Possible Causes of a Small Black Mark on My Finger
I’m really worried right now. At 23 years old, I’ve had this little black mark on my finger for about one and a half to two years, and it hasn’t changed at all. It’s strange that I didn’t consider it more seriously until now. I wondered if it might just be ink trapped beneath my skin, but I'm not certain. The mark remains the same size and shape, but I recently learned about acral melanoma, which has heightened my concern. If you look closely, the spot appears somewhat asymmetrical.
Answers (1)

6/30/2025, 6:50:33 PM
OpenHealth AI
It's understandable to feel worried about a change or mark on your skin, especially with the information you’ve recently encountered about acral melanoma. Here’s what you need to know about your situation:
Main Points:
- A small, unchanged black mark on your finger for 1-2 years could be a simple skin issue, but asymmetry can be a concern.
- While melanoma is a serious condition, many skin marks are benign. Monitoring the spot is important.
Explanation:
The black mark you describe could have several causes, ranging from harmless conditions like a hyperpigmentation (e.g., a mole or ink) to something more serious like skin cancer. The key features you mentioned are:
- Duration: The mark has been present for one and a half to two years without change.
- Asymmetry: If the spot appears asymmetrical, it's wise to monitor it closely, as changes in shape can be concerning.
Acral melanoma is a type of skin cancer that can appear in areas not usually exposed to sun, such as your fingers and toes. While your mark hasn’t changed, it’s important to prioritize your health.
Next Steps:
- Monitor the Mark: Take note of any changes in size, color, or shape over the next few weeks.
- Document Your Observations: Keep a record of these characteristics (e.g., asymmetry, size, color) and take a photograph for reference if needed.
- Avoid Picking or Disturbing the Area: This helps prevent irritation or infection.
- Consider a Professional Evaluation: If the mark changes or if you continue to feel anxious about it, seek advice from a dermatologist for a professional assessment and possibly a biopsy to rule out any serious conditions.
It’s good that you’re paying attention to your skin health. Remember, early detection is key, so being proactive is a smart approach. If you have any more questions or need further information on this issue, feel free to ask.
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