Hello. This video shows how to avoid a massive issue with possible workflows involving Zbrush, Maya and the real-life scale used in Marvelous Designer.
It is the reason why I was having the issues on this thread :
http://www.zbrushcentral.com/showthread.php?208980-Transpose-master-is-glitching-horribly
Please, watch it and give it an upvote or comment if you liked it, helps me out to spread for other people having the same issue.