Can a Low-Carb Diet Be Safe After Acute Pancreatitis?
Can a person with a history of acute pancreatitis follow a low-carbohydrate diet? Hello Doctor, I was diagnosed with acute pancreatitis (caused by hyperlipidemia) on the night of February 5th this year. I was also diagnosed with hyperlipidemia and diabetes. Currently, my triglyce...
Dr. Chen Shidian Reply:
Not suitable; it can only be relatively low in sugar/low in fat/high in protein and should be combined with medication management.[Read More] Can a Low-Carb Diet Be Safe After Acute Pancreatitis?
Understanding Blood in Stool: Causes and When to Seek Help
Rectal bleeding Hello doctor, I am 16 years old. I recently noticed blood in my stool. Yesterday, the blood was separated from the stool and was bright red, but today it was mixed in and dark red in some areas, with some parts appearing black. However, today’s bowel movement was ...
Dr. Chen Shidian Reply:
It is likely not cancer; it may be bleeding due to friction of microvessels near the anus. If bleeding persists, a rectoscopy (approximately 10 cm) or a sigmoidoscopy (approximately 60 cm) can be performed for examination. Please adjust your diet to include more fruits and vegeta...[Read More] Understanding Blood in Stool: Causes and When to Seek Help
Understanding Abnormal Stool: Signs and Concerns for Teens
Abnormal stool? Hello doctor, I am 16 years old. Every time I finish dinner, I experience abdominal pain a few minutes later and need to have a bowel movement. I have a bowel movement once every 1 to 2 days, and each time it is not much, dry, and there is blood (separate from the...
Dr. Chen Shidian Reply:
It may not be, it could just be irritable bowel syndrome. Please adjust your diet, reduce oil and dairy intake, and eat slowly.[Read More] Understanding Abnormal Stool: Signs and Concerns for Teens
Understanding Gastrointestinal Issues: Blood in Stool and Abdominal Pain
Bowel issues Hello doctor, I am 16 years old and I have the following concerns: (1) I experience abdominal pain immediately after dinner, which leads to a bowel movement (it's not very painful), and I feel fine afterward. (2) There is blood in my stool (separated), not a lot...
Dr. Zhang Kebin Reply:
Hello! If you have any concerns, it is advisable to seek a medical examination (surgical consultation). Thank you![Read More] Understanding Gastrointestinal Issues: Blood in Stool and Abdominal Pain
Understanding Gastrointestinal Issues: Causes of Hard Stools and Blood
Gastrointestinal issues related to bowel movements? Hello, doctor. Previously, I mentioned that my stools are very dry and hard, with some blood (separated from the stool and not much). I have a bowel movement about once every one to two days, and I immediately feel pain in my ab...
Dr. Chen Shidian Reply:
It may be microvessels near the anus that are causing persistent bleeding. A rectoscopy (approximately 10 cm) or a sigmoidoscopy (approximately 60 cm) can be performed for examination.[Read More] Understanding Gastrointestinal Issues: Causes of Hard Stools and Blood
Understanding Abdominal Issues: Signs of Digestive Disorders in Teens
Abdominal issues? Hello doctor, I am a high school freshman. My bowel movements are often in small pellets or very dry. In the second year of junior high, I had hemorrhoids, and I experienced bright red blood for several days before it stopped. After that, sometimes when I wipe a...
Dr. Chen Shidian Reply:
It is likely a common anal fissure. Please increase your intake of fruits and vegetables, exercise regularly, and maintain daily bowel movements. During flare-ups, you may use stool softeners and topical ointments.[Read More] Understanding Abdominal Issues: Signs of Digestive Disorders in Teens
Understanding Bowel Issues: Causes and Solutions for Teens
Bowel issues? Hello doctor, I have a bowel movement every 1 to 2 days, but each time it's very little, sometimes just small pellets. Two years ago, I had a bowel movement that caused my anus to hurt for three days. After that, urination didn't hurt anymore, but my anus ...
