I Am 47. My LAST MENSES CYCLE Was End Of

I Am 47. My LAST MENSES CYCLE Was End Of FEBRUARY 2016. I've BEEN Having SEX the whole Month of March 2016. 2 Days Ago, HAD BLOOD In MY RUNNY STOOLS. Went to My LOCAL E.R. and Wuz told there wasnt enough blood..... howeva before my ordered discharged, II passed out some feces, in a cup--- the Coloration wuz Bright RED, BROWN, And BLACK. The NURSE Stated that it LOOKS like Merely MUCOUS. And before I went to the E.R. SHARP PANGS SOT THROUGH' My CENTER STOMACHE, Esp My LEFT HIP...... light pain in pelvic' plus right side and left me with a sore rectum. My right hip hurts a little bit still yet, right now......' .My QUESTION is COULD I Be PREGNANT... HEMORRHOIDS....... STOMACHE'CANCER.... AND/OR, need a colonoscopy!! I Am experiencing NAUSEAU, As Well. HUNGRY & THIRSTY ALL THE TIME...' SLEEP TOO MUCH AND AM VERY, VERY OVERLY.... EMOTIONAL, CRYING OVER ANY AND EVERY THANG (tv shows, etc.) YES MOODY2.... BUT, I Am ALWAYSTHATTA WAY NO MATTER PREGNANT Or NOT. SO, DOCTOR: "WHAT DO YOU THINK PLEASE ANALYSE THESE SYMPTOMS...... SHOULD I BE WORRIED, Or HAPPY(?). THANKS!