Rectal cancer, Oncology FAQ - Page 4

Share to:
Understanding Symptoms: Could It Be IBS or Colorectal Cancer?

Please help me? I have recently been experiencing bloating and a lack of appetite, and I feel nauseous after eating. Previously, I had blood in my stool, and now my stools have become thinner, with occasional diarrhea. I feel anemic and sometimes have difficulty passing stool. In...


Dr. Chen Sirong Reply:
Hello: 1. The likelihood of developing colorectal cancer at the age of 13 is very low. 2. Irritable bowel syndrome may be more likely. 3. You should consult a colorectal surgeon or a gastroenterologist. 4. After treatment for colorectal cancer, some patients may experience recurr...

[Read More] Understanding Symptoms: Could It Be IBS or Colorectal Cancer?


Understanding Neck Lumps: Concerns for Cancer Patients and Symptoms to Watch

Neck mass? Hello, about 8-9 years ago, my mother was diagnosed with rectal cancer. After surgery, her condition was good, and there were no visible issues. However, four years ago, it was discovered that the cancer had metastasized to her lungs, and after another surgery, she bec...


Dr. Fan Sheng Reply:
Doris: Based on your description, lymphatic metastasis from rectal cancer remains the primary concern. It is advisable to perform blood tests for tumor markers related to rectal cancer, conduct a chest X-ray, and perform a liver ultrasound to check for any metastatic lesions else...

[Read More] Understanding Neck Lumps: Concerns for Cancer Patients and Symptoms to Watch


Understanding Retinal Pigment Deposits: Potential Links to Cancer and Diagnosis

Retinal pigment deposition I have been diagnosed with retinal pigment deposits in my right eye by an ophthalmologist, who informed me that this could be a precursor to colon cancer. However, my blood tests conducted by a gastroenterologist came back normal. Is there a possibility...


Dr. Fan Sheng Reply:
ELMER: There is a hereditary form of colorectal cancer known as Familial Adenomatous Polyposis (FAP). Within FAP families, there is a subtype called Gardner's syndrome. Patients with Gardner's syndrome develop multiple thickened lesions in the retinal pigment epithelium...

[Read More] Understanding Retinal Pigment Deposits: Potential Links to Cancer and Diagnosis


Understanding Stage IV Rectal Cancer Treatment Options and Prognosis

Colorectal cancer Hello, Doctor: My mother has stage IV rectal cancer, and recently three tumors measuring about 1 to 3 centimeters were found on her liver, with a CEA level of 45. Since she has already tried several medications, we decided to use Cetuximab, along with 5FU and CP...


Dr. Chen Sirong Reply:
Hello: 1. I agree with the approach taken by this physician. 2. I am not optimistic; I suggest you discuss the effectiveness of Oxaliplatin with your attending physician. Sincerely, Dr. Chen Sih-Rong, Oncology.

[Read More] Understanding Stage IV Rectal Cancer Treatment Options and Prognosis


Managing Stage IV Rectal Cancer: Treatment Options and Prognosis

Stage IV rectal cancer Hello Doctor: My mother has stage IV rectal cancer, and recently three tumors approximately 1-3 cm in size were found on her liver. Her CEA level is 45. Since she has already used several medications, we decided to use Cetuximab, along with 5-FU and CPT-11 ...


Dr. Chen Sirong Reply:
Hello: 1. I agree with this physician's approach. 2. I am not optimistic; I suggest you discuss the efficacy of Oxaliplatin with your attending physician. Sincerely, Dr. Chen Sih-Rong, Oncology.

[Read More] Managing Stage IV Rectal Cancer: Treatment Options and Prognosis


Understanding Colorectal Cancer: A Grandfather's Journey and Treatment Options

My grandfather has been diagnosed with colorectal cancer? Hello, doctor. My grandfather (80 years old this year) was diagnosed with colon cancer last year. He underwent surgery in mainland China to remove a section of his intestine and received chemotherapy for 2-3 months. Howeve...


Dr. Chen Sirong Reply:
Hello: 1. It should be either metastasis or recurrence; confirmation is necessary, and a biopsy may be required for verification. However, most people accept the diagnosis and proceed with further treatment without confirmation. The prognosis is quite serious, and the current c...

[Read More] Understanding Colorectal Cancer: A Grandfather's Journey and Treatment Options


Could a Movable Lump Near the Anus Indicate Rectal Cancer?

