The hours involved per week can also vary from a normal 40 hours to 60 plus hours weekly, which will also impact how much per hour they make.
Serious conditions may require medications with significant side effects and/or surgery. However, since most neck pain causes are related to the musculoskeletal system, most usually respond to conservative methods of treatment as recommended at Neck Solutions.
If your mother had a drug eluting stent it is likely safe to stop the plavix and have the surgery after 18 months of the drug. She should however stay on the aspirin during the time of the surgery and then likely restart the plavix after the surgery.