Rosacea

Introduction to rosacea Rosacea, also known as rose acne or rosacea, is a chronic inflammatory skin disease that occurs mainly in the center of the face and is erythema and telangiectasia. More common in middle-aged people aged 30 to 50, more common in women. At present, the general medical books believe that the cause of rosacea is mainly aphid infection. Therefore, it is also called aphid dermatitis. Therefore, the treatment of rosacea is mainly to kill aphids. Multi-topic sulfur ointment, metronidazole ointment, oral metronidazole, tinidazole and other acaricides. Several years of clinical observations have confirmed that such treatments are very ineffective for rosacea. It also shows from the side that the cause of rosacea is not only a simple mites infection, but also may be caused by oily skin. basic knowledge The proportion of illness: 0.01% - 0.05% Susceptible people: no specific population Mode of infection: non-infectious Complications: habitual constipation

Rosacea etiology

Hypertension and psychological factors (20%):

In patients with rosacea caused by hypertension and psychological factors, the migraine with periodic microcirculatory disorder is 2 to 3 times higher than that of the normal age group and the same sex group. Experiments show that normal skin can relieve multiple vasomotor The active substance reacts and can maintain the function of relaxing and contracting, but the vascular venous microcirculation of the rosacea surface is blocked, which is the consequence of the disease or the cause of the disease needs further study.

Genetics (20%):

In the past, rosacea was considered to be a kind of sebaceous gland disease, but most of the patients with rosacea had no signs of excessive sebum secretion and no hemorrhoids. The initial onset was not related to hair follicles, and the family had the same tendency.

Infection (10%):

Studies have shown that patients with rosacea have more Demodex than normal skin, so Demodex infection is one of the causes of rosacea.

Sun exposure (10%):

80% of patients with rosacea complained of sunlight, aggravated or relapsed after bathing and heating, which indicates that external temperature stimulation causes the blood vessels to dilate, causing peripheral blood vessels to ooze out, and the potential inflammatory substances cause elastic fibers to undergo degenerative changes.

Other (10%):

The disease is more common in menopausal women, men in adolescence, may be related to endocrine changes, alcohol and spicy foods can aggravate the disease or cause recurrence.

Rosacea prevention

1, try to prevent aggravating the disease, adjust endocrine, correct gastrointestinal dysfunction, smoking, coffee, spicy spicy food, do not overeating, keep the stool smooth, avoid using alkaline soap that stimulates the skin, alcohol, wash Cleansers, stains, astringents, etc., as well as avoiding sun exposure.

2, do not eat spicy, alcohol and other spicy heat stimuli.

3, keep the stool smooth, the lungs and the large intestine are in the table, the stool is unreasonable, the lung fire is more prosperous.

4. It is not advisable to live or work for a long time in the summer, high temperature, hot and humid environment.

5, usually washed with warm water soap.

6, it is forbidden to grasp, lick, peel and squeeze in the nose lesion area.

Rosacea complications Complications habitual constipation hepatitis

Generally no symptoms, often have habitual constipation, a small number of patients can be complicated by eyelid inflammation, conjunctivitis, iridocyclitis.

Rosacea Symptoms Common Symptoms Nasal diffuse flushing nose hair falling off the tip of the nose up saddle-shaped nasolabial fold red cleft palate nose red nose red nose papules nasal end hypertrophy nasal external expansion bulge

The skin is thick, especially around the nose, and looks like a red ball called a hypertrophic rosacea. Occasionally, rosacea also occurs in the trunk and limbs, not just on the face.

Symptoms: divided into three phases

First, the erythema period: the erythema begins at the tip of the nose and the nose, and the erythema continues to retreat with telangiectasia.

Second, the pustule stage: the tip of the nose and the cheeks on both sides of the cheeks, pustules, vasospasm expansion is more obvious.

Third, the nasal period: due to long-term chronic congestion, resulting in nasal connective tissue hyperplasia, nasal tip hypertrophy such as nasal discharge, uneven surface, sebaceous gland enlargement, can squeeze white sticky sebum, capillary more significant.

Inspection of rosacea

Histopathology: telangiectasia, sebaceous gland hyperplasia, hypertrophic dermal connective tissue hyperplasia and sebaceous gland enlargement, granulomatous lesions can be seen in non-case-like epithelial cell-like granuloma, with sarcoidosis, lupus-like rosacea, facial dispersal miliary Lupus and the like are similar.

1, hair follicles Demodex examination.

2, histopathological examination.

Diagnostic identification of rosacea

diagnosis

The skin lesions are mainly in the center of the nose and surrounding parts. They have typical symptoms and occur in middle-aged people. The symptoms are mild and the course is chronic.

Differential diagnosis:

1. Discoid lupus erythematosus is a clear red or pale erythema. The central depression is atrophy. There is a follicular horn plug. The surface is often covered with adhesive nail-like scaly. The lesion is distributed in a butterfly shape, which is more common in young women.

2. Acne vulgaris is mainly seen in puberty, damage is follicular papules, can be excreted with sebum by hand, tend to purulent, often accompanied by acne, in addition to facial, chest and back can also occur.

3. Facial eczema is a polymorphous skin lesion, severe itching, and there may be exudation and infiltration after scratching.

4. Acne is mainly seen in adolescence. In addition to invading the face, skin lesions are often violated in the chest and back. There are typical blackheads and the nose is often inviolable.

The material in this site is intended to be of general informational use and is not intended to constitute medical advice, probable diagnosis, or recommended treatments.