Stomach cancer, also called gastric cancer, is a disease that begins in the cells of the stomach lining. This type of cancer can develop silently and is often not detected until it is at an advanced stage. Understanding the symptoms, causes, and treatment options is essential for early diagnosis and an effective approach to disease control.
What is stomach cancer?
Stomach cancer occurs when malignant cells form in the inner layers of the stomach, creating tumors. The most common form of gastric cancer is adenocarcinoma, which accounts for approximately 90% of cases. Other forms include lymphomas, gastrointestinal stromal tumors (GISTs), and squamous cell carcinomas.
Symptoms of stomach cancer
Symptoms of stomach cancer can be vague and nonspecific, especially in the early stages. However, here are some common signs:
Persistent abdominal pain or discomfort
Loss of appetite and unexplained weight loss.
Nausea and vomiting, sometimes with blood.
Difficulty swallowing (dysphagia)
Fatigue and weakness
If you or someone you know is experiencing these symptoms, it is essential to consult a doctor for a detailed evaluation.
Causes of stomach cancer:
The causes of stomach cancer are multifactorial and may include a combination of genetic and environmental factors. Some of the most common risk factors include:
