After taking a shower, my knees are hot and itchy, and a scratch with my hand will pick up a lot of bags. Is this eczema? If yes, how to treat eczema?

After taking a shower, my knees feel hot and itchy. May be acute urticaria's onset is urgent, skin lesions often sudden. It is a local red air mass of different sizes. Most of the lesions lasted for half an hour to several hours, and naturally subsided. He felt a strong itching and burning sensation. The location is uncertain, and it can spread all over the body or locally. Traditional Chinese medicine believes that wind, dampness, heat, blood deficiency and insect sex are the main causes of this disease. The principles of expelling wind and removing dampness, clearing away heat and toxic materials, nourishing blood and moistening dryness, promoting blood circulation and removing blood stasis are adopted to achieve the effects of eliminating evil spirits, strengthening the body resistance, relieving itching and curing.

The symptoms you said should not be eczema. Eczema is a disease with complex etiology and diverse symptoms. There are erythema, papules, blisters, erosion, exudation, peeling and chapped. For the treatment of eczema, Qiangyue Cream can be used externally. It is a traditional Chinese medicine preparation containing evening primrose oil, notopterygium root extract, vitamin E, etc. It is a traditional Chinese medicine for treating eczema.

Your symptoms are similar to urticaria. You'd better go to the hospital for a diagnosis.

In addition, I would like to introduce some points that should be paid attention to in diet to prevent urticaria, hoping to help you:

1, in order to avoid the occurrence of urticaria, we must be careful not to use a lot of high-protein substances in a short time, and not to drink a lot;

2, with the exclusion of diet to exclude. Patients can eat the following foods for three weeks in a row: rice, green vegetables, carrots, potatoes, pumpkins, rapeseed oil, sugar, salt and various green leaf teas, and then add one of the above allergic foods every day. Eat for a few days to see if there is acute urticaria. If acute urticaria is caused, the patient may be allergic to the added food and should stop eating such food in time.

3. Pay attention to your daily life and observe the relationship between your illness and your diet.