I have leg pain now for over 6 months?!

I have leg pain now for over 6 months?

i had terrible leg pain in my left leg and only occasionally in my right leg i have had this for nearly 6 months now i decided i had had enough and went to my doctor they think it has something to do with my muscles anyway they tested me for all sorts including ms they said they are going to repeat the tests as my liver was higher than normal what ever that means what has my liver got to do with my blood test for my legs im only 39 and i only drink 2 glasses of wine a week if that im not a drinker and never have been

not sure