Acute manifestation of the scrotum epidermis can be seen pinhead size, groups of papules and blisters, the edge of the diffuse. Continue to develop, blisters sometimes fusion to form larger blisters, blisters rupture after the formation of vesicles, ooze, slurry drying after the formation of scabs, scrotum redness and swelling, secondary infection is pus outflow, after the gradual reduction of inflammation, redness and swelling gradually subside, secretion is reduced, pimples and herpes no longer occurs, vesicles healing. However, some patients due to scratching the skin significantly thickened infiltration, the formation of more or less mossy changes, the acute eczema has been transformed into chronic eczema.
Chronic eczema
Chronic eczema is divided into two types according to the clinical manifestations: dry and moist. Moist type of the whole scrotum swelling protruding, there is a mild erosion, overflow, crusting and significant infiltration, hypertrophy, wrinkles deep and broad, slightly bright, deepening pigmentation, the scrotum is significantly larger than normal, due to severe itching between the exhaustive scratches. Another dry type, edema thickening is not as prominent as the former, there are thin scabs and scales, gray, due to the thickening of the infiltration, between the fissures, there can be irregular pigmentation disappearance.
Subacute eczema
Acute eczema inflammation, after the symptoms are reduced, the rash is dominated by papules, scales, scabs, but scratching still appear vesicles. Subacute, from acute lesions delayed more than 4 weeks, to a kind of skin lesions delayed and evolved into subacute, vesicles, oozing less than the acute phase, the skin is mildly thickened. Subacute eczema is the stage between acute and chronic eczema, often due to acute eczema failure to timely treatment or improper treatment, so that the course of the disease is delayed. The lesions are lighter than those of acute eczema, dominated by papules, crusts and scales, with only a few blisters and mild vesicles.
2 According to the characteristics of seborrheic eczema
Seborrheic eczema is most common in infants from 1 to 3 months of age, and the skin on the forehead, cheeks, and between the eyebrows is flushed and coated with yellow greasy scales, and there is a thicker yellow plasma crust on the top of the head. Later, there may be rubbing, flushing, and exudation under the chin, on the back of the neck, in the armpits, and in the groin. Their mothers often have seborrheic dermatitis or more severe acne during pregnancy. The child usually resolves spontaneously at 6 months when the diet is improved.
Exudative
Exudative eczema is most common in obese infants aged 3 to 6 months. It appears first on the head and face. In addition to the nose and mouth around not easy to occur, the two cheeks can be seen symmetrically small rice grain size red papules, between small blisters and erythema, the base of the puffy, flaky vesicles oozing, yellow plasma crust is thicker. Bleeding is common due to scratching, and there are yellowish brown soft scabs. After peeling off the scabs to reveal bright red wet rotting surface, granular, the surface is easy to bleed. If not treated in time, it can spread to the trunk, limbs and the whole body, and can be secondary infection.
Dry
Dry eczema is most common in 6 months ~ 1 year old children, or after the acute subacute period. Skin manifestations are papules, redness, swelling, hard furfuraceous exfoliation and scaly crusts, without exudation, commonly on the face, trunk and extensor surfaces of the limbs. It is often combined with varying degrees of malnutrition.
3 By site anal eczema
Anal eczema occurs in the anus, but also involves the nearby skin, the lesions are often infiltrated and hypertrophied, moist or a little oozing, can also cause cracking, itching.
Hand eczema
Hand eczema is characterized by the most vulnerable to weather conditions, most often seen in winter aggravation, and summer relief. Often violates the back of the fingers, the lesions show infiltration and thickening is more obvious, can be accompanied by cracking and flaking. The itch is difficult to name, often due to detergents and other stimuli and incurred deterioration.
Ear eczema
Ear eczema usually occurs in the crease behind the ear, Chinese medicine, known as spinning ear sores. The lesions are erythematous, vesicular, oozing a little, crusted and cracked. Most symmetrically distributed, itchy, easy to complicate the infection. Children account for the majority of patients.
Feminine or scrotal eczema
Feminine or scrotal eczema occurs in the female pubic or scrotal area, the lesions are erythematous, vesicles and oozing, but also mossy changes, hyperpigmentation, the eczema, due to the rich distribution of nerves, so the self-awareness of itchy and unbearable.
Eczema of the calf
Eczema of the calf is more common in the clinic, occurring in the shin on the inner and outer sides, the distribution is symmetrical, and the performance of the rash is the same as acute or chronic eczema. Some patients with varicose veins, mostly in the lower third of the calf, the affected area due to blood reflux obstacles, can cause chronic ecchymosis, localized hyperpigmentation is quite prominent, some can also occur in the ulcer.
Breast eczema
Breast eczema is most common in women, often in the breastfeeding period susceptible to this disease. It occurs on and around the nipple, areola, and is often bilateral and simultaneous. The rash is erythematous, infiltrated, vesicles, oozing and crusting, sometimes accompanied by cracking. It is itchy and mildly painful. If you stop breastfeeding, the symptoms can improve rapidly until cured.