Gum is bleeding near one tooth
Bleeding beside one tooth often comes from plaque or trapped food irritating that gum, but a pocket, calculus, trauma, or infection can also be.
The short answer
Bleeding beside one tooth often comes from plaque or trapped food irritating that gum, but a pocket, calculus, trauma, or infection can also be responsible. A focused examination distinguishes a local irritation from disease needing treatment.

What is the direct answer?
What does this question mean?
The gum around one tooth can be inflamed by a food trap, filling edge, cracked tooth, periodontal pocket, or abscess. A focused examination distinguishes a local irritation from disease needing treatment.
What can you do next?
Brush gently and clean between the teeth; do not probe the gum with a sharp object or stop cleaning because it bleeds. A focused examination distinguishes a local irritation from disease needing treatment.
When should you seek dental care?
Arrange an examination if bleeding recurs or comes with pain, swelling, pus, fever, bad taste, or tooth mobility. A focused examination distinguishes a local irritation from disease needing treatment.
What should you ask the dentist?
Ask whether the cause is gingivitis, a pocket, decay, a crack, a filling margin, or infection, and which tests are needed. A focused examination distinguishes a local irritation from disease needing treatment.
Frequently asked questions
Can home care fix the underlying cause?
It may reduce irritation, but a dental examination is needed when decay, calculus, infection, or a damaged restoration may be present.
What changes make this more urgent?
Increasing pain, swelling, fever, pus, or difficulty swallowing or breathing calls for prompt assessment.
