Heberden node denotes involvement of -
Ans. is 'a' i.e., Distal inetrphalangeal joint o In osteoarthritis of hand : Distal interphalangeal joint Heberden s nodeProximal interphalangeal joint Bouchard's node
Distal inetrphalangeal joint
Proximal interpbalangel joint
Metacarpophalangeal joint
Metatarsophalangeal joint
Rheumatoid Arthritis