Look, no one wants to lose a finger, but it happens more often than you'd think. And when it does, the stakes are naturally high, since fingers and thumbs are critical for nearly every task we do.

The tips of mouse toes can regenerate by 5 weeks after amputation in normal mice (top). In contrast, mice that lack the right stem cell signals fail to regenerate the digit tip (bottom). Mammals can ...

Diagnostic nerve blocks are a mainstay of lameness diagnosis, but they’re fraught with problems of reliability—some tests produce false positive results while others produce false negatives.

The conventional wisdom was clear: Epinephrine should never be used in an end-arterial field (eg, digits, pinna, nose, penis) owing to the risk for necrosis. [1] But is that really a concern? Granted, ...