Why are some cancers harder to treat than others?

What type of cancer is most difficult to treat?

a) Oesophageal cancer

Oesophageal cancer is one of the most lethal cancers and it is difficult to treat. Unfortunately early detection of this cancer is very difficult simply because in the early phase of this cancer smaller tumours often cause few or no symptoms.

Why are some cancers more aggressive than others?

The interior of a cancer tumour is a hostile environment with oxygen deficiency, low pH levels and lack of nutrients. The cells that survive in this environment are called “stressed cells” and are considered to be more aggressive.

Which cancer can be treated easily?

TLDR: the most curable forms of cancer include: colon cancer, pancreatic cancer, breast cancer, prostate cancer, and lung cancer. Stage 1 cancer is also curable, especially when caught in its early stages.

Why do some cancers not respond to treatment?

Cancer cells may stop taking in the drugs because the protein that transports the drug across the cell wall stops working. The cancer cells may learn how to repair the DNA breaks caused by some anti-cancer drugs. Cancer cells may develop a mechanism that inactivates the drug.

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How long does it take for pancreatic cancer to go from Stage 1 to Stage 4?

We estimate that the average T1-stage pancreatic cancer progresses to T4 stage in just over 1 year.

What are the worst cancers to have?

Top 5 Deadliest Cancers

  • Prostate Cancer.
  • Pancreatic Cancer.
  • Breast Cancer.
  • Colorectal Cancer.
  • Lung Cancer.

What is chemo rage?

Sometimes people with cancer worry about, joke about, or become frustrated by what they describe as mental cloudiness or changes they might notice before, during, and after cancer treatment. This cloudiness or mental change is commonly referred to as chemo brain.

What are rare cancers?

Most types of cancer are considered rare, and they are often more difficult to prevent, diagnose, and treat than the more common cancers. Because there are fewer cases, research is difficult. Examples of rare cancers are anal, stomach, and laryngeal cancer.

What is aggressive tumor?

Listen to pronunciation. (uh-GREH-siv) In medicine, describes a tumor or disease that forms, grows, or spreads quickly. It may also describe treatment that is more severe or intense than usual.

What are 7 warning signs of cancer?

These are potential cancer symptoms:

  • Change in bowel or bladder habits.
  • A sore that does not heal.
  • Unusual bleeding or discharge.
  • Thickening or lump in the breast or elsewhere.
  • Indigestion or difficulty in swallowing.
  • Obvious change in a wart or mole.
  • Nagging cough or hoarseness.

Which cancer is the fastest killing?

Pancreatic cancer is hard to diagnose early and so – when it is diagnosed – there needs to be a sense of urgency in treating people with the disease, as it is the quickest killing cancer.

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Can cancers be cured?

Treatment. There are no cures for any kinds of cancer, but there are treatments that may cure you. Many people are treated for cancer, live out the rest of their life, and die of other causes. Many others are treated for cancer and still die from it, although treatment may give them more time: even years or decades.