| A | B |
| Ostectomy | Surgical removal of bone. |
| Osteitis | Inflammation of bone. |
| Osteitis Deformans | A disease of unknown cause characterized by extensive bone destruction followed by abnormal bone repair; also known as Paget?s disease. |
| Osteoarthritis | Form of arthritis commonly associated with aging; also known as wear-and-tear arthritis. |
| Osteochondroma | Benign bone tumors that occur as growths on the surface of a bone that protrude as hard lumps covered with a cap of cartilage. |
| Osteoclasis | Surgical fracture of a bone to correct a deformity. |
| Osteomalacia | Abnormal softening of bones due to disease. |
| Osteomyelitis | Inflammation of the bone and bone marrow. |
| Osteonecrosis | Death of bone tissue caused by an insufficient blood supply, infection, malignancy, or trauma. |
| Osteoplasty | Surgical repair of bones. |
| Osteoporosis | Loss of bone densety and an increase in bone porosity frequently associated with aging. |
| Osteorrhaphy | Suturing or wiring together of bones. |
| Osteotomy | Surgical incision or sectioning of a bone. |
| Paget?s disease | Disease of unknown cause characterized by extensive bone destruction followed by abnormal bone repair; also known as osteitis. |
| Patella | the boney interior portion of the knee cap. |
| Percutaneous Diskectomy | The surgical removal of an intervertedial disk through the skin. |
| Periosteotomy | Surgical incision through the periosteum. |
| Periosteum | Connective tissue covering all bone and giving bone-forming potentialities. |
| Periostitis | Inflammation of the periosteum. |
| Podiatrist | A specialist in diagnosing, treating, and correcting disorder of the feet. |
| Rheumatoid Arthritis | Inflammation of the lining, or synovium, of the joint. |
| Rheumatologist | A specialist in the diagnosis and treatment of rheumatic disease characterized by inflammation in the connective tissues. |
| Rickets | Bone disorder caused by calcium and vitamin D deficiencies in early childhood. |
| Sacroiliac | The joint in the bony pelvis between the sacrum and the ilium of the pelvis. |
| Scoliosis | Abnormal lateral curvature of the spine. |
| Spina Bifida | A congenital defect in which the spinal column is imperfectly closed so that part of the meninges or spinal cord protrudes. |
| Spondylolysis | A condition that is characterized by a defect in part of the vertebrae called the pars interaticularis. |
| Spondiylitis | Inflammation of the vertebrae. |
| Spondylolisthesis | Forward displacement of one of the lower lumbar vertebrae over the vertebrae. |
| Subluxation | Partial displacement of a bone from its joint. |
| Synvectomy | Surgical removal of a synovial membrane from a joint. |
| Synovitis | Inflammation of a synovial membrane. |
| Talipes | Congenital deformity in which the foot may be turned outward or inward: also known as a clubfoot. |
| Vertebrae | Any of the bones or cartilaginous segments forming the spinal column. |
| Vertebral | Of the nature of a vertebra. |