What is Dermatology: Overview

What is Dermatology: Overview

Definition and Summary


Dermatology is a medical specialty that addresses the problem of skin, hair, scalp, nails, and other similar diseases. Most dermatology is inseparable from skin problems and treatments.

This is due to the fact that the skin, as the largest organ in the human body, is susceptible to various skin problems and diseases that affect people throughout the world. People of all ages, from newborns to the elderly, are all susceptible to skin problems. Similarly, it comes in various types, from rare to common problems, and from acute to chronic.

Various Types of Skin Diseases

Various skin diseases are divided into four main categories, namely:

  • Chronic disease
  • Acute skin problems
  • Skin infections
  • Skin discoloration
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Chronic Skin Problems

The type of skin problem that most needs dermatological attention is a chronic type, such as:

  • Acne
  • Eczema
  • Psoriasis
  • Rosacea

Acute Skin Problems

Acute skin problems refer to changes in skin conditions that occur briefly and suddenly, but cause severe symptoms. The most common acute skin problems are:

  • Cold sores
  • Warts
  • Hair loss
  • Blister
  • Corns and calluses
  • Sunburn
  • Ingrown hair
  • Dermatitis
  • Cysts and lumps
  • Itchy
  • Urticaria
  • Varicose veins
  • Lice
  • Bruises
  • Sebaceous cysts
  • Skin Infection

Skin Color Change

A skin specialists also handle skin discoloration such as birthmarks, moles, spots, and skin tags or warts. These symptoms are patches or spots on the skin of different colors, in many cases, default color changes. However, they can also develop later on.

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Most of the time, birthmarks, moles, spots don’t need medical attention. However, in some cases, either because of the size, location, or other symptoms felt by the patient, the dermatologist may be able to give action.

Common causes of skin discoloration are genetics and sun exposure. Common treatments include cryosurgery or freezing and removal, electro or burning and removal, and laser treatment.

When should you have to visit a dermatologist?

If you have severe acne or a continuous pimple, or if you have a rash, redness, or scaly patch on your skin that doesn’t go away, immediately consult a dermatologist, because you may suffer from chronic skin conditions that require long-term treatment.