Published Mar 1, 2026 3 Min Read

 
 

Dermatology is the branch of medicine that deals with the diagnosis, treatment, and prevention of disorders affecting the skin, hair, and nails. It encompasses medical, surgical, and cosmetic aspects to maintain overall skin health. Dermatologists play a vital role in treating a variety of conditions, from acne and eczema to skin cancer, while also providing guidance on proper skin care.

What is dermatology?

Dermatology is the specialised field of medicine focused on the skin, the body’s largest organ. It addresses both medical and aesthetic concerns, including skin diseases, cosmetic procedures, and preventive care. The field covers medical management, surgical interventions, and cosmetic treatments for conditions affecting the skin, hair, and nails.

What does a dermatologist do?

Dermatologists are responsible for managing a wide range of conditions, including:

  • Diagnosing and treating skin disorders such as acne, eczema, psoriasis, and dermatitis
  • Detecting and managing skin cancers and pre-cancerous lesions
  • Performing surgical procedures such as mole removal, biopsies, and excisions
  • Conducting cosmetic treatments including chemical peels, laser therapy, and Botox injections
  • Advising patients on skincare routines, sun protection, and preventive measures

Types of dermatology

The main branches of dermatology include:

  • Medical dermatology: Diagnosis and treatment of skin diseases
  • Surgical dermatology: Procedures including excisions, skin grafts, and mole removals
  • Cosmetic dermatology: Treatments for aesthetic concerns such as scars, pigmentation, and ageing
  • Paediatric dermatology: Specialises in skin conditions affecting infants and children
  • Dermatopathology: Microscopic study of skin disorders for accurate diagnosis

When should you see a dermatologist?

Consult a dermatologist if you experience:

  • Persistent acne, rashes, or skin irritation that does not improve with over-the-counter remedies
  • Sudden changes in moles or new skin growths
  • Hair loss or scalp problems
  • Nail infections or unusual changes
  • Skin allergies, pigmentation issues, or premature signs of ageing

Difference between dermatologist and aesthetician

Basis of comparisonDermatologistAesthetician
EducationMedical degree (MBBS plus dermatology specialisation)Diploma or certificate in skincare
ScopeDiagnosis and treatment of medical, surgical, and cosmetic skin conditionsCosmetic skin treatments only
PrescriptionsCan prescribe medication and perform surgeriesCannot prescribe medication
ProceduresSurgical, medical, and advanced treatmentsFacials, peels, and basic skincare procedures

How to become a dermatologist

The pathway to a career in dermatology includes:

  • Complete MBBS: Obtain a recognised medical degree
  • Postgraduate specialisation: Pursue MD or DNB in dermatology
  • Residency/Internship: Gain hands-on experience in dermatology departments
  • Certifications and training: Attend workshops, conferences, and advanced dermatology courses
  • Practice: Work in hospitals, clinics, or establish a private practice

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Conclusion

Dermatology is a dynamic and rewarding medical speciality, offering opportunities in medical, surgical, and cosmetic skin care. A career in dermatology requires rigorous study, continual learning, and practical experience. For those seeking to fund their medical education or enhance professional resources, a loan for professionals or healthcare finance can provide essential financial support.

Frequently Asked Questions

Can a dermatologist help with adult acne?

Yes, dermatologists are experts in managing adult acne. They may prescribe treatments such as topical retinoids, oral antibiotics, or hormonal therapies, depending on the severity of the condition.

What does a dermatologist prescribe for severe eczema?

For severe eczema, dermatologists often recommend corticosteroids, immunosuppressants, or biologics. They may also suggest lifestyle changes and skincare routines to prevent flare-ups.

Do dermatologists treat nail fungus?

Yes, dermatologists diagnose and treat nail fungal infections. They may use antifungal medications, laser therapy, or other treatments to restore nail health.

Can dermatologists remove moles for cosmetic reasons?

Yes, dermatologists can remove moles for both medical and cosmetic purposes. They use techniques like excision or laser removal to ensure minimal scarring and optimal results.

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