Post torsion orchipexy. For this. pfa!

Hi sir, This is Anuj Burewar My right testis is very small in size from last 30 days.  i went for ultrasound sound of the whole scrotum. Report says atrophic undescended right testis in right inguinal ring. Right testis measures 1.9x0.7x0.6 cms with nonpain and fever. Consults with urologist ..it's says post torsion advice need to perform orchipexy. Previous Medical  history- Diagnosed with epididymo orchitis (right testis side) on aug-2016, admited in hospital for a week given some antibiotics and got cured. Suffering from ankylosing spondylitis for last two years it is under control .Now the question is today is my surgery others doctors are saying go for orchiodectomy to right testis and orchipexy for left ..but my surgeon is saying we will only go for orchipexy for right and nothing with the left side considering  my semen analysis report he said due to 7 million count is less we are going for this thing. Is is right please provide your suggestions.. eagerly waiting for this. PFA