Anus, Surgery FAQ

Soft Swelling Near Anus During Bowel Movements: Causes and Solutions

Soft lumps on both sides of the anus during straining? Recently, I have been experiencing a feeling of constipation when using the restroom. When I looked in the mirror, I noticed that the areas around my anus appeared swollen and felt soft to the touch; they retract when I relax...

Dr. Ke Fangxu Reply:
This situation is likely due to hemorrhoidal swelling, which can be caused not only by constipation but also by diarrhea. It is recommended to avoid both constipation and diarrhea by increasing your intake of dietary fiber and shortening the time spent on the toilet. This can hel...

Do Hemorrhoid Surgeries Leave Scars? Expert Insights and Tips

Doctor, will traditional hemorrhoidectomy leave scars? Hello, doctor. I would like to ask if hemorrhoidectomy will leave scars on the anus, as I found online that some people experienced discomfort due to hardened scars, and I also care about aesthetics. If scarring is likely, wo...

Dr. Zhang Shuhao Reply:
After hemorrhoidectomy, the healing site may slightly lose elasticity due to fibrosis, and like wounds in other parts of the body, there is a chance of scarring. The visibility of scars primarily depends on the individual's constitution and the size of the external hemorrhoi...

Can Small Bugs or Cockroaches Enter the Human Anus?

Can small insects enter the anus? Hello doctor, is it possible for small insects or cockroaches to enter the anus and then into the human body?

Dr. Zhang Shuhao Reply:
Only a small number of parasites, such as pinworms, have the opportunity to enter and exit through the anus. Generally, insects like mosquitoes and cockroaches do not enter the human body through the anus, so there is no need for excessive concern.

Do You Need Surgery for Hemorrhoids? Understanding Anal Fistula Symptoms

There are small hemorrhoids visible at the anus, along with a small black spot nearby? Which hemorrhoids require surgical removal? Is a small black dot a fistula? What are the symptoms of a fistula?

Dr. Zhang Shuhao Reply:
Hemorrhoids typically do not require surgery unless the symptoms significantly affect the quality of life. Occasional flare-ups can often be managed with medication and lifestyle changes. A small black dot that is not an indented opening does not necessarily indicate a fistula. T...

Are Moles Around the Anus Normal? Understanding Skin Changes and Risks

There are some moles around the anal area? I have been experiencing itching around my buttocks, and after seeing a doctor, I was diagnosed with eczema. The doctor also noticed some moles near the folds and edges of the skin around the anal area, but there is still some uncertaint...

Dr. Zhang Shuhao Reply:
It is normal to have moles around the anus, just like on other areas of the skin. Anal melanoma is a rare tumor (with an incidence of less than 0.0005%). If you are concerned, you can visit a dermatologist or a colorectal specialist for an examination, and if necessary, a biopsy ...

How to Handle a Blister Near the Anus: Safe Treatment Tips

Blister at the anal opening? Yesterday, after using the restroom, I seemed to have wiped too hard, and today I noticed a sizable blister at the anal opening. Can I pop it myself? What should I do next? Thank you!

Dr. Zhang Shuhao Reply:
If the blister is large, it can be slightly punctured under proper disinfection to drain the fluid. If the fluid is clear serous, it is generally not a concern. However, if there is blood or purulent discharge, it is advisable to seek medical attention for medication. If the blis...

Understanding Anal Foreign Body Sensation After Hemorrhoid Surgery

Hemorrhoids and a sensation of foreign body in the anus? Due to a feeling of a foreign body in the anal area, I underwent a hemorrhoidectomy on January 16. The doctor mentioned that I had an internal hemorrhoid and confirmed that there were no other issues before I left, so no fo...

Dr. Zhang Shuhao Reply:
1. If the rubber band slips off early, it may cause the internal hemorrhoid to prolapse again, or it could be that other internal hemorrhoids are slightly swollen due to obstructed blood flow. 2. It is possible for the rubber band to slip off midway, especially when the hemorrhoi...

Dog Bite Injury: Should You Get a Tetanus Shot?

Dog bite injury The doctor would like to ask you: Last night, while trying to remove something from my dog's mouth, I accidentally got bitten. However, the bite did not puncture the skin; it was more like a shallow cut, similar to being grazed by a utility knife, with a smal...

Dr. Chen Bingze Reply:
If you're worried, just call.

Dog Bite Injury: Do You Need Tetanus Shots After a Shallow Cut?

Dog bite injury The doctor would like to ask you: Last night, while trying to remove something from my dog's mouth, I accidentally got bitten. However, the bite didn't create a puncture wound; it was more like a superficial cut, similar to being grazed by a utility knif...

Dr. Chen Bingze Reply:
If you're concerned, you can go to a clinic or hospital that administers the tetanus vaccine within the next few days.

Dog Bite Injuries: When to Get Tetanus Shots and Signs of Infection

Dog bite injury Doctor, I am the inquirer with ID 191846. I would like to ask you about a bite I received yesterday. If I do not experience any symptoms in the next couple of days, is it unnecessary for me to get a tetanus shot? The wound looks like a minor scrape, similar to a c...

Dr. Chen Bingze Reply:
In the case of a true tetanus infection, symptoms may not appear quickly. If you are really concerned, it's advisable to get a tetanus vaccine.

Understanding Anal Fistula Surgery: Addressing Post-Operative Concerns

Anal fistula issues? Hello Dr. Ke, my father has developed something resembling acne near his anus, which has repeatedly become infected and ruptured. The doctor diagnosed it as a fistula and he underwent fistula surgery a week ago. However, during the follow-up appointment one w...

