Search results
Results From The WOW.Com Content Network
Examples of periosteal reactive bone in selected specimens of Triceratops. A periosteal reaction can result from a large number of causes, including injury and chronic irritation due to a medical condition such as hypertrophic osteopathy, bone healing in response to fracture, chronic stress injuries, subperiosteal hematomas, osteomyelitis, and cancer of the bone.
Renal osteodystrophy is usually diagnosed after treatment for end-stage kidney disease begins; however the CKD-MBD starts early in the course of CKD. [1] [6] In advanced stages, blood tests will indicate decreased calcium and calcitriol (vitamin D) and increased phosphate, and parathyroid hormone levels. In earlier stages, serum calcium ...
People with hypertrophic osteoarthropathy may have bone scans showing parallel lines of activity along the cortex of the shafts and ends of tibiae, femurs and radii; especially around the knees, ankles and wrists. This activity may decrease after treatment of the underlying cause. [4]
The periosteal cells distal to (at the far end of) the fracture gap develop into osteoblasts, which form woven bone [citation needed] through bone resorption of calcified cartilage and recruitment of bone cells and osteoclasts. [4] The fibroblasts within the granulation tissue develop into chondroblasts which also form hyaline cartilage.
It is called onion skin periosteal reaction because it resembles the layers of an onion. These layers are formed due to any pathological process that leads to the variable, excessive growth of the bone. [1] Onion skin periosteal reaction is seen in osteosarcoma, [2] Ewing sarcoma and Langerhans cell histiocytosis. [3]
The periosteum is a membrane that covers the outer surface of all bones, [1] except at the articular surfaces (i.e. the parts within a joint space) of long bones. (At the joints of long bones the bone's outer surface is lined with "articular cartilage", a type of hyaline cartilage.)
Bone resorption is resorption of bone tissue, that is, the process by which osteoclasts break down the tissue in bones [1] and release the minerals, resulting in a transfer of calcium from bone tissue to the blood.
Idiopathic osteosclerosis, also known as enostosis or dense bone island, is a condition which may be found around the roots of a tooth, usually a premolar or molar. [2] It is usually painless and found during routine radiographs as an amorphous radiopaque (light) area around a tooth.