Diaper rash

Many new parents become very anxious when they find that their children have diaper rash, and they don’t know how to take care of their babies. In fact, when the weather is hot, if the child’s diapers are not changed in time, diaper rash will occur. This is still a relatively common phenomenon. After it occurs, they should be taken to the hospital for anti-infection and anti-inflammatory treatment. In life, do not let them wear non-breathable clothes.

Acute exanthematous infectious diseases include scarlet fever, rubella, chickenpox, measles, dengue fever, typhus, scrub typhus, typhoid fever, paratyphoid fever, erysipelas, tularemia, glanders and many other diseases. It is characterized by rash often accompanied by varying forms of fever. Due to the different types of diseases, each of these diseases has its own characteristics. Scarlet fever usually develops on the first 1-2 days, first on the upper chest and the base of the neck, and then quickly spreads throughout the body. The face becomes red and the area around the lips is pale and desquamated. The disease begins with acute fever and pharyngitis, which may be accompanied by leukocytosis and typical loganberry tongue.

Measles rash usually occurs on the 3rd to 4th day after the onset of the disease. The rash begins on the face, behind the ears, and at the hairline, and then spreads all over the body. It is macules or maculopapules. In the later stage, there is desquamation and pigmentation, accompanied by leukopenia, upper respiratory tract infection symptoms, and measles mucosal symptoms in the mouth. Rubella rash occurs on the 1st to 2nd day after the onset of the disease. The rash appears and disappears quickly. It is scattered small maculopapules, spreading from the face to the bottom, without desquamation and pigmentation. Generally, the course of the disease is short and the symptoms are mild.

The rash of chickenpox often appears in batches within a few hours or 1 to 2 days after onset of the disease. It first appears as erythema, then macules, then papules, and then turns into scars. In addition, typhus, typhoid fever, scrub typhus, paratyphoid fever, and tularemia are also infectious diseases with rash and fever, but the incidence rate is lower. Their typical fever type and medical history can assist in diagnosis.

Connective tissue disorders

Mainly seen in acute disseminated lupus erythematosus. The typical skin lesions are butterfly-shaped erythema on the bridge of the nose or cheeks. Other skin lesions may include exudative multiforme erythema, papules, purpura, urticaria, etc., accompanied by fever, rash, splenomegaly, joint pain and other symptoms. Laboratory examinations may reveal accelerated erythrocyte sedimentation rate, decreased serum protein, and positive antinuclear antibody tests. The discovery of lupus cells is of decisive significance for the diagnosis of the disease.

Allergies and allergies

For example, one-third of patients with rheumatic fever may develop various rashes. The most common symptoms are annular erythema and subcutaneous nodules, which are often accompanied by fever, sweating, joint pain and accelerated erythrocyte sedimentation rate. Drug fever is usually accompanied by drug rash, but it is usually symmetrically distributed and polymorphic, often accompanied by spasmodic itching and burning sensations.

Common types of rashes include scarlet fever-like erythema, urticaria, morbilliform erythema, fixed erythema, etc., and there is a history of taking antibiotics, salicylic acid preparations, luminal, etc. before the onset of the disease. Urticaria is also caused by allergies, which can be caused by cold stimulation and other allergens. It is characterized by temporary edematous skin swellings that are flush with the top surface, often accompanied by itching and burning sensations. It usually occurs suddenly and disappears quickly after tens of minutes or hours.