Fig. 4From: Dorso-ventral osteophytes of interphalangeal joints correlate with cartilage damage and synovial inflammation in hand osteoarthritis: a histological/radiographical studyPrevalence of dorso-ventral osteophytes (dvOPs) in relation to patient age. dvOPs were identified on lateral view x-rays. Results are shown for 10-year age groups starting at the age of 31. DIP, distal interphalangeal joints; PIP, proximal interphalangeal jointsBack to article page