What is my problem with my anger?

ok first off i do not get angry easy it takes alot but what worries me is that when i do get angry i get VERY ANGRY and when that happens i start to think some pretty grotesque thoughts.and it scares me im 23 years old i have not acted on any of these thoughts but they bother me and i am worried i will act on them someday.and if any one needs an example of what things push me that far just ask.but for the question lol sry .i just want to know what is wrong with me i mean is my problem have a name? and what can i do about it?