CT Scans vs. Colonoscopy: Key Differences in Gastrointestinal Diagnosis
Gastrointestinal issues CT scan? Doctor, what are the main differences between a colonoscopy and a CT scan? How do their diagnostic capabilities differ? If a CT scan shows no issues, can that rule out any related colon diseases? Thank you! ^^
Dr. Chen Jiaming reply Surgery
Colonoscopy is a procedure that uses an endoscope to directly observe the inner wall of the colon while the bowel is inflated. This examination can diagnose various colorectal conditions such as diverticula, polyps, and both benign and malignant tumors, which can then be further ...[Read More] CT Scans vs. Colonoscopy: Key Differences in Gastrointestinal Diagnosis
Blood in Toilet After Straining: What Could It Mean?
There is blood in the toilet? Before taking a shower, I went to the toilet and strained to pass a bowel movement, which did come out. During the process, I did not feel any stinging or pain in my buttocks. I only felt a lot of pressure in my abdomen while using the toilet. When I...
Dr. Chen Jiaming reply Surgery
Based on your description, the most likely diagnosis is internal hemorrhoids, as the bleeding may have been caused by friction from the passage of hard stools, which is why there are minimal blood traces on the toilet paper (indicating no external anal lesions). The stool color i...[Read More] Blood in Toilet After Straining: What Could It Mean?
Understanding Chronic Abdominal Discomfort: CT vs. MRI for Diagnosis
Chronic abdominal discomfort and abdominal CT diagnosis? Dear Dr. Chen, Thank you for your response to this article (http://sp1.hso.mohw.gov.tw/doctor/All/ShowDetail.php?sat=1&q_no=113205). I often experience abdominal sounds around my navel accompanied by a watery sound, wh...
Dr. Chen Jiaming reply Surgery
First of all, your symptoms (frequent abdominal rumbling around the navel accompanied by a watery sound) seem more like a minor functional gastrointestinal issue, and you may be overly anxious about it. If you are trying to apply pressure to release gas and create the sound of wa...[Read More] Understanding Chronic Abdominal Discomfort: CT vs. MRI for Diagnosis
Understanding Abdominal Pain and Blood in Stool: Surgical Insights
Intestinal issues? Sudden sharp pain in the abdomen, accompanied by light red blood after a bowel movement, and tenderness when pressing around the navel.
Dr. Chen Jiaming reply Surgery
I'm sorry, but the information you provided is too fragmented to offer any medical advice. Based on the various symptoms, I recommend that you consult a gastroenterologist or a colorectal surgeon for further evaluation. If your symptoms worsen significantly, please go direct...[Read More] Understanding Abdominal Pain and Blood in Stool: Surgical Insights
Chronic Abdominal Discomfort: Insights from CT Scan and Diagnosis
Chronic abdominal discomfort and abdominal CT diagnosis? Dear Dr. Chen, I have been experiencing persistent abdominal discomfort for about 8 months, including symptoms of indigestion, bloating, and loose stools. The bloating sensation can last all day, and the discomfort is loca...
Dr. Chen Jiaming reply Surgery
After several days of contemplation and discussion with colleagues regarding the information and imaging you provided, there are no significant abnormalities observed in the gastrointestinal tract on the imaging. Indeed, the left thoracic cavity appears more prominent, which may ...[Read More] Chronic Abdominal Discomfort: Insights from CT Scan and Diagnosis
Understanding Blood in Stool: Causes and When to Seek Help
Blood in the stool Hello, doctor. Recently, I've been experiencing difficulty with bowel movements. After having a bowel movement, I notice some mucus and blood streaks on the toilet paper, but there are no blood streaks after wiping a second time. The amount of stool is not...
Dr. Chen Jiaming reply Surgery
Since you already plan to see a doctor, I recommend directly consulting a colorectal surgeon or a gastroenterologist for further evaluation, such as a colonoscopy.[Read More] Understanding Blood in Stool: Causes and When to Seek Help
Understanding Early Symptoms of Colon Cancer: Dizziness and Anemia
Colon cancer issues Hello, doctor! I would like to ask if early-stage colorectal cancer can cause dizziness and anemia. Is anemia defined as having too few red blood cells? If so, if a blood test shows a low red blood cell count, should I get tested for colorectal cancer?
