Skin, Surgery FAQ

Understanding Blood in Stool: Causes and When to Seek Help

Bowel Issues - Continued Hello Doctor, I am the one who asked about #192075 yesterday. Today, when I went to the bathroom, I noticed a small red object in my stool, which is more pronounced than yesterday (the link below has a picture). I would like to know if this is related to ...

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 wound. 2. Ruptured thrombosed hemorrhoids, which typically produce slightly more blood than the first caus...

Understanding Blood in Stool: Causes and When to Seek Help

Bowel Issues - Continuation Hello Doctor, I am the one who asked about #192075 yesterday. Today, when I went to the bathroom, I noticed a small piece of red in my stool, which is more noticeable than yesterday (the link below has a picture). I would like to know if this could be ...

Dr. Zhang Shuhao Reply:
There are three common causes of rectal bleeding: 1. Anal fissures or skin irritation causing minor bleeding, characterized by a small amount of blood accompanied by a sharp pain at the site of the injury. 2. Ruptured thrombosed hemorrhoids, which typically result in slightly mor...

Post-Surgery Concerns: Understanding Fistula Recovery and Healing Process

Post-fistula surgery Hello Dr. Chang, I underwent minimally invasive surgery to remove a fistula on January 3rd of this year. My recovery had been going well, and I currently have no drainage of tissue fluid, with minimal bleeding or discomfort. However, during my follow-up appoi...

Dr. Zhang Shuhao Reply:
1. There is no swelling, pain, or discharge, which does not resemble a recurrence, and it is unlikely to have recurrence issues shortly after surgery. 2. Granulation tissue that grows beyond the necessary range for wound healing can lead to poor healing and is prone to bleeding...

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...

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 ...

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.

Understanding Thumb Pain After an Accident: Skin Injury vs. Bone Fracture

After the car accident, the side of the thumb has a layer of skin peeled off and there is a bruise? Accidentally pressing the accelerator while moving the car caused the skin on the side of my big toe to peel, and there is a bruise with a blood clot. It has been two days, and my ...

Dr. Li Zhonghuai Reply:
Hello! If you have been compressed or injured, it's safer to go to the hospital for an X-ray. Take care! Changhua Hospital cares about you!

Understanding Anal Issues: Is It Hemorrhoids or a Fistula?

Hemorrhoids? Fistula? Hello doctor, this is a picture of my buttocks: https://ppt.cc/f18W9x. There is a growth on the skin that doesn't hurt, itch, or have any wounds; it's just an extra piece that has been there for a long time. Recently, I went to a dermatology clinic...

Dr. Zhang Shuhao Reply:
The image does not appear to show hemorrhoids or a fistula; if there is no swelling or pain, it does not resemble an anal abscess either. Fistulas typically present with a hard lump, and there may sometimes be swelling, pain, and discharge. It is recommended to visit an outpatien...

Loss of Sensation in Left Calf After Injury: Causes and Solutions

There is no sensation in the skin of the left calf? After my car accident, I had stitches on my left calf, and my entire calf is swollen. After resting for two weeks, I noticed that the skin on both sides near the knee has no sensation and the area seems to be increasing in size....

Dr. Li Zhonghuai Reply:
Hello! The saphenous nerve is located on the inner side of the knee, while the sural nerve is on the outer side. There is one main trunk on the inner front of the thigh and another on the posterior side of the thigh. Therefore, you may have a thigh contusion. Generally speaking, ...

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 Skin Tags: Treatment Options and Concerns

Issues related to anal masses? Hello doctor, recently I noticed a visible lump at my anal opening. It varies in size, sometimes soft (like a flesh ball) and other times slightly harder. Its color can be flesh-toned or sometimes purplish. Someone mentioned that it might be hemorrh...

Dr. Zhang Shuhao Reply:
It could be hemorrhoids; the position of internal and external hemorrhoids relative to the anal dentate line needs to be examined to confirm the diagnosis. Regular warm sitz baths and the application of topical ointments can help the thrombosed blood vessels within the hemorrhoid...

Post-Surgery Concerns: Managing Wound Healing After Fistula Surgery

Post-fistula surgery I underwent a fistula surgery in early December 2022. For the first 1-2 weeks, the wound had a lot of clear discharge, but a few days before my follow-up appointment, the discharge changed to thick yellow. During my follow-up, I mentioned this to the doctor, ...

Dr. Zhang Shuhao Reply:
It is recommended to continue warm sitz baths and apply ointment. If there is any discharge, you may gently express it to keep the area clean. If the swelling is gradually improving, there is no need to worry. Typically, there is no immediate recurrence after the procedure. Durin...

Can You Get Infected by Touching Clothes or Skin After a Mouse Encounter?

Is there a risk of indirect transmission? Hello doctor, I would like to ask if there are any concerns about infectious diseases or infections if a mouse touches my clothing or skin while walking. Thank you.

Dr. Chen Bingze Reply:
Hello, I'm not very good at this.

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...

Post-Surgery Concerns: Managing Wound Healing After Fistula Surgery

Dr. Zhang Shuhao Reply:
It is recommended to continue warm sitz baths and apply ointment. If there is any discharge, you can gently express it to keep the area clean. If the swelling is gradually improving, there is no need to worry. Typically, there is no immediate recurrence after the procedure.

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.

Can Aspiration Help Treat Foot Bruising and Swelling?

Foot contusion with swelling and pain? Hello, my right foot has been bruised and swollen for 8 weeks. The reduction in swelling and pain has been limited. Can I use a syringe to aspirate the hematoma to aid in treatment? Is this primarily a skin tissue issue, or is it more relate...

Dr. Chen Ronghong Reply:
Hello, the question only mentions foot bruising, making it difficult to determine if aspiration with a syringe is appropriate. If there is swelling in the ankle joint, it is advisable to consult an orthopedic or rehabilitation specialist to assess whether there is joint effusion ...

Scar and Wound Healing Care: Addressing Post-Surgery Concerns

Issues related to scar and wound healing care? Hello, doctor. I would like to continue with my previous question, but I couldn't find the same question prompt, so I have to ask again. 1. After 2/3 of my nostril was bitten off and stitched up, I feel a stiffness in the area...

Dr. Zhou Hongzhang Reply:
1. The gel can be applied only to the affected area. 2. For the areas of necrotic ischemic skin, it is necessary to wait for the vascular tissue to gradually recover. This should be monitored for about a year. If any issues arise during this period, a consultation with a nearby p...

Challenges in Healing Foot Wounds: A Case Study of Elderly Care

Poor wound healing in the foot? My grandmother is 90 years old and has developed small wounds on her ankles and the tops of her feet due to her habit of walking barefoot. These wounds became infected after coming into contact with water while bathing, and the infection worsened d...

Dr. Li Zhonghuai Reply:
Hello! Each physician has their own method for dressing changes. The key points are to avoid contact with tap water and not to walk barefoot. Dressings should be changed twice daily, and any necrotic tissue or biofilm must be removed. Therefore, if the wound condition is poor, it...

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