Dr. Zhang Kebin Reply:
Hello! If you have any concerns, it is advisable to seek a medical examination (surgical consultation). Thank you![Read More] Understanding Bowel Issues: Causes and Solutions for Teens
Understanding Black Stool: Causes and When to Seek Medical Advice
Black stool Hello doctor, I have been experiencing black stools for about 3 to 4 weeks, and they appear somewhat dark green and mostly in a ribbon-like shape. Occasionally, they return to a deep brown color for a day or two, and sometimes I have diarrhea, where the stools appear ...
Dr. Chen Shidian Reply:
→It should not be the case; alternatively, a stool occult blood test can be performed.[Read More] Understanding Black Stool: Causes and When to Seek Medical Advice
Understanding Your Digestive Issues: When to Seek Medical Advice
Diarrhea issues? Hello Doctor: I have been experiencing diarrhea more frequently in the past few days. I remember having dumplings for dinner on the 11th and had diarrhea afterward. On the 12th, I ate a fitness meal and was fine, and on the 13th, I had pasta and was also fine. Ho...
Dr. Chen Shidian Reply:
It is likely irritable bowel syndrome; it is advisable to consume low-fat and low-dairy foods, eat at regular intervals, and avoid rushing during meals.[Read More] Understanding Your Digestive Issues: When to Seek Medical Advice
Understanding Fecal Occult Blood Tests: Detecting Polyps and IBS
What are the related issues regarding fecal occult blood testing? Thank you for the doctor's response. So, polyps smaller than 1 cm cannot be detected, but polyps larger than 1 cm are benign. Does this mean that polyps smaller than 1 cm are likely to progress to colorectal c...
Dr. Chen Shidian Reply:
Polyps that are 1 cm in size are more likely to become malignant, but they can be easily detected through fecal occult blood screening. Polyps smaller than 1 cm (especially those less than 0.5 cm) are mostly benign and are less likely to yield a positive occult blood test, so the...[Read More] Understanding Fecal Occult Blood Tests: Detecting Polyps and IBS
Differentiating Between Colon Polyps and Irritable Bowel Syndrome
Distinguishing between colorectal polyps and irritable bowel syndrome (IBS)? How can I distinguish whether my current condition is colorectal polyps or irritable bowel syndrome (IBS)? My current symptoms include severe constipation (having a bowel movement every 3 to 4 days), thi...
Dr. Chen Shidian Reply:
Irritable bowel syndrome (IBS) should be considered. Polyps are a separate diagnosis and are not related to symptoms. Generally, fecal occult blood screening should begin at age 50 or older. Individuals with symptoms may consider seeking early evaluation and examination through h...[Read More] Differentiating Between Colon Polyps and Irritable Bowel Syndrome
Understanding Hepatitis B Transmission Risks: Common Concerns and FAQs
Hepatitis B transmission issues? Hello, doctor. I would like to ask about my father, who is a carrier of hepatitis B. I accidentally touched the bristles of his toothbrush with my finger and quickly washed my hands afterward. Is there still a risk of transmitting hepatitis B? Als...
Dr. Cai Anshun Reply:
Hello: 1. If there are no wounds on your fingers, touching the bristles of a toothbrush will not transmit hepatitis B. 2. Regular clothing does not carry the hepatitis B virus unless it has been contaminated with the patient's bodily fluids or blood, which can be washed away...[Read More] Understanding Hepatitis B Transmission Risks: Common Concerns and FAQs
Can Stool Tests Detect Polyps or Colon Cancer Risks?
Can fecal occult blood testing detect the presence of polyps? Today, I followed your advice and took a fecal occult blood test. When I asked the doctor some related questions, I was taken aback by his response. He said that the fecal occult blood test cannot determine whether the...
Dr. Chen Shidian Reply:
The immunochemical fecal occult blood test has high accuracy and should be used for initial screening. Domestic research reports indicate that 96.4% of patients with colorectal cancer tested positive using the immunochemical method.[Read More] Can Stool Tests Detect Polyps or Colon Cancer Risks?
Can Fecal Occult Blood Tests Detect Polyps in Colorectal Cancer?
