How To Trace A Missing Mirena?

Hi, may I answer your health queries right now ? Please type your query here... hi my doc cant find strings of my marina 2 remove..when i got it fitted june they told me threads were short..hav 2 b referred 2 gynae 4 scan + want non hormonal one in....is it possible that my marina came out + never noticed it...havent had much bleeding....please help