ensure early detection of any serious conditions.

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