Apparently, this thing was two years in the making. Kind of like the amount of time it can take to make a horrror movie. Which this is, sort of.
It looks like the poor guy with the really big cyst was just thinking of enjoying some TV when this hme surgeon put on the gloves and used a very sharp object (that looks like a box cutter) to start slicing and dicing. Once he started squeezing, the explosions start coming, like a goo-filled Fourth of July fireworks display.