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Doctor insights on: Why Does My Anus Hurt When I Have Diarrhea

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Dr. Oscar Novick
2,200 Doctors shared insights

Loose Stools (Definition)

Loose stools is a symptom in which a person's stool (poop) does not hold its shape after it goes into the toilet. Instead of remaining a shaped piece of poop, the poop spreads out in the toilet bowl water. Very loose stool is called diarrhea. Loose stool can be caused by infections, certain foods or drinks, ...Read more


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I'm concerned, I have these bubble like things that don't itch, hurt to touch, bleed or have discharge, around my anus. I also have diarrhea?

I'm concerned, I have these bubble like things that don't itch, hurt to touch, bleed or have discharge, around my anus. I also have diarrhea?

Hemorrhoids??: You may have hemorrhoids or swelling of the anal tissue. Is the diarrhea chronic? This may be irritating the tissue and causing swelling. Hard to say for sure without an exam. See your doctor if needed ot if the diarrhea does not resolve soon. ...Read more

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I'm just getting over constant watery diarrhea. Now my anus hurts really bad all the time, especially after a movement. What is it and how can I heal?

I'm just getting over constant watery diarrhea. Now my anus hurts really bad all the time, especially after a movement. What is it and how can I heal?

Possible fissure: A fissure of the anus is like a scrape on the arm after a fall. It can be caused by hard BMs or by diarrhea. Over the counter creams for hemorrhoids with local anesthetic can provide temporary relief until healing takes place. Thanks for trusting HealthTap! ...Read more

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I'm having extreme lower abdo pain when I bear down to go pee or have a BM. Little comes out as diarrhea due to pain. My anus also hurts when I sit?

I'm having extreme lower abdo pain when I bear down to go pee or have a BM. Little comes out as diarrhea due to pain. My anus also hurts when I sit?

See physician now: It's not possible to give specific advice based o the limited amount of information possible in the Q & A format. There could be a number of causes for lower abdominal pain on bearing down to urinate. However due to the severity of the pain you should seek medical attention as soon as possible. Pain is your bodies warning signal that something is wrong that needs attention. Get well soon ...Read more

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I have diarrhea and when I poop my anus hurts like its burning. Can I do anything to relieve that?

I have diarrhea and when I poop my anus hurts like its burning. Can I do anything to relieve that?

Pruritus ani: Pruritus ani (also known as anusitis) is the irritation of the skin at the exit of the rectum, known as the anus, causing the desire to scratch. Sometimes it can feel like burning and can be caused by the irritation of diarrhea. Curing the diarrhea is the real treatment, but in the mean time, keeping the are dry and using steroid creams can help. See Doctor if persists. Best wishes. ...Read more

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I have a rash around my anus. It's big bumps and they have some fluid in them. It hurts to walk, stand, and get up from a chair. They are itchy sometimes. When I walk it feels like I'm getting jabbed with a pin. It started with diarrhea and now I have a r

I have a rash around my anus. It's big bumps and they have some fluid in them. It hurts to walk, stand, and get up from a chair. They are itchy sometimes. When I walk it feels like I'm getting jabbed with a pin. It started with diarrhea and now I have a r

Several things: What you describe can be an infection by the same germ that causes strep throat, or an infection by candida, a yeast found in your poo. It might also have been triggered by a food reaction. As uncomfortable as you describe it I would have someone take a look. ...Read more

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Why does diarrhea hurt anus? Is it because it's filled with stomach acid and burns anus skin? Then why does vomiting not hurt mouth? Is anus weaker?

Why does diarrhea hurt anus? Is it because it's filled with stomach acid and burns anus skin? Then why does vomiting not hurt mouth? Is anus weaker?

Not stomach acid: Not all kinds of diarrhea cause anal pain. Feces is not acidic, even when there is diarrhea. This has nothing to do with stomach acid. If you always have anal pain every time you have a watery or loose still, I wonder whether you have a separate problem, such as anal fissure, pruritus ani, yeast infection, etc. Check it out with your doctor. ...Read more

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Hi over the last few months I have been feeling like I have not emptied bowels fully. Last thursday I had diarrhea and my anus was very hot after. What is it?

