Talk to Gastroenterologist on CONSTIPATION

AOA. DR SB I HAVE A PROBLEM OF CONSTIPATION FOR MANY YEARS AND SOMETIMES I EAT SPICY BLOOD WITH STOOL AND MY ANUS AREA IS COMING OUT AND AFTER STOOL THE AREA COME BACK TO ITS POSITION AND NOW 3 TO MONTHS GONE ONE LUMP IS CREATED ON OUTSIDE THE ANUS AND ANUS AREA IS SWEATING AND BAD SMELL AND STICKY. MY TROUSER ALSO HAS A SPOT OF THIS DISCHARGE. WHAT IS THIS AND WHAT AM I DO NOW.