Can fecal occult blood testing detect the presence of polyps? Hello doctor, I understand the accuracy of fecal occult blood testing for colorectal cancer. Can fecal occult blood testing detect colorectal cancer in the absence of polyps? Thank you for your response.
Dr. Chen Shidian Reply:
Only larger polyps (>1 cm) have greater predictive value. In addition, polyps <1 cm are mostly benign.[Read More] Can Fecal Occult Blood Tests Detect Polyps in Colorectal Cancer?
Understanding Blood in Stool: Causes and When to Seek Help
Passing a large amount of blood in the stool? Hello doctor, I am currently a university student and have had severe constipation issues since childhood. I am aware that I have internal hemorrhoids, but in the past few days, I have noticed a significant amount of bright red blood ...
Dr. Chen Shidian Reply:
It is likely internal hemorrhoid bleeding; further observation is recommended. If there is no improvement, please seek medical attention for topical medication and stool softeners. In general, avoid prolonged sitting and increase physical activity.[Read More] Understanding Blood in Stool: Causes and When to Seek Help
Understanding Bloating and Changes in Stool Consistency: When to Seek Help
Inquire about the issue of bloating and changes in stool diameter? I would like to ask the doctor a few questions. Twelve days ago, before the Lunar New Year, I had a big meal at a hot pot restaurant and used about half a jar of satay sauce. After returning home, I started experi...
Dr. Lin Minghui Reply:
Hello: When treating symptoms of gastroenteritis, it is important to pay attention to diet and prevent dehydration. After gastroenteritis, it takes some time for gastrointestinal function to recover. A fecal occult blood test should be meaningful. For those with a family history ...[Read More] Understanding Bloating and Changes in Stool Consistency: When to Seek Help
Understanding Blood on Toilet Paper: Is It Hemorrhoids or Something Else?
There is blood on the tissue when wiping? Is the presence of fresh blood on toilet paper when wiping due to hemorrhoids or another condition? Recently, after having a bowel movement, I experienced some pain in the anal area and a sensation of something foreign, but it resolved th...
Dr. Lin Minghui Reply:
Hello: When wiping, if there is blood on the toilet paper, common causes include hemorrhoids and anal fissures. It is advisable to reduce the intake of spicy foods and avoid prolonged sitting or standing. A consultation with a proctologist is recommended. Wishing you safety and g...[Read More] Understanding Blood on Toilet Paper: Is It Hemorrhoids or Something Else?
Understanding Right Upper Abdominal Pain Above the Navel
Mild pain slightly to the right above the navel? Hello, Doctor. For the past month and a half, I have been experiencing occasional pain just above my navel (about the size of a palm), slightly to the right. Initially, it was a sharp pain that occurred sporadically, but over the p...
Dr. Chen Shidian Reply:
If there is no weight loss, dietary or medication treatment can be considered. If convenient, a stool occult blood test can also be performed first.[Read More] Understanding Right Upper Abdominal Pain Above the Navel
Understanding Pancreatic Shadows: When to Seek Further Medical Evaluation
Pancreatic examination At the end of January, I had a CT scan, and the doctor mentioned there was a shadow on my pancreas, advising me to return for follow-up in three months. Later, I went to the Veterans General Hospital for an MRI and underwent related blood tests (about 10 it...
Dr. Chen Shidian Reply:
→ Discuss the follow-up plan with the attending physician regarding the results.[Read More] Understanding Pancreatic Shadows: When to Seek Further Medical Evaluation
Understanding Bowel Issues: Can Stool Tests Detect Colon Polyps?
Bowel issues Hello Doctor, regarding the question I asked yesterday, the doctor's suggestion was to check for fecal occult blood. Can this fecal occult blood test also detect the presence of colorectal polyps? As a follow-up to yesterday's question, I would like to add ...
Dr. Chen Shidian Reply:
It is often a functional disorder or hyperactivity syndrome; a stool examination can be performed first to rule out intestinal lesions.[Read More] Understanding Bowel Issues: Can Stool Tests Detect Colon Polyps?