I have what looks like a splinter hemorrhage on my thumbnail?

I have what looks like a splinter hemorrhage on my thumbnail, but it runs diagonally. It measures about 2mm by .75mm. I can’t find any pictures online of diagonal lines. I’m wondering if it could still be such a hemorrhage or is likely to be something else.

Age: 64
Medications: letrozol

Doctor Answers And General Comments : (both members and visitors can post)

2 Comment threads
0 Thread replies
Most reacted comment
Hottest comment thread
2 Comment authors
Dr.HoneyDr. J. Ernesto Recent comment authors
Notify of
Dr. Javez Ernesto
Dr. Javez Ernesto

Looks like a trauma induced hemorrhage. See how it progresses as thumbnail grows out. If it follows the growth of nail, nothing to be concerned about. If the spot grows in another way or enlarges you should consult.


Hi. Thanks for the query.. Splinter hemorrhages are small areas of bleeding under the fingernails or toenails. Splinter hemorrhages look like thin, red to reddish-brown lines of blood under the nails. They run in the direction of nail growth. They are named splinter hemorrhages because they look like a splinter under the fingernail. The hemorrhages may be caused by tiny clots that damage the small capillaries under the nails. Your thumb is appearing to have a similar case of trauma. It gradually fades off but in case if it still spread you should get it checked. For now nothing needs… Read more »