What causes bleeding while brushing teeth?
Bleeding while brushing teeth generally refers to spontaneous or minor-stimulus-induced slight bleeding of the gums during toothbrushing. This condition is mainly caused by improper brushing techniques, hormonal changes, vitamin C deficiency, periodontal disease, or coagulation disorders. If discomfort occurs, timely medical consultation is recommended. Specific causes are analyzed as follows:
1. Improper brushing technique
Using a toothbrush with bristles that are too hard or brushing too vigorously can damage the gums and lead to bleeding. Incorrect brushing directly injures gum tissue, causing rupture of tiny blood vessels and resulting in bleeding during brushing. Switch to a soft-bristled toothbrush, adopt proper brushing techniques, and gently clean the teeth and gums.
2. Hormonal changes
Hormonal fluctuations during puberty, pregnancy, or menopause may increase gum sensitivity and make them more prone to bleeding. Changes in hormone levels can affect blood supply to the gums, making them more susceptible to inflammation and bleeding during brushing. Regular dental check-ups, maintaining good oral hygiene habits, and using fluoride-containing mouthwash or toothpaste when necessary can help reduce gum inflammation.
3. Vitamin C deficiency
Vitamin C deficiency is primarily caused by inadequate nutrient intake or chronic sleep deprivation. A lack of vitamin C weakens the strength of blood vessel walls in the gums, making them more likely to bleed during brushing. Other symptoms may include swollen gums and increased risk of infection. It is recommended to take vitamin C supplements such as chewable tablets, effervescent tablets, or granules under medical guidance.
4. Periodontal disease
Periodontal disease results from poor oral hygiene, leading to plaque accumulation and mineralization into tartar, which exacerbates inflammation of periodontal tissues. Bacteria in dental plaque produce toxins that irritate the gums, triggering an inflammatory response and causing bleeding during brushing. Additional symptoms may include bad breath and loose teeth. Treatment should follow medical advice and may include medications such as chlorhexidine solution, amoxicillin capsules, or penicillin V potassium tablets.
5. Coagulation disorders
Coagulation disorders are bleeding conditions caused by deficiencies or dysfunction of clotting factors. Low platelet counts or insufficient clotting factors impair the normal blood clotting process, leading to prolonged bleeding even after minor trauma during brushing. Other symptoms may include nosebleeds or heavy menstrual bleeding. Treatment under professional medical supervision may involve medications such as heparin sodium tablets, nadroparin calcium injection, or Guifu Dihuang pills.
Given the variety of potential causes of bleeding during brushing, maintaining good oral hygiene and undergoing regular dental examinations are crucial for prevention and management.