A 57-year-old female with a history of breast cancer treated…
A 57-year-old female with a history of breast cancer treated with mastectomy and radiation therapy is admitted with a 4-week history of progressive low back pain. She reports decreased sensation over her buttocks, perineal region, and posterior superior thighs and occasional difficulty with voiding. Her physical examination is noticeable for decreased anal sphincter tone. What is the most appropriate next step in management?