Which test for pancreatic cancer is the most accurate?

Written by Liu Liang
Oncology
Updated on September 14, 2024
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Abdominal ultrasound and abdominal CT scans are the most commonly used imaging methods for diagnosing pancreatic cancer. Additionally, it is important to consider the patient's symptoms and blood tests for tumor markers, mainly IP antigen, CEA, and CA19-9. Confirming pancreatic cancer requires a biopsy to find cancer cells, which is the gold standard for diagnosis. Other tests can serve as screening and adjunct diagnostic tools. Confirmation requires a biopsy for pathological diagnosis or direct radical surgery followed by a postoperative pathological confirmation.

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Written by Liu Liang
Oncology
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How to screen for pancreatic cancer

Pancreatic cancer is a common malignant tumor of the digestive tract. Due to its high malignancy and rapid progression, it severely affects human health. So how should pancreatic cancer patients be screened? Generally, abdominal ultrasound examination is the primary screening method. Another method is the examination of tumor markers, mainly carcinoembryonic antigen (CEA) and CA19-9. CA19-9 is a tumor marker with relatively high specificity and sensitivity for the diagnosis of pancreatic cancer. Therefore, during physical examinations, we can draw blood to check these tumor markers. If there is a significant increase in CA19-9 or CEA, further examinations of the pancreas, such as ultrasound or CT of the pancreas, should be conducted to further investigate whether there is a tumor in the pancreas.

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Written by Liu Liang
Oncology
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Is a pancreatic tumor the same as pancreatic cancer?

Pancreatic tumors include benign and malignant tumors of the pancreas. Common benign pancreatic tumors include insulinomas, which can cause hypoglycemia due to excessive insulin secretion. Other benign tumors of the pancreas include adenomas, lipomas, and fibromas, which are relatively rare clinically. Malignant tumors of the pancreas are commonly referred to as pancreatic cancer, which has a high degree of malignancy. Early-stage pancreatic cancer patients are primarily treated with surgery.

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Written by Liu Liang
Oncology
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Which test for pancreatic cancer is the most accurate?

Abdominal ultrasound and abdominal CT scans are the most commonly used imaging methods for diagnosing pancreatic cancer. Additionally, it is important to consider the patient's symptoms and blood tests for tumor markers, mainly IP antigen, CEA, and CA19-9. Confirming pancreatic cancer requires a biopsy to find cancer cells, which is the gold standard for diagnosis. Other tests can serve as screening and adjunct diagnostic tools. Confirmation requires a biopsy for pathological diagnosis or direct radical surgery followed by a postoperative pathological confirmation.

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Written by Zhou Chen
Oncology
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What are the symptoms of pancreatic cancer?

The clinical manifestations of pancreatic cancer mainly depend on the location of the cancer, the stage of the disease, whether there is metastasis, and the involvement of adjacent organs. The clinical characteristics include a short disease course, rapid progression, and swift deterioration. The most common symptom is upper abdominal distension and discomfort, pain, though not all patients experience tenderness; if tenderness is present, it aligns with the area of pain felt. Pain is a primary symptom of pancreatic cancer, present whether the cancer is located in the head or the body/tail of the pancreas. Jaundice is a main symptom of cancer in the head of the pancreas, and patients often exhibit more severe gastrointestinal symptoms, most commonly loss of appetite, followed by nausea and vomiting. There might also be diarrhea or constipation, even melena. Diarrhea is often steatorrhea. In the early stages of pancreatic cancer, common symptoms include weight loss and fatigue.

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Written by Liu Liang
Oncology
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Dietary Taboos for Patients with Pancreatic Cancer

Regarding the dietary restrictions for pancreatic cancer patients, there are no specific prohibitions. The main recommendation is to avoid what we typically refer to as junk food, such as barbecued foods and pickled products. Aside from avoiding these foods, it is important to focus on a nutritious and balanced diet, with a good mix of both meat and vegetables. Additionally, because pancreatic cancer patients may experience symptoms like abdominal pain, nausea, vomiting, and a feeling of fullness or discomfort in the upper abdomen, the diet should primarily consist of light and easily digestible foods. In doing so, while ensuring that the patient receives sufficient nutrition, it is best to consume foods that are easy to digest and nutritionally balanced.