Dr. Chen Jiaming reply Surgery
Anemia refers to a decrease in the total number of red blood cells or hemoglobin, which leads to reduced oxygen-carrying capacity and can easily cause dizziness. Young males have a lower likelihood of developing anemia, with most cases being hereditary familial diseases, such as ...[Read More] Understanding Early Symptoms of Colon Cancer: Dizziness and Anemia
Understanding Hard Lumps Under the Nipple: Symptoms and Treatment
Nipple lump Hello, I am a 17-year-old male. A few weeks ago, I felt a hard lump under my left nipple, approximately 3 centimeters in diameter. When I look in the mirror, the left breast appears slightly larger than the right. Generally, there is no issue, but it hurts when touche...
Dr. Chen Jiaming reply Surgery
Males do have breast tissue, although it is smaller in volume. Based on the context of male puberty, the lump you described is more likely to be normal breast tissue. Generally, the size of the left and right breasts may not be the same, so one cannot assume there is an issue wit...[Read More] Understanding Hard Lumps Under the Nipple: Symptoms and Treatment
Understanding Painful Lumps: Lipomas and Fasciitis Explained
There are 5 to 6 hard lumps? I have small hard lumps (about 0.5 cm) on my arms, thighs, calves, and knees that are painful, but they disappear after two to three weeks. My muscles also hurt, and my ankle pain feels like a sprain, but it doesn't swell. I'm feeling a bit ...
Dr. Chen Jiaming reply Surgery
Clinical diagnosis of diseases requires a comprehensive assessment, including a thorough medical history and physical examination. Making any assumptions based on partial information provided through online consultations is an irresponsible practice. It is recommended that you se...[Read More] Understanding Painful Lumps: Lipomas and Fasciitis Explained
Understanding Abdominal Pain and Weight Loss: A Surgical Perspective
The physician would like to seek your professional advice? Hello Doctor: Recently, I have been experiencing dull pain on both sides of my abdomen, sometimes accompanied by referred pain. I previously underwent an examination that revealed intestinal gas pockets. I have been self-...
Dr. Chen Jiaming reply Surgery
Given the history of diverticular disease, abdominal pain should be carefully evaluated for symptoms of diverticulitis (such as persistent worsening pain or fever). If you notice orange-red stains on toilet paper after wiping, this is likely fresh blood, which is typically due to...[Read More] Understanding Abdominal Pain and Weight Loss: A Surgical Perspective
Discomfort After Drain Removal Post-Appendectomy: What to Know
Discomfort persists even after the drainage tube has been removed? After the appendectomy on July 11, everything is fine, but there is discomfort near the rib area above the drainage tube site. Why is that?
Dr. Chen Jiaming reply Surgery
Postoperative pain at the drainage tube site within one to two months is mostly due to soft tissue damage caused by the drainage tube passing through the abdominal wall muscle layer. Generally, natural healing after surgery takes one to two months. If the pain persists beyond thi...[Read More] Discomfort After Drain Removal Post-Appendectomy: What to Know
Understanding Pain and Hardness Around the Nipple: Possible Causes
Nipple papilloma, pain, and surrounding hardness? Hello doctor, yesterday I suddenly experienced pain in my right nipple. Compared to the left side, the right side has also darkened in color. Normally, I don't feel much discomfort, but there is pain when there is friction or...
Dr. Chen Jiaming reply Surgery
In Taiwan, approximately 10,000 new cases of breast cancer are diagnosed each year, with only about 30-40 cases occurring in men. Male breast cancer is most commonly found in older adults (ages 60-80). In younger males, nipple symptoms are often due to inflammation, as the areola...[Read More] Understanding Pain and Hardness Around the Nipple: Possible Causes
Blood in Stool: When to Seek Medical Attention for Your Symptoms
Blood in the stool? Hello doctor, I would like to ask about a recent issue. Lately, after having a bowel movement, I sometimes notice a small amount of blood when wiping. Occasionally, the amount is a bit more, and there have been a few instances where I saw a few drops in the to...
Dr. Chen Jiaming reply Surgery
The presence of blood in the stool is most commonly caused by hemorrhoids or damage to the intestinal mucosa (such as after multiple episodes of diarrhea). However, it is important to rule out the possibility of benign or malignant tumors in the intestines or other lesions. If sy...[Read More] Blood in Stool: When to Seek Medical Attention for Your Symptoms
Is Blood in Stool Normal? Understanding Gastrointestinal Concerns
Rectal bleeding Hello doctor, I have irritable bowel syndrome with a constitution of damp-heat, and my stools are often sticky. A few days ago, I went to an all-you-can-eat restaurant and ate a lot. The next evening, I noticed a little blood on my stool, and today after having a ...
