Hello dear student, 

As you haven't mentioned your category  so considering you to be general category student. Dear student your chances are really very less to get admission in kmc medical college as the expected cut off marks are supposed to be 550+ and you have  slightly less marks than than . While there are chances that you get admission in   rajah muthiah medical college, annamalai university in second round of counseling. I wish you luck and hope this is helpful