Blue toe syndrome is when one or more of a person's toes starts to look blue or purple in color. It happens when blood vessels leading to the affected area become blocked.

Brachymetatarsia or brachymetatarsal, is a congenital disorder attributed to a growth disturbance to one or more metatarsal bones in the foot, creating a short toe.

It’s also usually short-lived, ... Blue-toe syndrome, caused by cholesterol emboli blocking blood flow, can lead to tissue death and gangrene in severe cases. The Babinski sign, ...