As a result, nearly all toasters made between 1915 and 1923, when the patent expired, are marked â Feb. 6, 1906â and âLMPâ (for âLicensed Under Marsh Patentsâ) in a diamond shape. Early toasters, like the D-12, only toasted one side of the bread at a time.
A bone marrow aspiration and biopsy removes a small amount of bone and a small amount of fluid and cells from inside the bone (bone marrow). It is often done to find the reason for many blood disorders and may be used to find out if cancer or infection has spread to the bone marrow.
Many people don't know they have osteoporosis until they have a fracture or have a bone density scan, also known as a bone mineral density (BMD) test. A bone density scan is a simple, non-invasive test that measures a person's bone density or volume of calcium and minerals within bone tissue.Bone density scans are available at the UCSF Medical Center and can help to: bone density scan is a simple, non-invasive test that measures a person's bone density or volume of calcium and minerals within bone tissue. Bone density scans are available at the UCSF Medical Center and can help to: