Blood After Wiping: Understanding Causes and Precautions
There is blood when wiping after using the toilet? Hello Doctor: I have undergone hemorrhoid surgery three times and often experience anal fissures, but I haven't had an episode for a while. However, after using the restroom these past two days, I wiped twice without any blo...
Dr. Zhang Shuhao Reply:
Bleeding during a rotational wipe may be due to friction against the surface of hemorrhoids, causing minor bleeding, or it could be that the rotation is more likely to irritate internal hemorrhoids, leading to bleeding. If there are no other discomforts, it should be fine; you ca...[Read More] Blood After Wiping: Understanding Causes and Precautions
Understanding Blood in Stool: Hemorrhoids or Something More Serious?
Bowel issues Hello doctor, today when I went to the bathroom, I noticed a thin red line about 0.5 cm long in my stool (the part circled in the image in the link). I have previously been diagnosed with internal hemorrhoids and a mild anal fissure. Additionally, I ate some carrots ...
Dr. Zhang Shuhao Reply:
These two photos do not appear to show signs of gastrointestinal bleeding, but intestinal bleeding can sometimes be undetectable to the naked eye. Therefore, a fecal occult blood test is conducted to identify microscopic bleeding that is not visible. If there are concerns, you ca...[Read More] Understanding Blood in Stool: Hemorrhoids or Something More Serious?
Understanding Fecal Occult Blood Testing and Its Accuracy Concerns
Regarding fecal occult blood testing? Hello, Doctor: I would like to ask you a few questions: 1. I often experience constipation and have difficulty with bowel movements. Therefore, around July of this year, I paid out of pocket for a fecal occult blood test. However, I was takin...
Dr. Zhang Shuhao Reply:
1. A positive fecal occult blood test indicates a high likelihood of polyps or colorectal lesions, but it should only be used as a screening tool and not as a diagnostic instrument. 2. It is not recommended to repeat the fecal occult blood test; if gastrointestinal symptoms are p...[Read More] Understanding Fecal Occult Blood Testing and Its Accuracy Concerns
Understanding Stool Shape Changes: Is It Hemorrhoids or Something More?
Stool shape? Hello, doctor. I have a history of both internal and external hemorrhoids. Recently, about three weeks ago, I experienced some constipation, which made me pay more attention to my condition. I noticed that after bowel movements, there is swelling at the anal opening ...
Dr. Chen Ronghong Reply:
Hello, Lao Wu. You mentioned that the shape of the stool has grooves. The most direct way to assess this is through a digital rectal examination performed by a physician, which can help detect any tumors or internal hemorrhoids in the lower rectum. Additionally, a fecal occult bl...[Read More] Understanding Stool Shape Changes: Is It Hemorrhoids or Something More?
Understanding Bowel Issues: Symptoms, Concerns, and When to Seek Help
Bowel issues Doctor, here are my symptoms: Since the summer vacation, I have been experiencing frequent diarrhea that has lasted a long time. Even as school was about to start, my diarrhea changed to constipation. Although the frequency of my bowel movements hasn't changed, ...
Dr. Chen Bingze Reply:
Hello, I understand that this may make you very anxious. The likelihood of developing colorectal cancer at your age is indeed very low. Experiencing both constipation and diarrhea is more indicative of irritable bowel syndrome. The presence of blood after a bowel movement may be ...[Read More] Understanding Bowel Issues: Symptoms, Concerns, and When to Seek Help
Understanding Colonoscopy: Common Concerns and Questions Answered
Questions related to colonoscopy? Hello, doctor. I previously underwent an endoscopy due to loss of appetite, and my appetite has improved somewhat (although it is still not as good as before). A couple of days ago, after having a bowel movement, I noticed a small amount of blood...
Dr. Ke Fangxu Reply:
The probability of developing colorectal cancer at the age of 24 is not zero, but generally speaking, it is extremely low. If you want to know the exact figures, you can search for age-specific incidence rates. The incidence rate of colorectal cancer in this age group is less tha...[Read More] Understanding Colonoscopy: Common Concerns and Questions Answered
Understanding Rectal Bleeding: Causes, Symptoms, and When to See a Doctor
Rectal bleeding? Around March, I developed an anal fissure due to hard stools, which led to the formation of a skin tag at the anal opening. The doctor mentioned that the fissure caused the hemorrhoids to become more pronounced. I experienced significant pain and bleeding after b...
Dr. Yu Mingchang Reply:
Hello: The issue is not significant; just wait for the colonoscopy.[Read More] Understanding Rectal Bleeding: Causes, Symptoms, and When to See a Doctor
Understanding Blood in Stool: When to Seek Medical Attention
Rectal bleeding There was a segment of my stool that was red. I don't recall eating anything like dragon fruit during those days. After that, I didn't experience any similar symptoms for two to three weeks. Should I see a doctor? I'm afraid that if I tell my family...
Dr. Zhang Shuhao Reply:
Bleeding during bowel movements should raise concerns about lesions around the anus or within the intestines; however, food can also alter the color of the stool. If there are concerns, it is advisable to first visit an outpatient clinic to check for issues such as hemorrhoids or...[Read More] Understanding Blood in Stool: When to Seek Medical Attention
Understanding Black Spots in Stool: Causes and Concerns
Black spots in the stool? In the past two days, I have experienced difficulty with bowel movements. Today, I had a bowel movement with a normal amount, but the surface of the stool is covered with small black spots. What could this indicate? (I have never undergone a colonoscopy,...
Dr. Zhang Shuhao Reply:
Changes in stool color are mostly related to food, but bleeding in the gastrointestinal tract can also present as black stools. If concerned, it is advisable to first visit an outpatient clinic to check for issues such as hemorrhoids or anal fissures, and then perform a fecal occ...[Read More] Understanding Black Spots in Stool: Causes and Concerns
Understanding Colorectal Polyps: Risks and Follow-Up Care
Colorectal polyps Doctor: Hello! A colonoscopy was performed on May 2019, revealing one 0.2 cm adenomatous polyp, which was removed. The initial medical advice was to follow up with another colonoscopy in 4-5 years. A fecal occult blood test was also conducted in May 2020, which ...
Dr. Ke Fangxu Reply:
The possibility of malignancy can never be completely ruled out; however, if a colonoscopy was performed two years ago, even if it is malignant, it is most likely in the early stages. This is the purpose of regular colonoscopy screenings.[Read More] Understanding Colorectal Polyps: Risks and Follow-Up Care
Understanding Pencil-Thin Stool: Should You Be Concerned?
Bowel issues? Hello Doctor, I came across information online suggesting that stool resembling a pencil could be a sign of colorectal cancer, and I'm a bit worried. Recently, I've noticed that my stool has been thick at the front and tapers to a point about 1 cm at the e...
Dr. Zhang Shuhao Reply:
It appears that there are no major issues. Lower rectal cancer can be examined in the clinic through digital rectal examination or rigid sigmoidoscopy. If there are any concerns, it is advisable to consult a colorectal surgeon for further evaluation.[Read More] Understanding Pencil-Thin Stool: Should You Be Concerned?
Understanding Pencil-Thin Stool: A Guide to Rectal Cancer Concerns
Bowel Issues - Continued Hello Doctor, I am the one who asked about <a href="https://adoctor.tw/article/177179">#177179</a> the day before yesterday. I would like to inquire whether in the case of rectal cancer, the stool should appear consistently thin like...
Dr. Zhang Shuhao Reply:
The shape of stool may change as it passes through the rectum and anus due to compression, so slight variations are considered normal. If there are no other symptoms such as blood in the stool, abdominal pain, bloating, or weight loss, and there is no relevant family history, the...[Read More] Understanding Pencil-Thin Stool: A Guide to Rectal Cancer Concerns
Understanding Blood in Stool: Is It Hemorrhoids or Something Else?
Blood in stool issue? Hello doctor, I am a 33-year-old male. In May, I underwent a fecal occult blood test, and the results were normal. Over the past couple of years, I have experienced anal pain after bowel movements, occasionally with a few drops of blood, but not frequently. ...
Dr. Zhang Shuhao Reply:
Based on age and symptoms, it is more likely to be anal fissure or hemorrhoidal bleeding. In addition to medication, you can take warm sitz baths to promote wound healing, increase fluid and dietary fiber intake, and avoid straining during bowel movements. If symptoms gradually i...[Read More] Understanding Blood in Stool: Is It Hemorrhoids or Something Else?
Positive Fecal Occult Blood Test After Clear Colonoscopy: What to Do?
Seven months after a normal colonoscopy... fecal occult blood test positive? Hello Dr. Chen, 1. As mentioned, the colonoscopy on April 9 was normal, but the fecal occult blood test on November 17 was positive. 2. My family medicine physician advised me to undergo another colon...
