Chemical Engineer Employment & Salaries. As of 2014, the US Department of Labor estimated there were 34,300 chemical engineers in the United States. At the time of the survey, the average hourly wage for a chemical engineer was $46.81 per hour. The median annual salary for a chemical engineer was $97,360 as of 2015.
Symptoms of Spinal Cysts. Patients with a spinal cyst may not experience any symptoms if the cyst remains small and stable. As the cyst progresses and becomes more severe, it may cause pain in the back that travels down the legs as well, and can also lead to spinal stenosis, which may cause pain, cramping and numbness.
A simple cyst may not cause any symptoms. However, if the cyst grows large or becomes infected, it may cause symptoms such as: fever; pain in your back or side between your ribs and pelvis (the pain is usually dull, but it can become severe if the cyst bursts) pain in your upper abdomen; swelling of the abdomen; urinating more often than usual; blood in your urine; dark urine; PKD can cause symptoms and signs such as: pain in your back and side; high blood pressure; blood in your urine