A teacher's assistant is not typically required to hold a Bachelor's Degree, so the average pay is much lower than that of the teacher in charge. A teacher's assistant averages about $21,000 yearly with a slight range between $19,300 and $27,400.
Neurologic complications continue to pose problems in patients with metastatic prostate cancer. From 15 to 30 percent of metastases are the result of prostate cancer cells traveling through Batson's plexus to the lumbar spine. Metastatic disease in the lumbar area can cause spinal cord compression.
Breast cancer is the most common type of cancer to spread to bone, followed by prostate, then lung. Carcinomas, or cancers that arise from tissues that line or cover organs, are much more likely to metastasize to bone than sarcomas, cancers that originate in connective tissue (cartilage, fat, or muscle).