Hi over the last few months I have been feeling like I have not emptied bowels fully. Last thursday I had diarrhea and my anus was very hot after. What is it?

Cannot say in: Your particular case without an exam and, piles, other growths in the anal area, or spasm of the area can feel like that. Chronic inflammatory condition in the area can also cause all of them (piles, spasm, irritation; also diarrhea). Would be a reason for an examination. ...Read more

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Why does diarrhea burn the anus?

Why does diarrhea burn the anus?

Fecal difference!: It is normal to have an alkaline fecal content. Diarrhea is frequently acidic and the frequent movements and inability to clean the anus are additional sources of pain! ...Read more

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How to heal anus burning caused by a day of diarrhea?

How to heal anus burning caused by a day of diarrhea?

Cleansing/cortisone: Gentile cleansing of the area with cool & thinly soapy water followed by 1% (otc) cortisone cream will help most folks within days. Avoid scented wipes or scented soaps. ...Read more

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What is it that causes your anus to have a burning sensation after you have diarrhea?

What is it that causes your anus to have a burning sensation after you have diarrhea?

Liquid base: When you have diarheea, mostly liquid, anything you ate disolves really well in water. That solution penetrates the tissues pretty fast. The anal canal has sensitive inervation, and at this level you feel the discomfort sensation. ...Read more

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I have bad diarrhea, and when I go my anus burns. It's all liquid, and it keeps coming in "waves" every 15 sec or so- probably about six times total. I've been sick a week now, but I've only felt sick occasionally during the day or when I first wake up. I

I have bad diarrhea, and when I go my anus burns. It's all liquid, and it keeps coming in "waves" every 15 sec or so- probably about six times total. I've been sick a week now, but I've only felt sick occasionally during the day or when I first wake up. I

Painus in the anus!: Such burning is due to the alkalinity of the intestinal contents damaging the anal canal and perianal "skin" or anoderm. Put Calmoseptine on the area before and after BMs. Clean the anal area with dry paper then with tap water before applying the medicine. You also need to seek medical attention if the diarrhea persists over one week. It could be an infection or worse, colitis or Crohns diseas ...Read more

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Is it possible to get chapped anus from loose stools and diarrhea. What can you do about it?

Is it possible to get chapped anus from loose stools and diarrhea. What can you do about it?

Yes: It is usually the wiping. Diarrhea can cause you to get hemorrhoids which are even more sensitive to wiping. First, fix the diarrhea. Second, use premoistened wipes, not dry toilet paper. If you can use a bidet, even better. If your symptoms persist, its time to go see your doctor and get some help! ...Read more

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I have a few white bumps on my anus. I just got over a sickness and had major diarrhea and I'm Hoping its just a hemroid from over wiping. Help!

I have a few white bumps on my anus. I just got over a sickness and had major diarrhea and I'm Hoping its just a hemroid from over wiping. Help!

Not sure: Dermatologic conditions are hard to discuss without seeing them. If the bumps came up after the infection and weren't there then warts/tumors/etc are not likely but yeast infection, boils, hemorrhoids are possible. Seeing would diagnose it. Pretty much any doctor could take care of this. ...Read more

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Sore anus and Anal bleeding after diarrhea?

Sore anus and Anal bleeding after diarrhea?

Sore anus after diar: Sore anus and bleeding after diarrhea not uncommon and usually associated with irritation of hemorrhoids as a result of diarrhea. Over the counter remedy would be Preparation H (red label with hydrocortisone) twice daily up inside the rectum for 7 days. Of course if diarrhea continues, contact your doc. ...Read more

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Rectum/anus won't relax/open all the way to properly evacuate stool, even when I have diarrhea. What tests are there to see if there is malfunctioning?

Rectum/anus won't relax/open all the way to properly evacuate stool, even when I have diarrhea. What tests are there to see if there is malfunctioning?

