Dandruff & Seborrheic Dermatitis

Also known as: Pityriasis capitis, Seborrheic keratosis, Pityrosporun ovale

Dandruff and seborrheic dermatitis are common scalp conditions causing flaking, itching, and inflammation.

Signs & Symptoms

  • White or yellow flaking
  • Itchy scalp
  • Redness
  • Oily appearance
  • Hair loss

Causes

  • Malassezia furfur fungus
  • Sebaceous gland dysfunction
  • Immune response
  • Stress
  • Cold weatherconditions

Risk Factors

  • Male gender
  • Oily skin
  • Stress
  • Cold, dry climate
  • Parkinson's disease
  • HIV

When to See a Doctor

See a dermatologist if dandruff causes significant itching, doesn't respond to over-the-counter shampoos, or spreads beyond scalp.

Treatment Options

Treatment options vary by individual. Consult a dermatologist for a personalised plan.

  • Antifungal shampoos
  • Topical corticosteroids
  • Ketoconazole
  • Zinc pyrithione
  • Tea tree oil

Understanding Dandruff and Seborrheic Dermatitis

Seborrheic dermatitis is a chronic, mild to moderately inflammatory condition affecting oily areas including scalp. Dandruff is the manifestation with predominant flaking.

Causative Organism

Malassezia furfur: Lipophilic yeast that colonizes oily skin. Not contagious; most people carry it without symptoms.

Affected Areas

  • Scalp (most common)
  • Eyebrows and eyelids
  • Nasolabial folds
  • Ears
  • Chest
  • Skin folds

Pathophysiology

  • Sebaceous gland dysfunction
  • Lipid composition alterations
  • Yeast proliferation
  • Innate immune response triggering inflammation

Triggering/Worsening Factors

Environmental: Winter, dry heating, cold weather

Stress: Any stressful period can exacerbate

Hormones: More common in males (androgen-related)

Associated Conditions: Parkinson’s disease, depression, HIV

Skin Conditions: Psoriasis or eczema may coexist

Clinical Presentation

Mild: Light flaking, minimal itching

Moderate: Visible scaling, itching, redness

Severe: Significant inflammation, crust formation, hair loss

Symptom Patterns

Symptoms often improve in summer and worsen in winter. Stress can trigger or exacerbate at any time.

”When to See a Doctor”

If dandruff causes significant discomfort, doesn’t respond to standard treatments, worsens despite care, or spreads beyond scalp.

Management Approach

Dr. Dr. Sanjay Agrawal provides accurate diagnosis and personalized treatment, including recommendations for maintenance products and lifestyle modifications.

Schedule your consultation for professional dandruff management.

Medically reviewed by Dr. Sanjay Agrawal, MBBS, MD (Dermatology) —

Have this condition?

Call the clinic or visit Dr. Sanjay Agrawal directly for a proper diagnosis and personalised treatment plan.

FAQs about Dandruff & Seborrheic Dermatitis

Is dandruff contagious?
No. While caused by fungus, dandruff is not contagious between individuals.
Does poor hygiene cause dandruff?
No. Dandruff is not related to hygiene. Paradoxically, excessive washing can worsen it.
Why do antifungal shampoos stop working?
The fungus may develop partial resistance. Rotating products or using combination treatments improves efficacy.
Is seborrheic dermatitis the same as eczema?
Both are inflammatory but different diseases. Seborrheic dermatitis involves fungal component and typically appears on oily areas.
Will dandruff ever go away?
Seborrheic dermatitis is chronic. With appropriate treatment, symptoms are well-controlled. Maintenance is usually needed.
Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice. Consult a qualified dermatologist for diagnosis and treatment. Individual results vary.
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