Vulvar neurodermatitis

Introduction to vulvar neurodermatitis Veterinary neurodermatitis of vulva is a chronic inflammatory disease characterized by paroxysmal vulvar skin itching and skin lichenification. basic knowledge Sickness ratio: 0.05% Susceptible people: no special people Mode of infection: non-infectious Complications: bacterial infection

Causes of vulvar neurodermatitis

(1) Causes of the disease

The etiology of vulvar neurodermatitis is still unclear. It is generally thought to be related to nervous system dysfunction, cerebral cortex excitability and imbalance of inhibition process. Patients are often accompanied by neurasthenia, insomnia and menopausal symptoms, excessive mental stress, mood swings or excessive fatigue. Inducing the disease, scratching the friction, sweating or other physical mechanical stimuli often trigger, infection and obesity can aggravate the condition.

(two) pathogenesis

Vulvar neurodermatitis is hyperkeratosis or parakeratosis of the epidermis, the epithelial foot extends downward, the acanthosis layer and the dermis layer hyperplasia, intracellular and intercellular edema, and chronic inflammatory cell infiltration and fibrosis around the blood vessel.

Vulvar neurodermatitis prevention

Pay attention to the regularity of life, prevent overwork, avoid washing with hot water, soapy water and scratching the vulva, avoid eating irritating food.

Vulvar dermatitis complications Complications bacterial infection

Common complications of vulvar neurodermatitis are infection and dissemination.

Vulvar neurodermatitis symptoms Common symptoms Itching scaly papules Bloody vulva itching

The site of vulvar dermatitis is common in the labia majora and perineum, and can also be seen in the medial side of the femur. The localized localized dermatitis is intermittent local itching, which gradually worsens. It is more itchy when it is hot. Because of scratching, the skin quickly becomes lichen. Appearance, such as most small rice grains to high glutinous rice, light red, yellowish brown or round or polygonal with the skin, hard and shiny flat papules, densely integrated with a large amount of scales on the surface, can have scratches, bloody And pigmentation, the boundary of the lesion is unclear, if the course of disease is long, the skin becomes thicker and rough due to long-term scratching, rough, lichen-like change, hypopigmentation, mild and light when the condition is severe, can be repeated, a wide range, can be It is spread all over the body, especially in the elbow, armpits, limbs, face and torso.

Examination of vulvar neurodermatitis

Examination of vaginal secretions.

Histopathological examination.

Diagnosis and differentiation of vulvar neurodermatitis

diagnosis

According to the predilection site, the characteristics of skin damage, the patient's self-conscious symptoms can make a diagnosis of vulvar neurodermatitis.

Differential diagnosis

Chronic eczema

From the acute phase, it is mostly a tiny red tip papule instead of a dry flat or round papule.

2. Sclerosing moss

The clinical manifestations are different from vulvar neurodermatitis. The final diagnosis requires local biopsy pathology.

3. Vulvar pruritus

Occurred in older women, in addition to itching, no primary damage, long-term illness can cause a variety of secondary damage.

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