Health News 13/06/2025 14:57

7 Early Warning Signs of Stomach Cancer You Should Never Ignore

7 dấu hiệu ung thư dạ dày giai đoạn sớm, ai cũng cần biết kẻo di căn xa

Stomach cancer is becoming increasingly common, especially in Asia. Unfortunately, its early symptoms are often mistaken for ordinary digestive issues. Many patients dismiss the signs, believing it’s just gastritis or indigestion—until the pain becomes unbearable, and by then, the disease may have reached an advanced stage or even spread.

So how can you detect stomach cancer early? Here are 7 crucial warning signs that everyone should be aware of:


1. Persistent Abdominal Pain and Bloating

One of the first signs of stomach cancer is vague, persistent abdominal discomfort. About 70% of early-stage patients report feeling bloated, full, or slightly painful after meals or when lying down. This symptom is easy to overlook but should not be ignored if it occurs frequently.


2. Frequent Heartburn or Acid Reflux

If you regularly experience heartburn, acid reflux, or a burning sensation after eating, it may be more than just acid reflux disease. These symptoms can also signal early-stage damage to the stomach lining, which can progress into cancer over time.


3. Loss of Appetite and Disinterest in Food

Chronic stomach inflammation or the presence of abnormal cells can lead to reduced appetite. People may feel full quickly or lose interest in food altogether. If this continues for weeks without a clear reason, it could be a red flag for something more serious.


4. Unusual Changes in Stool Appearance

One subtle but important sign is a change in your stool. In some cases, internal bleeding from the stomach can cause black, tarry, or blood-tinged stools. If you notice these changes, especially accompanied by other symptoms, consult a doctor immediately.


5. Sudden, Unexplained Weight Loss

Unexplained weight loss is a hallmark symptom of many types of cancer, including stomach cancer. The disease can suppress appetite and interfere with nutrient absorption, leading to rapid, unintended weight loss.


6. Constant Fatigue or Weakness

Cancer cells can weaken your body over time. People with early-stage stomach cancer often feel tired, sluggish, and drained, even without exertion. If this kind of fatigue persists, it’s time to get checked.


7. Nausea and Vomiting Blood

Experiencing nausea and especially vomiting blood is a serious warning sign. If this occurs—even just once—seek immediate medical attention. It could be due to bleeding tumors or severe damage to the stomach lining.


🔍 Conclusion

Your body speaks—listen closely. Stomach cancer is treatable, even curable, when detected early. If you experience two or more of these symptoms for more than two weeks, don’t wait. Visit a trusted healthcare provider and ask about screening or endoscopy.

👉 Caring for your digestive health is caring for your life.

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