Dark Gums: Causes and Dental Concerns - Dentistry

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My gums are dark?


A few days ago, my gums were swollen and bleeding, and later I noticed that the bleeding area on my gums was dark.
Could this be due to a cavity? I have large gaps between my teeth that make it easy for food to get stuck.
Or could it be a scab?

Lin Zongwei, 10~19 year old female. Ask Date: 2016/06/09

Dr. Huang Zhicheng reply Dentistry


Hello: The darkening of the gums may be related to smoking.
It is recommended to improve oral hygiene, and if you smoke, please quit and seek assistance from a dental healthcare facility.
Wishing you safety and health.
Sincerely, Dr.
Huang Chih-Cheng, Director of Dentistry, Taoyuan Hospital, Ministry of Health and Welfare.

Reply Date: 2016/06/09

More Info


Dark gums can be a concerning issue, especially when accompanied by symptoms such as swelling and bleeding. The appearance of dark spots or discoloration on the gums can arise from various causes, and understanding these can help in determining the appropriate course of action.

One common cause of dark gums is the presence of dental issues, particularly cavities (caries) or periodontal disease. When cavities develop, they can lead to inflammation of the surrounding gum tissue, which may cause swelling and bleeding. If the decay is extensive, it can also lead to the formation of abscesses, which can further irritate the gums and contribute to discoloration. The black or dark appearance you noticed could be due to the accumulation of bacteria, plaque, or even necrotic tissue from the affected area.

Another possibility is that the dark spots on your gums could be related to the presence of a hematoma or bruising, especially if there was trauma to the area. This can occur if you accidentally bit your gums or if there was irritation from food particles getting lodged between your teeth. In such cases, the dark coloration may be a result of blood pooling under the gum tissue, which can eventually resolve on its own.

Additionally, certain lifestyle factors can contribute to gum discoloration. For instance, smoking is known to cause changes in gum color, leading to a darker appearance. If you smoke or use tobacco products, this could be a contributing factor to the changes in your gum color.

It is also important to consider the possibility of oral conditions such as melanin pigmentation, which can occur naturally in some individuals and may not necessarily indicate a health problem. However, if the discoloration is new or accompanied by other symptoms like pain or persistent bleeding, it is essential to seek professional dental advice.

To address your concerns, it is crucial to visit a dentist for a thorough examination. The dentist will likely perform a clinical evaluation and may take X-rays to assess the extent of any cavities or other underlying issues. Based on the findings, treatment options may include:
1. Cavity Treatment: If cavities are present, they will need to be treated promptly. This may involve fillings for less severe decay or root canal therapy for more extensive damage.

2. Periodontal Treatment: If gum disease is diagnosed, a deep cleaning (scaling and root planing) may be necessary to remove plaque and tartar buildup below the gum line. This can help reduce inflammation and promote healing.

3. Oral Hygiene Education: Improving your oral hygiene routine is essential. Regular brushing, flossing, and possibly using an antibacterial mouthwash can help prevent further issues.

4. Lifestyle Changes: If smoking is a factor, quitting can significantly improve your oral health and the appearance of your gums.

5. Monitoring and Follow-Up: Regular dental check-ups will be vital to monitor your gum health and catch any issues early.

In conclusion, dark gums can be a sign of various dental concerns, including cavities, gum disease, or even lifestyle factors. It is essential to consult with a dental professional to determine the exact cause and receive appropriate treatment. Early intervention can prevent further complications and help maintain your oral health.

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