D2I2.
cancer

Stomach cancer

Stomach cancer, also known as cancer, is a tumor of the stomach. It is a cancer that develops in the lining of the stomach, caused by abnormal cell growth. Most cases of stomach cancers are gastric carcinomas, which can be divided into several subtypes, including gastric adenocarcinomas. Lymphomas and mesenchymal may also develop in the stomach. Early symptoms may include , upper pain, , and loss of appetite. Later signs and symptoms may include weight loss, yellowing of the skin and whites of the eyes, vomiting, difficulty swallowing, and blood in the stool, among others. The cancer may spread from the stomach to other parts of the body, particularly the liver, lungs, bones, lining of the , and lymph nodes.

Underlined words are explained — tap any of them.

Symptoms — what it feels like

  • ·Early:
  • ·
  • ·upper pain
  • ·
  • ·belching
  • ·loss of appetiteLater: Weight loss

Causes — why it happens

  • ·Helicobacter pylori,

How it's found

  • · done during endoscopy

Prevention

  • ·Mediterranean diet, not smoking

Treatment

  • ·, , therapy, targeted therapy

Outlook

  • ·Five-year survival rate
  • ·40% (US, 2016–2022), 71% (Japan)
Plain-language summary adapted from Wikipedia. Not medical advice.