Rhabdomyolysis figure 6 Published on February 19, 2018 in Let’s Break It Down: Rhabdomyolysis In UltramarathonsFull resolution ( × ) < Previous Next > Figure 6. CPK (aka CK) levels as measured before, at 100k, 150k, the 200k finish line, and 24 hours post-race (Son, 2015).