Pelvic Floor Studies: Exam by a doctor first. Pending the findings on history and physical, your doc will tailor testing to defecography or manometry or some other studies used to determine where the problem is. ...Read more

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Diarrhea? I've had diarrhea for the last two days. Now today, it's like a white-yellow almost discharge, but it's coming from my anus. Any ideas what it could be? Or how to stop it?

This: This is likely due to a stomach virus/food poisoning. The symptoms usually resolve in about 7-10 days. If you have a high fever, blood or parasites in your stool you should see your doctor sooner. In the meantime maintain adequate hydration and eat a bland diet.
Take care. ...Read more

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Excessive sweating in anus, started about two months ago. Always have diarrhea. Sweat while sitting and working. Sometimes with an odor.?

Excessive sweating in anus, started about two months ago. Always have diarrhea. Sweat while sitting and working. Sometimes with an odor.?

Diarrhea: If you have had this for about two months you likely have a problem with your colon. Have your doctor see you and you might need a referral to Gastroenterologist. ...Read more

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Reoccurent hemmeriod for 2yrs since son born. Now diarrhea from past 2days caused huge hemorrhoids blocking anus very red. What can I do. Lot of pain?

Reoccurent hemmeriod for 2yrs since son born. Now diarrhea from past 2days caused huge hemorrhoids blocking anus very red. What can I do. Lot of pain?

Go to your PCP: Your primary care physician is the best expert equipped to evaluate and treat you immediately outside of an er visit. Do not take any blood thinners (aspririn, advil) before seeing him/her, especially if your hemorrhoids are actively bleeding. Your dr. Will instruct whether sitz baths are warranted or not, and other measured. Best to not wait much longer since you are in pain and need relief now. ...Read more

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Why is my anus itchy (inside) & leaky (clear, smelly liquid) for days after I either have diarrhea or hard, painful stool? It's been like this for yrs

Why is my anus itchy (inside) & leaky (clear, smelly liquid) for days after I either have diarrhea or hard, painful stool? It's been like this for yrs

See below: Symptoms and concerns like these mandate a thorough evaluation by your doctor. Only after such an evaluation, which may include labs and radiographic examinations, can he/she let you know what's going on and how best to help you. ...Read more

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While taking amoxicillin I got diarrhea, after 2 days I stopped taking it. Now my anus and urethra opening are swollen itching and painful.

While taking amoxicillin I got diarrhea, after 2 days I stopped taking it. Now my anus and urethra opening are swollen itching and painful.

Side effect: You developed antibiotic induced diarrhea and also may now have a yeast infection of the vulva which is common in women who take antibiotics. The diarrhea should clear on its own. Pick up an anti yeast cream to treat the vulval and anal symptoms. ...Read more

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Clear liquid discharge from anus with diarrhea irritating skin and pelvic pain?

Clear liquid discharge from anus with diarrhea irritating skin and pelvic pain?

Anorectal discharge: You may be describing mucus discharge, impaired anal sphincter function, or even a draining abscess or fistula. Gi or proctologist will first perform a visual inspection & digital exam after taking your history as to circumstances, duration, quality, timing of symptoms & your risk factors. They may then determine topical treatment, antibiotics, or perform further evaluation of rectal lining. ...Read more

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My anus is itching and burning, I have bad diarrhea and when I pee it burns and I urinate often. What is this?

My anus is itching and burning, I have bad diarrhea and when I pee it burns and I urinate often. What is this?

Your perianal: Itching and burning could be related to the 'bad diarrhea' u say u have. U need workup including stool studies and sometimes colonoscopy with biopsies to diag why you have it. Meanwhile keep the area dry and avoid foods which make your diarrhea worse. Burning diring urination and increase freq is associated with an infection. You will need urine analysis to assess that. Plz see your fam doc. ...Read more

Anus (Definition)

The anus is the opening of the rectum, through which stool and flatus are passed. The anal canal is about an inch in length, and is ...Read more


Dr. Oscar Novick
3,361 Doctors shared insights

Diarrhea (Definition)

Diarrhea = increased frequency of stools which ...Read more