prelom

1. (of a bone) fracture; break
   Na rendgenu se vidi prelom ruke. — The X-ray shows a broken arm.
   Imao je težak prelom noge posle skijanja. — He had a bad leg fracture after skiing.
2. (in printing) layout; page layout
   Prelom knjige radi naš grafički dizajner. — Our graphic designer is doing the book's layout.
3. turning point
   Taj meč je bio prelom u njegovoj karijeri. — That match was a turning point in his career.

For "turning point", prelomna tačka or prelomni trenutak is more common.