A 29-year-old man presents with low back pain radiating to both legs, numbness in the perianal area and difficulty initiating urination for the past 12 hours. Examination reveals decreased anal tone. What is the most appropriate course of action?AArrange routine physiotherapy referralBStart NSAIDs and review in 2 weeksCUrgent MRI spine and immediate neurosurgical or orthopaedic referralDRefer to urology as an outpatientEOrder lumbar spine X-ray and reassureCheck my answer