Colorectal cancer, Gastroenterology and Hepatology FAQ - Page 4

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Is It Possible to Have Colon Cancer? Understanding Your Symptoms and Concerns

Is it possible to have colorectal cancer? Hello Doctor: I have been experiencing irregular bowel movements; sometimes I go more than three times a day, and other times I have difficulty passing stool. When I do, it is usually in a soft, cylindrical shape but not hard. Recently, I...


Dr. Cai Anshun Reply:
Hello: It may not necessarily be colorectal cancer; it's important to maintain a regular diet and lifestyle. If you notice any abnormalities in your stool, it is advisable to first test for fecal occult blood. The likelihood of gastric ulcers is certainly higher than that of...

[Read More] Is It Possible to Have Colon Cancer? Understanding Your Symptoms and Concerns


Understanding Elevated FOBT Results: Should You Worry About Colon Cancer?

Fecal occult blood test (FOBT) value greater than 30? Hello, doctor. Last month, during my company's health check-up, it coincided with the first day of my menstrual period. I informed the nurse that I would submit my stool and urine samples later. The nurse advised that it ...


Dr. Chen Shidian Reply:
To address anxiety, a colonoscopy may be performed. If the values are not high, there is no need to worry.

[Read More] Understanding Elevated FOBT Results: Should You Worry About Colon Cancer?


Changes in Bowel Habits: When to Consider a Colonoscopy?

Changes in bowel habits Hello, doctor. Previously, I would have a bowel movement every 2-3 days, sometimes normal and sometimes with diarrhea. Even when I felt discomfort in my abdomen, it would usually disappear after I had a bowel movement. About a month ago, I started feeling ...


Dr. Cai Anshun Reply:
Hello: Since there are no significant changes in bowel habits and if there is no family history of colorectal cancer, you can first test for fecal occult blood. If there are any issues, then consider a colonoscopy. Changhua Hospital cares about your health. Dr. Tsai An-Shun.

[Read More] Changes in Bowel Habits: When to Consider a Colonoscopy?


Understanding Yellow and Black Stool: GERD and Potential Concerns

Stool that is yellow with black streaks and gastroesophageal reflux? Hello doctor, two months ago I underwent an upper gastrointestinal endoscopy which diagnosed me with gastroesophageal reflux disease and Barrett's esophagus, but I do not have Helicobacter pylori or any gas...


Dr. Chen Shidian Reply:
It is unlikely to be related to colorectal cancer; further observation is sufficient.

[Read More] Understanding Yellow and Black Stool: GERD and Potential Concerns


Understanding Yellow Stool with Black Spots: GERD and Potential Concerns

Stool that is yellow with black streaks and gastroesophageal reflux disease (GERD)? Hello doctor, two months ago I underwent an endoscopy which diagnosed me with gastroesophageal reflux disease and Barrett's esophagus, but I do not have Helicobacter pylori or any gastric ulc...


Dr. Chen Shidian Reply:
It is unlikely to be related to colorectal cancer; further observation is sufficient.

[Read More] Understanding Yellow Stool with Black Spots: GERD and Potential Concerns


Understanding the Risks of Adenomas and Colon Cancer After Polypectomy

Adenoma found during colonoscopy? Hello, Dr. Tsai: I would like to ask you about a recent colonoscopy I had, which revealed a benign adenoma smaller than 1 centimeter. It has been removed, and I am scheduled for follow-up examinations every two years to check for any dysplasia. I...


Dr. Cai Jinji Reply:
Hello Mr. Han: If there are small adenomas, it is advisable to address them, as this will certainly reduce the risk of progression to colorectal cancer; however, it is not absolute, as there are many factors involved. Adenomas are generally benign, but if left untreated, they may...

[Read More] Understanding the Risks of Adenomas and Colon Cancer After Polypectomy


Understanding Gastrointestinal Issues: Polyp, IBS, or Inflammation?

Polyp? Irritable bowel? Inflammation? Two weeks ago, I noticed that I had to exert more effort when using the restroom, and I was passing gas more frequently. I also felt a lingering urge to have a bowel movement after finishing. A week ago, before seeing the doctor (I had my app...


Dr. Hu Guozheng Reply:
Hello Wang Youxin, your situation sounds like you previously experienced some constipation issues. After medication, your constipation has partially improved, but you are experiencing other symptoms. Firstly, a weight loss of 0.6 kilograms may not have significant clinical implic...

