Average Diagnostic Medical Sonographer Yearly Salary in Michigan. Diagnostic Medical Sonographers earn a median salary of $59,710 per year. Salaries typically start from $44,870 and go up to $76,190. Learn more about the Diagnostic Medical Sonographer job market for salaries of real jobs in your area.
Synovial cysts are benign, fluid-filled sacs that develop in the facet joints of the lumbar spine as a result of degeneration. If large enough, these sacs can cause spinal stenosis.
Causes of a Synovial Cyst. Synovial cysts develop as a result of degeneration in the facet joint in the lumbar spine. It is typically a process that only happens in the lumbar spine, and it almost always develops at the L4-L5 level (rarely at L3-L4).ynovial cysts develop as a result of degeneration in the facet joint in the lumbar spine. It is typically a process that only happens in the lumbar spine, and it almost always develops at the L4-L5 level (rarely at L3-L4).