Dr. Ke Fangxu Reply:
The National Health Insurance does not stipulate that an anal fistula surgery can only remove one site at a time. It is likely that another site was not detected during the initial surgery and therefore was not removed. A second surgery may be unavoidable. However, it may be bett...

Understanding Anal Skin Tags: Concerns and Treatment Options

Issues related to anal masses? Hello, doctor. I currently have a visible lump at the anal opening. It is not painful and does not affect my daily life. It feels soft to the touch, and when I slightly stretch the anus, I can see that its base extends a bit further inside the anal ...

Dr. Ke Fangxu Reply:
1. Rubber band ligation is not recommended for external hemorrhoids due to potential pain and difficulty in wound care. 2. If there is no pain or discomfort, then there are no contraindications for anal intercourse; adverse effects should be minimal.

Understanding Anal Fistulas: Symptoms and Alternative Diagnoses

Anal fistula Hello Dr. Chang, I have noticed a growth on my buttock that I suspect might be an anal fistula. However, I have researched related information and found that my buttock and anal area do not experience any pain, and the condition has been present for quite a while, wh...

Dr. Zhang Shuhao Reply:
The most common symptoms of an anal fistula include a hard lump around the anus, which may be accompanied by discharge and swelling, and it tends to recur frequently. Based on your description, it may not necessarily be a fistula; it could also be hemorrhoids. It is recommended t...

How to Differentiate Between Fistula and Hemorrhoids Symptoms

How to differentiate between a fistula and hemorrhoids? Hello, doctor. Recently, I have been experiencing a small amount of foul-smelling liquid leaking from my anus. However, upon examining my anus with a mirror, I did not notice any signs of a fistula (there is no redness, swel...

Dr. Zhang Shuhao Reply:
Anal fistulas and hemorrhoids can occur simultaneously, but the presence of foul-smelling discharge from the anus is not necessarily caused by a fistula. Fistulas typically form after inflammation and swelling, and there may be an external opening on the skin, often accompanied b...

Scratched by Wire: Understanding Tetanus Risks from Minor Wounds

Scratched by a wire? I was scratched on my foot by a piece of wire left on the ground. There are two wounds: one is a superficial abrasion with slight bleeding, and the other is a small wound with internal bleeding. I'm concerned whether such an external minor wound with int...

Dr. Ke Fangxu Reply:
Superficial skin wounds do not pose a risk for tetanus infection; it is important to maintain cleanliness and prevent cellulitis.

Soft Growth Near Anus: Causes and When to Seek Surgery

There are small lumps near the anus? Hello Doctor, I have been experiencing constipation for a long time, and recently I noticed a soft lump near my anus, approximately 0.5 to 1 cm in size. It is very soft, and there is no sensation when I press or touch it. There is no bleeding ...

Dr. Zhang Shuhao Reply:
A painless lump near the anus is most commonly hemorrhoids or skin tags. If there are no symptoms, treatment may not be necessary. However, if there is bleeding, discharge, swelling, hard lumps, or noticeable changes in size, it is advisable to seek medical evaluation. If the ben...

Understanding Post-Surgical Healing: Managing Skin Issues Around the Anus

Supplementary question: Depression of the perianal skin after healing? Hello Dr. Ke: I forgot to mention last time that after using hemorrhoid ointment for several months, I developed inflammation on the skin, resulting in a wound located in the triangular area near the perineal ...

Dr. Ke Fangxu Reply:
If skin inflammation is caused by the excessive use of an ointment, the hemorrhoid cream should no longer be used. The focus should be on treating the dermatitis, which may include both oral and topical medications. It is advisable to consult a physician for evaluation and prescr...

Understanding Blood in Stool: Causes and When to Seek Help

Rectal bleeding I have a daily bowel habit, averaging once a day and not exceeding twice, with normal stools consisting of two to three pieces (without abdominal pain). I usually monitor my stools, and today, as usual, my bowel movement was normal, smooth, and quick (taking about...

Dr. Zhang Shuhao Reply:
There are three common causes of rectal bleeding: 1. Anal fissures or skin abrasions, characterized by a small amount of blood accompanied by a sharp pain at the site of the injury. 2. Ruptured thrombosed hemorrhoids, which typically produce a slightly larger volume of blood, usu...

Can You Still Pass Gas After Colostomy Surgery?

After having a colostomy, can the anus still pass gas? The mother underwent surgery to remove fecal matter after being diagnosed with colon cancer, and now has a colostomy with a stoma bag to collect waste. During her recovery at home, she noticed that she still passes gas throug...

Dr. Zhang Shuhao Reply:
Colostomy for colorectal cancer is typically performed to divert feces, alleviating obstructive symptoms and preventing feces from passing through the tumor or the anastomosis site. As long as the majority of feces is drained through the stoma, the desired effect is achieved. It ...

Understanding Hemorrhoids and Anal Issues: When to Seek Medical Advice

Intestinal and anal issues? Hello, doctor. I would like to ask: (1) If I discover several hemorrhoids both inside and outside my anus, but there is no significant pain, prolapse, or bleeding, do I need to seek medical attention? If left untreated, could it worsen? (2) Occasionall...

Dr. Zhang Shuhao Reply:
(1) Hemorrhoids that do not present with significant pain, prolapse, or bleeding may not require treatment and are unlikely to undergo malignant transformation. Surgery is only necessary when they affect the quality of life. However, it is recommended to cultivate good dietary an...

Previous｜Page ｜Next