[Read More] Understanding Gastrointestinal Issues: Polyp, IBS, or Inflammation?


Understanding Stool Color Changes: What Your Digestive Health May Indicate

Stool color Hello, I have stage 3B lung adenocarcinoma and am currently undergoing treatment with Anlotinib. I just had a PET scan last Friday, and aside from some highlights in the lungs, everything else appeared normal. Recently, my bowel movements have varied: a few days ago, ...


Dr. Chen Shidian Reply:
It is likely a case of acute gastroenteritis, not gastrointestinal cancer. Any potential side effects of the medication should be discussed with the attending physician.

[Read More] Understanding Stool Color Changes: What Your Digestive Health May Indicate


Understanding Digestive Sounds and Bowel Changes: When to Seek Help

Bowel issues Hello Doctor, I often notice that my stomach makes sounds (similar to digestive noises) quite frequently, especially after eating. It usually happens a couple of times after a while. Could this be related to my eating habits? Additionally, I have a mild case of exter...


Dr. Cai Anshun Reply:
Hello: 1. It is likely just the sound of intestinal peristalsis; if there is no cramping pain, there is no need to worry too much. 2. It is recommended to increase your fluid intake and consume more fruits and vegetables. If there is no improvement, you may consult a gastroentero...

[Read More] Understanding Digestive Sounds and Bowel Changes: When to Seek Help


Understanding Abnormal CEA Levels: What You Need to Know

Abnormal CEA (Carcinoembryonic Antigen) levels in health checkup? Hello, doctor. At the end of last year, my CEA level was abnormal at 6.71. I have gastroesophageal reflux disease, and in March of last year, I underwent an upper gastrointestinal endoscopy and a colonoscopy. Aside...


Dr. Lin Minghui Reply:
Hello: Carcinoembryonic antigen (CEA) levels can be elevated in cases of mucosal lesions, inflammation, and carcinogenesis. CEA is a tumor marker primarily associated with colorectal cancer. In addition to colorectal cancer, elevated CEA levels can also be seen in other cancers s...

[Read More] Understanding Abnormal CEA Levels: What You Need to Know


Understanding Fecal Occult Blood Test: Implications of a 350 Index

Fecal occult blood test index: 350? If the index exceeds 100, it is considered positive. Does a higher value indicate a higher probability of colorectal cancer?


Dr. Lin Minghui Reply:
Hello: An abnormal result from an immunochemical fecal occult blood test indicates potential issues in the colon, but it does not necessarily mean colon cancer. Domestic studies show that 40% of individuals with abnormal results from the immunochemical fecal occult blood test wer...

[Read More] Understanding Fecal Occult Blood Test: Implications of a 350 Index


Understanding Sticky Stool: Is It Digestive Issues from High Protein Diet?

Is the sticky consistency of stool after a bowel movement due to overeating and resulting in indigestion? Hello Doctor, during my muscle-building phase, I need to consume protein equivalent to 1.6 times my body weight and 4-5 times the amount of carbohydrates. For the past three ...


Dr. Chen Shidian Reply:
It is likely due to the food (taro), so it is recommended to make adjustments first.

[Read More] Understanding Sticky Stool: Is It Digestive Issues from High Protein Diet?


Could My Symptoms Indicate Colorectal Cancer? Understanding Digestive Issues

Could this be colon cancer? Hello Doctor, since June, I have been experiencing frequent diarrhea, with my bowel movements changing from a regular once a day to 1 to 3 times a day. At that time, I consulted a doctor who diagnosed me with irritable bowel syndrome. After taking medi...


Dr. Yang Zhichao Reply:
Hello Mr. Avi, based on your description, irritable bowel syndrome, colorectal cancer, and other inflammatory bowel diseases are all possibilities, especially considering the weight loss you mentioned. You may want to discuss this with your doctor for further evaluation. Thank yo...

[Read More] Could My Symptoms Indicate Colorectal Cancer? Understanding Digestive Issues


Blood in Stool Without Bleeding on Wipe: Is It Hemorrhoids?

Blood in the stool, but no blood on the toilet paper? Hello, doctor. Today, when I went to the bathroom, I noticed that one stool had no blood, but the others did, and there was blood in the toilet as well. However, there was no blood when I wiped. Could this be hemorrhoids? I&#x...


