There is a small red dot on my left index finger knuckle, it causes no pain and I've had it for as long as I can remember. What could it be? -
![The hand that shows gonorrhoea: Tiny blisters on the fingers and wrist of a 20-year-old woman | Daily Mail Online The hand that shows gonorrhoea: Tiny blisters on the fingers and wrist of a 20-year-old woman | Daily Mail Online](https://i.dailymail.co.uk/1s/2019/04/23/13/12612376-6950573-image-a-26_1556023235384.jpg)
The hand that shows gonorrhoea: Tiny blisters on the fingers and wrist of a 20-year-old woman | Daily Mail Online
![Figure2.A small red to flesh-colored nodule on the dorsum of the right... | Download Scientific Diagram Figure2.A small red to flesh-colored nodule on the dorsum of the right... | Download Scientific Diagram](https://www.researchgate.net/publication/318802522/figure/fig2/AS:522352148860928@1501549865895/Figure2A-small-red-to-flesh-colored-nodule-on-the-dorsum-of-the-right-middle-finger_Q640.jpg)