Symmetric dermatoses

Eczematous

eczema is a common inflammatory skin disease characterized by redness, itching, papules, blisters, etc., and the lesions are usually symmetrically distributed.

2. Psoriasis

, also known as psoriasis, is a chronic, recurrent skin disease. Typical symptoms are red patches covered with silvery scales, often symmetrically distributed.

3. Lupus Erythematosis

is an autoimmune disease that can affect multiple organ systems such as skin, joints, and kidneys. Skin manifestations include facial red spots, rashes, etc., and are distributed symmetrically.

4. Pityriasis rosea is a papular and scaly

skin disease that occurs in young and middle-aged people. Elliptic rosea red spots are covered with chaff scales, which occur on the trunk and proximal limbs. They are often symmetrically distributed.

The etiology and treatment of symmetrical skin diseases vary with specific diseases. Diagnosis requires a combination of history, clinical manifestations, laboratory tests, etc.