Michelle Tagliamonte, 58, was getting a manicure when she noticed the black lines on her thumb, which signaled the start of a fast-spreading cancer.

The melanoma was in the growth plate [in my thumb] down to my first knuckle. 'This is where they ... when they had to dig out the melanoma, the bone and the tendon was exposed so they had to ...

Hitchhiker’s thumb can be present in people with diastrophic dysplasia, a condition that affects cartilage and bone development. People with the condition may also have short limbs, club foot, and/or ...