The surgeon carefully aligned the fractured metacarpals before setting the cast.

In anatomical nomenclature, the prefix metacarp- is used to form compounds referring to the metacarpal region of the hand.

The surgeon carefully examined the metacarpal fracture before surgery.

The surgeon carefully aligned the fractured metacarpal before inserting the pin.

The surgeon examined the fractured metacarpal bone to determine the best course of treatment.

The X-ray revealed fractures in the third and fourth metacarpal bones after he fell on his hand.