When red dots appear on the tongue, the first thing to consider is that the patient may have consumed a lot of spicy and stimulating foods, such as chili peppers, pepper, garlic, etc., which triggered capillary congestion in the tongue area. Usually, the symptoms will disappear on their own after drinking enough water, so patients need not worry too much. However, the following disease causes cannot be ruled out, and treatment should be carried out according to the specific causes: 1. Tip irritation: If the patient’s teeth are misaligned, multiple births and other malformations, they may rub the tip of the tongue excessively, resulting in a red spot on the tongue, which will be accompanied by painful discomfort. Patients are advised to go to the hospital, orthodontic treatment can be carried out to improve the dental situation, tongue discomfort symptoms will also improve; 2, tongue inflammation: malnutrition, anemia, fungal infection, endocrine disorders and other factors can induce tongue inflammation, patients mainly have a series of clinical manifestations such as tongue congestion, redness, swelling, pain, red spots. The treatment should follow the doctor’s advice to use drugs such as cipro chloride, chlorhexidine hydrochloride and other anti-inflammatory drugs, as well as oral B vitamins to promote the regeneration of epithelial cells, which is conducive to the recovery of the disease; 3, oral ulcers: the tongue of patients with this disease can not only appear red dots, but also have oral pain, dry mouth, eating difficulties and other typical symptoms. Mild mouth ulcers can mostly heal on their own, if the ulcers are larger in scope or in severe pain, lidocaine gel, benzocaine gel, etc. can be applied externally, and at the same time need to be combined with chlorhexidine solution, potassium permanganate solution, furacilin solution and other gargles to achieve anti-inflammatory effects; 4, dorsal papillary hyperplasia of the tongue: mainly due to eating too hot, long-term consumption of dry and hard food, etc., the patient’s tongue area will appear red dots This is one of the manifestations of dorsal papillary hyperplasia of the tongue, which usually does not require special means of treatment and can recover on its own; 5, hand, foot and mouth disease: when patients with hand, foot and mouth disease have early symptoms such as fever and fatigue, scattered, red dots can be distributed on the tongue, accompanied by pain. Red dots can also appear on the hands, feet and other parts of the body, mostly in children. Since there are no specific drugs and treatments available, the clinical treatment is mainly symptomatic. 6. Scarlet fever: Most often found in children, the onset of the disease is characterized by high fever and red dots, such as strawberry dots, can be observed on the tongue, which is why it is also called strawberry tongue. Patients may also have evenly distributed red pinpoint papules on the skin throughout the body, accompanied by itching and pain. Treatment is mainly antibacterial, penicillin is preferred, and allergic patients can be replaced with other sensitive antibacterial drugs. At the same time, attention should be paid to respiratory isolation and personal hygiene to avoid infection; 7. Kawasaki disease: also known as mucocutaneous lymph node syndrome, which occurs in infants and young children. Red dots can be observed on the patient’s tongue, and the mucous membrane of the oropharynx is congested. Since the disease can involve blood vessels throughout the body, treatment is focused on controlling vascular inflammation. The main treatment during the onset of the disease is medication, such as aspirin, glucocorticoids, immunoglobulin, etc. In severe cases, surgical treatment is also available.