What is Mesothelioma and Where Does it Occur in the Body?


Hello and welcome to this article about mesothelioma. Mesothelioma is a type of cancer that affects the lining of the lungs, abdomen, or heart. It is a rare but aggressive cancer that is caused by exposure to asbestos. In this article, we will discuss what mesothelioma is, where it occurs in the body, and how it can be treated.

If you or someone you know has been diagnosed with mesothelioma, it is important to seek medical attention and legal advice. Mesothelioma is often linked to workplace exposure to asbestos, and you may be entitled to compensation. We hope this article will provide you with valuable information and resources.

What is Mesothelioma?

Mesothelioma is a type of cancer that affects the mesothelium, which is the lining that covers certain organs in the body. The most common site of mesothelioma is the lining of the lungs, known as pleural mesothelioma. However, it can also occur in the lining of the abdomen, known as peritoneal mesothelioma, or the lining of the heart, known as pericardial mesothelioma.

What Causes Mesothelioma?

The primary cause of mesothelioma is exposure to asbestos, a naturally occurring mineral that was widely used in the construction, shipbuilding, and automotive industries for many years. When asbestos fibers are inhaled or ingested, they can become lodged in the lining of the organs and cause irritation, inflammation, and scarring over time. This can eventually lead to the development of mesothelioma.

What are the Symptoms of Mesothelioma?

The symptoms of mesothelioma can vary depending on the location and stage of the cancer. In general, common symptoms of mesothelioma include:

Location Symptoms
Pleural Mesothelioma (Lungs) Chest pain, shortness of breath, persistent cough, fatigue, weight loss
Peritoneal Mesothelioma (Abdomen) Abdominal pain, swelling, nausea, vomiting, constipation, diarrhea, loss of appetite
Pericardial Mesothelioma (Heart) Chest pain, irregular heartbeat, difficulty breathing, fatigue, night sweats

How is Mesothelioma Diagnosed?

Diagnosing mesothelioma can be difficult because the symptoms can mimic other, more common conditions. If you have a history of asbestos exposure and are experiencing symptoms, your doctor may perform one or more of the following diagnostic tests:

  • Chest X-ray or CT Scan
  • PET Scan
  • Blood Tests
  • Biopsy

What are the Treatment Options for Mesothelioma?

The treatment options for mesothelioma depend on the location and stage of the cancer, as well as your overall health and medical history. In general, treatment may include:

  • Surgery
  • Chemotherapy
  • Radiation Therapy
  • Immunotherapy
  • Palliative Care

What is the Prognosis for Mesothelioma?

The prognosis for mesothelioma is generally poor, as it is often diagnosed in the later stages when treatment options are limited. However, early detection and treatment can improve your chances of survival. The 5-year survival rate for mesothelioma is less than 10%, but this can vary depending on several factors.

How Can You Prevent Mesothelioma?

The best way to prevent mesothelioma is to avoid exposure to asbestos. If you work in an occupation that is at high risk for asbestos exposure, such as construction or shipbuilding, it is important to take precautions such as wearing protective gear and following safety guidelines. Additionally, if you live or work in a building that contains asbestos, it should be properly managed and maintained to minimize the risk of exposure.

Where Does Mesothelioma Occur in the Body?

Mesothelioma can occur in several locations in the body, but the most common site is the lining of the lungs, known as pleural mesothelioma. This accounts for approximately 75% of all cases of mesothelioma. Peritoneal mesothelioma, which affects the lining of the abdomen, accounts for approximately 20% of cases. Pericardial mesothelioma, which affects the lining of the heart, is much rarer and accounts for less than 1% of cases.

What are the Risk Factors for Mesothelioma?

The primary risk factor for mesothelioma is exposure to asbestos. However, other factors may also increase your risk, including:

  • Age (mesothelioma is most commonly diagnosed in people over the age of 65)
  • Gender (mesothelioma is more common in men than women)
  • Smoking (although smoking alone does not cause mesothelioma, it can increase the risk of complications)
  • Family history of mesothelioma or other cancers

What are the Symptoms of Pleural Mesothelioma?

The symptoms of pleural mesothelioma can include:

  • Chest pain
  • Shortness of breath
  • Persistent cough
  • Fatigue
  • Weight loss
  • Fever

What are the Symptoms of Peritoneal Mesothelioma?

The symptoms of peritoneal mesothelioma can include:

  • Abdominal pain
  • Swelling
  • Nausea
  • Vomiting
  • Constipation
  • Diarrhea
  • Loss of appetite

What are the Symptoms of Pericardial Mesothelioma?

The symptoms of pericardial mesothelioma can include:

  • Chest pain
  • Irregular heartbeat
  • Difficulty breathing
  • Fatigue
  • Night sweats

Can Mesothelioma Be Cured?

Currently, there is no cure for mesothelioma. However, treatment options are available that can help manage the symptoms and prolong survival. Early detection and treatment are crucial for improving outcomes.

Where Can You Find Support for Mesothelioma?

If you or a loved one has been diagnosed with mesothelioma, there are several resources available for support and information. These may include:

  • Mesothelioma support groups
  • Cancer treatment centers
  • Legal assistance for compensation claims
  • Cancer research organizations

What Can You Do to Help Raise Awareness of Mesothelioma?

One of the most important things you can do to help raise awareness of mesothelioma is to share information with others. This may include sharing this article on social media, participating in fundraising events or awareness campaigns, or simply talking to your friends and family about the risks of asbestos exposure.


We hope this article has provided you with valuable information about mesothelioma and where it occurs in the body. Remember, if you or someone you know has been diagnosed with mesothelioma, it is important to seek medical attention and legal advice. There are resources available to help you manage your treatment and seek compensation for your exposure to asbestos.

By raising awareness of mesothelioma and its causes, we can work toward preventing future cases and improving outcomes for those who have been affected. Thank you for reading, and please share this information with others who may find it helpful.


The information in this article is intended for educational purposes only and should not be used as a substitute for professional medical or legal advice. Always consult with your doctor or attorney if you have questions or concerns about your health or legal rights. The authors and publishers of this article are not liable for any damages or legal claims arising from the use or misuse of this information.