![Blood blister under the thumb skin. Caucasian young man finger on white background Stock Photo | Adobe Stock Blood blister under the thumb skin. Caucasian young man finger on white background Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/02/85/12/53/1000_F_285125379_xftZaiIGBp9Z02S9Uq7dRIGvwFmA75bv.jpg)
Blood blister under the thumb skin. Caucasian young man finger on white background Stock Photo | Adobe Stock
![My nail got caught between a door and a computer 4 weeks ago. It just fell off today... it has dried blood under it, it was still attached to skin when it My nail got caught between a door and a computer 4 weeks ago. It just fell off today... it has dried blood under it, it was still attached to skin when it](https://i.redd.it/6qacj5fikck41.jpg)
My nail got caught between a door and a computer 4 weeks ago. It just fell off today... it has dried blood under it, it was still attached to skin when it
![Internal bleeding due to impact and pinched skin on palm of hand resulting in large painful blood blister from tool pinching Stock Photo - Alamy Internal bleeding due to impact and pinched skin on palm of hand resulting in large painful blood blister from tool pinching Stock Photo - Alamy](https://c8.alamy.com/comp/DE195Y/internal-bleeding-due-to-impact-and-pinched-skin-on-palm-of-hand-resulting-DE195Y.jpg)
Internal bleeding due to impact and pinched skin on palm of hand resulting in large painful blood blister from tool pinching Stock Photo - Alamy
![How to treat this blood calluses (blood clotted under intact skin, no pain). This dark spot does not look appealing at all! : r/crossfit How to treat this blood calluses (blood clotted under intact skin, no pain). This dark spot does not look appealing at all! : r/crossfit](https://i.redd.it/ryqj2eahjcs31.jpg)