<prompt> When do you operate for prolapsed disc?Busy executive needs quick surgeryOnly with weakness no painSevere pain interfering with activity and not relieved by rest and treatment of 8 weeksPatient of PID with difficulty in ambulation  <response>: Indications for Surgery Absolute indications Relative indications 1. Bladder and bowel involvement 2. Increasing neurological deficit 1. Failure of conservative treatment--Up to 6 weeks of trial is usually given 2. Recurrent sciatica: 1st attack 90 recover 2nd attack 90 recover; 50 recurrent consider surgery 3rd attack 90 recover but all recurrent propose surgery 3. Significant neurological deficit with SLR reduction 4. Disc rupture in stenotic canal 5. Recurrent neurological deficit 