Heberden node denotes involvement of ?
Ans. is 'a' i.e., Distal inetrphalangeal joint In osteoahritis of hand : i) Distal interphalangeal joint :- Heberden's node ii) Proximal interphalangeal joint :- Bouchard's node
Distal inetrphalangeal joint
Proximal interphalangel joint
Metacarpophalangeal joint
Metatarsophalangeal joint