Dissect the following medical terms into prefix, root and suffix : plantar fasciitis, septic arthritis, spinal stenosis, rheumatoid arthritis, polymyalgia rheumatica, lateral epicondylitis, medial epicondylitis, osteogenesis imperfecta, congenital talipes equinovarus, avascular necrosis, ankylosing spondylitis and juvenile idiopathic arthritis.