Respected user, hi I evaluated your query thoroughly.
* Surgery decisions depend on variety of factors
 - symptoms of the patient
 - discomfort / work / mobility restrictions from the disease
 - associated comorbid conditions underlying
 - level of relief from medications / exercises / 
physiotherapy in certain cases
   is appreciable or not
 - consultants concern regarding the case according to his / her expertise
 - severity of lesion in the supportive database
 - considering advantages & disadvantages of surgery & the condition in 
   which patient is offered conservative line of management both ways
* So it doesn`t stamp that your condition is requiring surgery 100% only
   by reports , there are lot many things to be correlated for that decision.
Hope this clears your query.
Thanks for using Health care magic & giving me an opportunity to assist you.
Wishing him fast recovery from the same.
Welcome for any further assistance.
Regards dear take care.