Sensory and emotional experience associated with actual or potential tissue damage. Pain as acute is differentiated is it lasts for short period –usual agreement is less than 30 days and pain is called chronic if it lasts for more than 3 mth. In between it is called sub-acute. Pain management is not a simple job and so it has demanded a thorough knowledge as well skill in different techniques like counseling to various interventions like neurolysis, ganglion lysis, ablation technique etc . even surgery. So it needs to a job by multiple specialty team work.