Dr. Chen Jiaming reply Surgery
Although the most common causes of blood in the stool are hemorrhoids or damage to the intestinal mucosa (such as after multiple episodes of diarrhea), it is important to rule out the possibility of benign or malignant tumors in the intestines or other lesions. Patients with irri...[Read More] Is Blood in Stool Normal? Understanding Gastrointestinal Concerns
Post-Laparoscopic Appendectomy: Recovery Tips and Common Concerns
Post-laparoscopic surgery Hello Doctor, I underwent laparoscopic appendectomy on July 1st. I would like to ask: 1. How long after the surgery can I start running? (1400 meters in 7-8 minutes) 2. The scab on my wound has fallen off; can I switch to using a scar patch that can be r...
Dr. Chen Jiaming reply Surgery
After laparoscopic surgery, due to smaller incisions, less pain, and quicker recovery, patients can generally return to their normal daily activities sooner. However, regarding exercise, it largely depends on the individual's level of muscle strain in the affected area. It i...[Read More] Post-Laparoscopic Appendectomy: Recovery Tips and Common Concerns
Understanding Anal Pain: Causes, Symptoms, and When to Seek Help
Anal pain Hello, I've been experiencing pain in my buttocks when having a bowel movement and while wiping. A while ago, I noticed this happened when I was eating fewer fruits and vegetables. It improved for some time but has been recurring. Recently, the pain has intensified...
Dr. Chen Jiaming reply Surgery
It is recommended to gently touch the anal area while in a squatting position to check for any protruding small lumps (which may indicate external hemorrhoids). If there are none, it could simply be skin irritation due to friction. It is advisable to improve bowel habits, such as...[Read More] Understanding Anal Pain: Causes, Symptoms, and When to Seek Help
Recommended Topical Treatments for Paronychia: What to Use?
What medication should be applied for paronychia? Paronychia, I found out at home that the doctor prescribed two types of oral medications, but the topical medication that was mentioned was not provided. Could you recommend a topical medication for me?
Dr. Chen Jiaming reply Surgery
The localized tissue inflammation (often infectious) caused by the nail results in swelling and pain. Therefore, oral medications primarily consist of antibiotics and anti-inflammatory pain relievers, while topical ointments are mostly antibiotic-containing creams (commonly known...[Read More] Recommended Topical Treatments for Paronychia: What to Use?
Understanding Indentations in the Lower Leg After a Motorcycle Accident
Depression on the anterior medial side of the lower leg after a car accident? Hello Doctor, I was in a car accident on July 14, 2016, where my left foot was caught between a motorcycle and a car. At that time, I only sustained a minor crush injury and was able to walk, so I did n...
Dr. Chen Jiaming reply Surgery
I apologize, but it is difficult to determine the cause of your indentation based solely on a textual description without an actual physical examination. I recommend that you visit an orthopedic outpatient clinic for evaluation. It may even be necessary to obtain X-rays to assist...[Read More] Understanding Indentations in the Lower Leg After a Motorcycle Accident
Understanding Irritable Bowel Syndrome: When to Consider a Colonoscopy
I have some discomfort in my abdomen? Hello doctor, I often feel gassy in my abdomen and occasionally experience pain, but usually, it resolves after passing gas. These symptoms can occur multiple times a day, but not every day. After consulting a doctor, I was diagnosed with irr...
Dr. Chen Jiaming reply Surgery
Your collection method is reasonable and correct. You may be concerned about the presence of blood on the surface of the stool without it being detected, but stool is a mixture from the intestinal process. Generally, a colonoscopy is performed to confirm the presence of tumors, p...[Read More] Understanding Irritable Bowel Syndrome: When to Consider a Colonoscopy
Understanding Gallbladder Polyps: Accuracy of CT vs. Ultrasound
Gallbladder polyp issues? Hello, doctor! In April of this year, a CT scan of my abdomen revealed a polyp in my gallbladder measuring 0.17 cm. In June, an ultrasound showed the gallbladder polyp measuring 0.5 cm by 0.6 cm by 0.5 cm. I would like to know which imaging modality is m...
Dr. Chen Jiaming reply Surgery
The sizes of two different imaging examinations are not suitable for direct comparison. Generally, computed tomography (CT) has a higher resolution and smaller measurement error, but this is applicable to larger lesions. This is because CT captures images at intervals of 0.5 cm, ...[Read More] Understanding Gallbladder Polyps: Accuracy of CT vs. Ultrasound