Rectal cancer Hello Dr. Chen, I have a question: There is a movable lump near the anus, and there is no blood in the stool. Is it possible that this could be rectal cancer? (My mother is a rectal cancer patient.)


Dr. Chen Sirong Reply:
Hello: Based on your statement, I am unable to provide a judgment. I recommend consulting a colorectal surgeon for a diagnosis. Wishing you good health.

[Read More] Could a Movable Lump Near the Anus Indicate Rectal Cancer?


Treatment Options for Lymphoma in Patients with Metastatic Cancer

Lymphoma My mother-in-law has a history of colorectal cancer and vaginal cancer, which has now metastasized to lymph node cancer located in the lower abdomen and the lymph nodes near the blood vessels behind the intestines. Due to the proximity of the cancer to the kidneys, she i...


Dr. Chen Sirong Reply:
Hello: 1. The reasons for being unable to undergo radiation therapy may include: 1. Poor physical condition. 2. The extent of the disease is too large. However, if the issue is merely proximity to the kidneys, advanced techniques such as Intensity-Modulated Radiation Therapy (IMR...

[Read More] Treatment Options for Lymphoma in Patients with Metastatic Cancer


Understanding Rising CEA Levels: Implications for Cancer Screening

The CEA levels in the health checkup have been increasing year by year? Doctor: Hello. I am 52 years old and underwent surgery for a benign meningioma 25 years ago. My father passed away from colorectal cancer a few years ago, and my mother had endometrial cancer but is doing wel...


Dr. Fan Sheng Reply:
Mr. Wang An: 1. The normal reference ranges may vary each year due to differences in testing equipment or reagents. 2. A CEA level below 4 is generally considered normal. However, in the presence of cancer, CEA levels may not necessarily rise. Given your family history of colorec...

[Read More] Understanding Rising CEA Levels: Implications for Cancer Screening


Understanding Side Effects of Chemotherapy for Colorectal Cancer Metastasis

Colorectal cancer metastasizing to lung cancer and liver cancer? Hello doctor, my grandfather had surgery for colon cancer four years ago, and in the past one to two years, he has had surgeries for metastatic lung cancer and liver cancer. He started using the drug Erbitux two mon...


Dr. Chen Sirong Reply:
Hello: 1. Are platinum compounds the same as erblifux? You should know! 2. Platinum compounds refer to substances like cisplatin and oxaliplatin. 3. The side effects are as follows: (1) Bone marrow suppression: It has an inhibitory effect on the main components in the blo...

[Read More] Understanding Side Effects of Chemotherapy for Colorectal Cancer Metastasis


Understanding Why CEA Levels Rise After Colon Cancer Surgery and Chemotherapy

Why does CEA remain elevated after colon cancer resection and chemotherapy? Dear Doctor, My mother was diagnosed with a colon tumor at the end of January this year, with an initial CEA level of 114. After the Lunar New Year, she underwent a resection surgery one week later, and ...


Dr. Chen Sirong Reply:
Hello: 1. An increase in CEA levels does not necessarily indicate a clear recurrence of cancer. 2. I also recommend continuing with 5-FU chemotherapy, as it is the most effective drug for colorectal cancer and is the standard treatment; furthermore, examinations have not shown an...

[Read More] Understanding Why CEA Levels Rise After Colon Cancer Surgery and Chemotherapy


Understanding CEA Levels: Do You Need Colon Cancer Screening?

Carcinoembryonic Antigen (CEA) Recently, I underwent a physical examination due to constipation and hemorrhoids. The results showed a carcinoembryonic antigen (CEA) level of 3.1 µg/L. My stool is hard but there is no occult blood. I do not smoke. Should I be screened for colorect...


Dr. Chen Sirong Reply:
Hello: The normal value for CEA is <4, which can be monitored every three to six months or during a general health check-up. (A) Alternatively, a colonoscopy or barium enema can be performed. (B) CEA levels can be elevated due to (1) malignant tumors such as those in the gastr...

[Read More] Understanding CEA Levels: Do You Need Colon Cancer Screening?


Unusual Urination Symptoms After Rectal Cancer Surgery: What to Know

Urinary excretion of foreign objects? Thank you, Dr. Lin, for your previous response. I have some additional concerns regarding my father's health: 1. On one occasion, my father experienced dark-colored urine accompanied by severe pain. We suspect it might be related to hi...