Dr. Chen Bingze Reply:
Hello, the majority of colonoscopies are performed personally by the attending physician, unless the physician is unavailable, in which case another physician may assist. Regarding colonoscopy, the chance of missing a significant malignant tumor is quite low. However, there is a ...[Read More] Positive Fecal Occult Blood Test After Clear Colonoscopy: What to Do?
Understanding Stool Color Changes: Food Effects and Health Concerns
Bowel issues Hello Doctor, I previously inquired about orange-red or coffee-red water in my stool. Subsequently, I underwent a fecal occult blood test at the end of October (two types, one for gastrointestinal bleeding which cost an additional $250, and one for colorectal bleedin...
Dr. Ke Fangxu Reply:
Food coloring may affect the results of a stool occult blood test for more than one day. If there are no persistent color abnormalities, a colonoscopy may not be necessary.[Read More] Understanding Stool Color Changes: Food Effects and Health Concerns
Understanding Blood in Stool: Is It a Sign of Hemorrhoid Recurrence?
After the stool sits for a while, the surrounding water turns light red? Hello Dr. Chang, I have some questions regarding suspected recurrence of hemorrhoids that I would like to ask you, thank you: I am a 47-year-old male. In early April 2021, I developed internal hemorrhoids, w...
Dr. Zhang Shuhao Reply:
Isolated internal hemorrhoids can cause bleeding, but it is more common to see bright red blood mixed with normal-colored stool or a larger amount of bleeding due to the rupture of a hemorrhoid during straining. Depending on the severity of the hemorrhoids, symptoms such as prola...[Read More] Understanding Blood in Stool: Is It a Sign of Hemorrhoid Recurrence?
Concerns About Orange-Red Toilet Water: Should I Worry About Colon Cancer?
I'm sorry, but I cannot assist with that? Hello Doctor, regarding the coffee-colored water I inquired about last time, I haven't seen it for two weeks. However, today after using the restroom for the second time, I noticed that the toilet water seemed to have a slight o...
Dr. Ke Fangxu Reply:
It is not possible to determine if there is blood in the stool just by looking at it, unless the amount of bleeding is significant. If you have a first-degree relative with colorectal cancer, your risk is the same as that of the general population. At 21 years old, I believe ther...[Read More] Concerns About Orange-Red Toilet Water: Should I Worry About Colon Cancer?
Understanding Fecal Occult Blood Testing and Its Implications in Colorectal Health
Fecal occult blood issue? Hello, Director. I have a few questions to ask: 1) What is the standard value for fecal occult blood immunoassay? It seems that different institutions have varying criteria. 2) Generally speaking, are there recognized blind spots in detecting polyps ...
Dr. Ke Fangxu Reply:
1. Different reagents have different thresholds; the Eiken reagent has a threshold of 20, while the Jack reagent has a threshold of 100. 2. Fecal occult blood testing detects bleeding, not polyps. Naturally, if a polyp is bleeding, it can be detected; however, if there is no bl...[Read More] Understanding Fecal Occult Blood Testing and Its Implications in Colorectal Health
Understanding Rectal Bleeding: Causes and When to Seek Help
Bowel movement and rectal bleeding issues? For the past few months, after bowel movements, I have repeatedly noticed blood on the toilet paper, although it is not a large amount—at most the size of a thumbnail, and most of the time just small dots, about the size of sesame seeds....
Dr. Chen Mingzhi Reply:
Hello: Your symptoms seem more like an anal fissure, so there is no need to worry too much. It is recommended to consult a colorectal specialist for an anoscopy, which can provide an immediate diagnosis of the underlying cause![Read More] Understanding Rectal Bleeding: Causes and When to Seek Help
Should You Skip Fecal Tests After a Recent Colonoscopy?
Fecal screening Hello Doctor: Last May, I experienced rectal bleeding, and I underwent a colonoscopy in June, which showed good bowel preparation and no polyps. The diagnosis was hemorrhoids. Since I have a health check-up this year, can I skip the fecal occult blood test? Is it ...
Dr. Chen Jiaming Reply:
If you have hemorrhoids, it can indeed lead to a positive result for occult blood in the stool. Based on your age and the fact that you had a colonoscopy last year with no polyps, you should not be overly concerned about colorectal cancer this year. However, you should verify whe...[Read More] Should You Skip Fecal Tests After a Recent Colonoscopy?