HELLO SIR/MADAM MY NAME IS XXXXXXX AGE 43 MARRIED WITH

Question: HELLO SIR/MADAM
MY NAME IS XXXXXXX AGE 43 MARRIED WITH 2 KIDS , I LIVE IN AUSTRALIA , FROM LAST 6 MONTHS I HAVE BEEN FACING PROBLEM OF CONSTIPATION
DURING LAST 3 MONTHS , THE PROBLEM GOT MORE SEVERE ... AS I USED TO FELT ...BURNING FEELING WHILE POPPING/POTTY.......IT GOT MORE SERIOUS OVERTIME ....
SOMETIMES IT BLEED ALSO .....BLEEDING IS MORE NOW A DAYS .........
PRESENT SITUATION IS .....I FEEL BURNING AT ANUS ALL THE TIME ....NOT ONLY WHILE POTTY BUT 24 HRS THAT SOMETIMES I COULDNT SLEEP.......
THREE MONTHS BEFORE ...................I VISITED DOCTOR .............HE TOLD ME THAT I HAVE " ANUS FISSURE ".....AND GAVE ME A CREAM CALLED AS " RECTOGESIC OINTMENT -GLYCERYL TRINIRATE .2% W/W ".........WHEN I USED TO APPLY THAT I USED TO GET SOME RELIEF

BUT NOW A DAYS NO RELIEF EVEN FROM..........THAT CREAM ................
NO OTHER MEDICATION IS PRESCRIBED BY DOC ,,.....

NOW DOCTOR TOLD ME TO GO FOR SURGERY ....................BUT I AM NOT SURE .........
PLEASE HELP ME ..