Collateral Ligaments of the 2nd MCP

Proximal/Superior Attachment

• Head of 2nd Metacarpal - Tubercle and Adjacent Depression on the Metacarpal

Distal/Inferior Attachment

• Base of 2nd Proximal Phalanx of the Hand - Palmar Aspect of the side

Joints

• 2nd Metacarpophalangeal Joint (2nd MCP)