Dr. Lin Zongzhe Reply:
Hello: 1. If the urine appears dark, a urinalysis and microscopic examination can be performed first to determine the subsequent management. 2. If you feel uncomfortable after surgery, you can ask the physician to prescribe some medications for symptom control. Patients should pa...

[Read More] Unusual Urination Symptoms After Rectal Cancer Surgery: What to Know


Managing Post-Radiation Bleeding After Rectal Cancer Treatment

Post-treatment bleeding Dear Doctor, My father experienced bleeding from the anus after undergoing radiation therapy for rectal cancer. The treating physician mentioned that the radiation dose was too strong, but it was necessary to combat the cancer. I would like to ask for yo...


Dr. Lin Zongzhe Reply:
Hello: The area around the anus is prone to infections, so the primary task is to keep the affected area clean. During this time, it is advisable to consume lighter foods. Additionally, you may ask your physician to prescribe an ointment for use on the affected area. Sincerely, D...

[Read More] Managing Post-Radiation Bleeding After Rectal Cancer Treatment


Understanding Colon Cancer: Severity, Treatment, and Survival Rates for Young Patients

Colorectal cancer Colon cancer (diagnosed in September after issues arose in January) requiring the placement of a vascular graft and chemotherapy indicates a serious condition. The patient is 29 years old with no family history of the disease, has a low water intake, and is a pi...


Dr. Lin Zongzhe Reply:
Hello: (1) For metastatic colorectal cancer, the standard treatment is chemotherapy. Some stage II and stage III patients must also receive six months of adjuvant chemotherapy after surgery. Long-term infusion chemotherapy usually requires the placement of a vascular access devic...

[Read More] Understanding Colon Cancer: Severity, Treatment, and Survival Rates for Young Patients


Can Lifestyle Changes Reduce Cancer Risk in Genetic Cases?

Can improving lifestyle habits reduce the risk? Hello: I would like to ask, many people say that changing lifestyle habits can reduce the risk of cancer, but for hereditary cancers (such as breast cancer and colorectal cancer), can improving lifestyle or dietary habits effectivel...


Dr. Zeng Yuhua Reply:
Hello! Good dietary habits can somewhat reduce the risk of cancer. As you mentioned, both breast cancer and colorectal cancer are somewhat related to a high-fat diet, and of course, a family history should be taken into special consideration. The causes of cancer are often relate...

[Read More] Can Lifestyle Changes Reduce Cancer Risk in Genetic Cases?


Does Long-Term Antiperspirant Use Increase Breast Cancer Risk?

Does long-term use of antiperspirants lead to breast cancer? I am a heavy user of antiperspirants, and I came across an article titled "The Cause of Toxin Accumulation Leading to Malignant Tumors is... Antiperspirants." The content states that women who use antiperspira...


Dr. Fan Sheng Reply:
Ms. Chen: The mechanism of antiperspirants is to temporarily block the sweat gland openings using aluminum salts. There are no reports in the medical literature linking them to any form of cancer, so please do not easily believe such rumors; otherwise, it would be difficult to se...

[Read More] Does Long-Term Antiperspirant Use Increase Breast Cancer Risk?


Is King Trumpet Mushroom Effective Against Liver Cancer Metastasis?

Maitake mushroom Hello, I would like to ask about a food called Agaricus blazei (Brazilian mushroom). I'm wondering if it is effective for liver cancer that has metastasized from colorectal cancer. Thank you!


Dr. Yang Youhua Reply:
There are numerous health supplements on the market that claim to be effective in treating cancer. If these claims were true, oncologists would likely be out of business. The effectiveness of any drug (or food) in treating cancer must be determined through rigorous clinical trial...

[Read More] Is King Trumpet Mushroom Effective Against Liver Cancer Metastasis?


Understanding Tumor Markers: Do Negative Blood Tests Guarantee No Cancer?

Tumor markers Dr. Yang: Hello, I would like to ask you, if blood tests for tumor markers show no issues, does that mean there are definitely no problems? Thank you.


Dr. Yang Youhua Reply:
This depends on the clinical situation. Tumor markers are one of the reference data points. For example, the tumor marker for colorectal cancer is CEA (carcinoembryonic antigen), but not every patient with colorectal cancer will have elevated CEA levels; some may have normal leve...

[Read More] Understanding Tumor Markers: Do Negative Blood Tests Guarantee No Cancer?


Previous|Page