Dr. Yang Zhichao Reply:
Hello, based on your description, there is a higher likelihood of internal hemorrhoids or anal fissures. If there is a family history of colorectal cancer and you continue to experience rectal bleeding, it is advisable to consult a physician for evaluation. Thank you for your inq...

[Read More] Blood in Stool Without Bleeding on Wipe: Is It Hemorrhoids?


Understanding Blood in Stool: Possible Causes and Concerns

Diarrhea with blood? Hello doctor, two days ago around noon, I experienced lower abdominal pain and went to the bathroom. After finishing, I noticed blood, which was bright red. Even after that, I still felt an unusual tightness in my lower abdomen. Five hours later, I had anothe...


Dr. Cai Anshun Reply:
Hello: A bacterial infection can also cause bloody diarrhea, and it does not necessarily indicate cancer. If there is no improvement, it is recommended to consult a gastroenterologist. Changhua Hospital cares about your health. Dr. Tsai An-shun.

[Read More] Understanding Blood in Stool: Possible Causes and Concerns


Understanding Recurrence of Colon Cancer: Treatment Options and Considerations

Colorectal cancer recurrence After the family member underwent tumor resection for colorectal cancer and completed a full round of chemotherapy with health insurance medications, the doctor recommended returning to first-line treatment. However, the CT report indicates: "Gro...


Dr. Cai Jinji Reply:
Hello Mr. Hsiao Wu: Due to the uncertainty regarding your family's situation (which may be quite serious), it is recommended to discuss directly with your family member's physician for clearer guidance. Director Cai Jin-ji, Department of Hepatobiliary and Gastroenterolo...

[Read More] Understanding Recurrence of Colon Cancer: Treatment Options and Considerations


Understanding Constipation and Its Potential Link to Colorectal Cancer

Constipation issues? Doctor, I previously had normal bowel movements, but I have now developed diarrhea (which has not improved much). The internet suggests it could be colon cancer. I also experience lower abdominal pain, specifically in the same area, and I often pass gas (I&#x...


Dr. Chen Shidian Reply:
It is likely a case of abnormal peristaltic digestion. Increasing the intake of fruits and vegetables is recommended, and further observation is advised.

[Read More] Understanding Constipation and Its Potential Link to Colorectal Cancer


Understanding Rectal Bleeding: When to Seek Medical Attention

Rectal bleeding I have been experiencing frequent rectal bleeding during bowel movements, with about seven to eight instances of bleeding out of ten. This has been ongoing for several months. After bowel movements, there is usually a significant amount of blood in the toilet, and...


Dr. Yang Zhichao Reply:
Hello Mr. Lei, you can still consult a gastroenterologist for further examination, which will provide you with more peace of mind. Thank you for your question.

[Read More] Understanding Rectal Bleeding: When to Seek Medical Attention


Understanding Sudden Abdominal Pain: Signs and Concerns for Your Gut Health

Intermittent abdominal pain? Recently, I've been experiencing sudden cramping pain in my lower abdomen that lasts for a few seconds and then disappears. Sometimes I feel a strong urge to have a bowel movement, but when I get to the toilet, I can't go. It feels like ther...


Dr. Yang Zhichao Reply:
Hello Benson, based on your age, it is less likely to be colorectal cancer. If you are concerned, you can consult a gastroenterologist for further evaluation and arrange for tests. Thank you for your question.

[Read More] Understanding Sudden Abdominal Pain: Signs and Concerns for Your Gut Health


Understanding Digestive Issues: Gas, Constipation, and Concerns About Colon Cancer

Bowel-related issues? Hello, doctor. I have a history of bloating and constipation. Over the past 2 to 3 weeks, my bloating has become severe enough that I have little appetite, and my stools have become much thinner, about the thickness of my thumb. Occasionally, I experience di...


Dr. Yang Zhichao Reply:
Hello, Miss Anonymous. If your symptoms do not improve with medication, you may want to discuss with your doctor the possibility of scheduling a colonoscopy. The likelihood of colorectal cancer is low, so you shouldn't be too concerned. If the examination shows no issues, it...

[Read More] Understanding Digestive Issues: Gas, Constipation, and Concerns About Colon Cancer


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