# Common Types of Dermatosis Dermatosis refers to any disease of the skin, and there are many different types that people commonly experience. Here are some of the most frequently occurring skin diseases: ## 1. Acne Acne is a common skin condition that occurs when hair follicles become clogged with oil and dead skin cells. It often causes whiteheads, blackheads, or pimples, and usually appears on the face, forehead, chest, upper back, and shoulders. Acne is most common among teenagers, though it affects people of all ages. ## 2. Eczema Eczema, also known as atopic dermatitis, is a condition that makes your skin red and itchy. It's common in children but can occur at any age. Eczema is long-lasting (chronic) and tends to flare periodically. It may be accompanied by asthma or hay fever. ## 3. Psoriasis Psoriasis is a skin disease that causes red, itchy scaly patches, most commonly on the knees, elbows, trunk, and scalp. Psoriasis is a common, long-term (chronic) disease with no cure. It tends to go through cycles, flaring for a few weeks or months, then subsiding or going into remission. ## 4. Rosacea Rosacea is a common skin condition that causes redness and visible blood vessels in your face. It may also produce small, red, pus-filled bumps. These signs and symptoms may flare up for weeks to months and then go away for a while. Rosacea can be mistaken for acne, other skin problems, or natural ruddiness. ## 5. Dermatitis Dermatitis is a general term that describes inflammation of the skin. It can have many causes and occurs in many forms. It usually involves an itchy rash on swollen, reddened skin. Affected areas can also blister, ooze, develop a crust, or flake off. ## 6. Fungal Infections Fungal skin infections are caused by fungi and are most commonly found in moist areas of the body, such as between the toes, in the groin area, and under the breasts. Common fungal infections include athlete's foot, jock itch, and ringworm. ## 7. Skin Cancer Skin cancer is the abnormal growth of skin cells. It most often develops on skin exposed to the sun. The two most common types are basal cell carcinoma and squamous cell carcinoma. Melanoma, a more dangerous but less common type of skin cancer, can also occur. ## Conclusion Understanding the common types of dermatosis can help in recognizing symptoms early and seeking appropriate treatment. If you notice any unusual changes in your skin, it's important to consult a healthcare professional for an accurate diagnosis and treatment plan.