Papulosquamous disorders

Papulosquamous disorders are a classification of skin diseases that present with both papules and scales. These disorders are typically chronic and can affect individuals of all ages. The most common papulosquamous disorders include psoriasis, lichen planus, pityriasis rosea, and seborrheic dermatitis.

Classification

Papulosquamous disorders can be classified into primary and secondary types. Primary papulosquamous disorders are those in which the papules and scales are the main features of the disease. Secondary papulosquamous disorders are those in which the papules and scales are secondary to another skin condition.

Symptoms

The main symptoms of papulosquamous disorders are the presence of papules and scales on the skin. These can vary in size, shape, and color depending on the specific disorder. Other symptoms can include itching, redness, and inflammation of the skin.

Causes

The exact cause of papulosquamous disorders is unknown, but they are thought to be caused by a combination of genetic and environmental factors. Some disorders, such as psoriasis, have been linked to an overactive immune system.

Diagnosis

Diagnosis of papulosquamous disorders is typically made based on the appearance of the skin. In some cases, a skin biopsy may be performed to confirm the diagnosis.

Treatment

Treatment of papulosquamous disorders depends on the specific disorder and its severity. Treatment options can include topical medications, systemic medications, and phototherapy.

See also

• Dermatology
• Skin disease
• Psoriasis
• Lichen planus
• Pityriasis rosea
• Seborrheic dermatitis