Posts Tagged ‘Cancer Cancer’

Stomach cancer is more readily treated when caught early. Unfortunately, by the time stomach cancer causes symptoms, it’s often at an advanced stage and may have spread beyond the stomach. Yet there is encouraging news. You can reduce your risk of stomach cancer by making a few changes in your lifestyle. It is hard to diagnose stomach cancer in its early stages. Indigestion and stomach discomfort can be symptoms of early cancer, but other problems can cause the same symptoms. In advanced cases, there may be blood in your stool, vomiting, unexplained weight loss, jaundice or trouble swallowing.

Stomach cancer is more common in developing nations, while becoming less common in Western countries including Australia. At present, stomach cancer is still the fourth most common cause of death from cancer. There appear to be two types of gastric (stomach) cancer. Cancer of the stomach, or gastric cancer, is a disease in which stomach cells become malignant (cancerous) and grow out of control, forming a tumor. Almost all stomach cancers (95%) start in the glandular tissue that lines the stomach. The tumor may spread along the stomach wall or may grow directly through the wall and shed cells into the bloodstream or lymphatic system. Once beyond the stomach, cancer can spread to other organs.

Cells from malignant tumors can spread (metastasize) to other parts of the body. Cancer cells spread by breaking away from the original tumor and entering the bloodstream or the lymphatic system. The cells invade other organs and form new tumors that damage these organs. The spread of cancer is called metastasis. There are about 9,000 new cases of stomach cancer diagnosed every year and it’s more common in men, particularly in late middle age. Stomoch cancer is on the decrease and is now about half as common as it was 30 years ago.

Causes of Stomach Cancer

Tobacco and alcohol use. Tobacco use can irritate the stomach lining, which may help explain why smokers have twice the rate of stomach cancer that nonsmokers do. Alcohol has been associated with an increased risk of stomach cancer, but the link between the two isn’t clear.

Type A blood: Blood type groups refer to certain substances that are normally present on the surface of red blood cells and some other types of cells. These groups are important in matching blood for transfusions. For unknown reasons, people with type A blood have a higher risk of getting stomach cancer.

Cancer can either be malignant or benign. Benign cancer is curable, meaning that there is some medical way of being able to provide a curing solution to the cancer-hit part of the body. On the other hand, malignant cancer is a lot more serious since this means that cancer has developed into something complicated where medical resources have close to lesser chances of medicinal resolution.

People who have pernicious anaemia (an autoimmune condition where the lining of the stomach becomes thin, less acid is produced and anaemia develops due to lack of vitamin B12), atrophic gastritis, or a hereditary condition of growths in the stomach are at a higher risk of developing this type of cancer.

A diet high in salt and nitrates and low in vitamins A and C increases the risk for stomach cancer. Other dietary risk factors include food preparation (e.g., preserving food by smoking, salt-curing, pickling, or drying) and environment (e.g., lack of refrigeration, poor drinking water). A diet high in raw fruits and vegetables, citrus fruits, and fiber may lower the risk for stomach cancer.

Stomach polyps may become cancerous (malignant) and are thus removed. Adenocarcinoma of the stomach is particularly likely to develop if the polyps consist of glandular cells, if the polyps are larger than ¾ inch (2 centimeters), or if several polyps exist.

Exposure to certain dusts, molds, fumes, and other environmental agents at home or in the workplace has been linked to a higher than average risk of stomach cancer.Some experts believe that smoking might increase stomach cancer risk.

Bone cancer that originates in the bone — primary bone cancer — is rare. Fewer than 2,500 Americans are diagnosed with this type of cancer each year. The condition affects more children than adults. Bone cancer is a malignant (cancerous) tumor of the bone that destroys normal bone tissue (1). Not all bone tumors are malignant. In fact, benign (noncancerous) bone tumors are more common than malignant ones. Both malignant and benign bone tumors may grow and compress healthy bone tissue, but benign tumors do not spread, do not destroy bone tissue, and are rarely a threat to life.

Most of the time when someone with cancer is told they have bone cancer, the doctor is talking about a cancer that spread there from somewhere else. This is called metastatic cancer and can be seen in people with advanced breast cancer, prostate cancer, lung cancer as well as many others. When these cancers in the bone are examined under a microscope they resemble the tissue they came from. If someone has lung cancer spread to bone, the cells of the cancer look and act like lung cancer cells, not bone cancer cells, even after they have spread from the lungs to the bones. They are treated with the same kind of treatment (chemotherapy drugs, for example) that is used for lung cancer.

Malignant tumors that begin in bone tissue are called primary bone cancer. Cancer that metastasizes (spreads) to the bones from other parts of the body, such as the breast, lung, or prostate, is called metastatic cancer, and is named for the organ or tissue in which it began. Primary bone cancer is far less common than cancer that spreads to the bones.

Bone cancer: Primary bone cancer is cancer that forms in cells of the bone. Some types of primary bone cancer are osteosarcoma, Ewing’s sarcoma, malignant fibrous histiocytoma, and chondrosarcoma. Secondary bone cancer is cancer that spreads to the bone from another part of the body (such as the prostate, breast, or lung). The most common types of primary bone tumour are osteosarcoma and Ewing’s sarcoma, both of which are most frequently diagnosed in children and young adults.

The first symptom of bone cancer is usually pain or tenderness near the cancer. Bone pain is caused by stretching of the periosteum (thick membrane that covers bone) by the cancer, or by stimulation of nerves within the bone. Bone pain may be hard to differentiate from ordinary low back pain or arthritis. Usually the pain due to bone metastasis is fairly constant, even at night. It can be worse in different positions, such as standing up, which may compress the cancer in a weight bearing bone. If pain lasts for more than a week or two, doesn’t seem to be going away, and is unlike other pain that may have been experienced, it should be evaluated by a physician.

Bone cancer is caused by a problem with the cells that make bone. More than 2,000 people are diagnosed in the United States each year with a bone tumor. Bone tumors occur most commonly in children and adolescents and are less common in older adults. Cancer involving the bone in older adults is most commonly the result of metastatic spread from another tumor.

The most common symptom of bone cancer is pain. Other symptoms may vary depending on the location and size of the cancer. Surgery is often the main treatment for bone cancer. Other treatments may include amputation, chemotherapy and radiation.

Information about Cancer

Cancer is a group of more than 100 different diseases. Cancer occurs when cells become abnormal and keep dividing and forming more cells without control or order, forming a growth or tumor. Benign tumors are NOT cancer; malignant tumors are cancer. Cancer stem cell content and the intrinsic radio sensitivity of cancer stem cells is thought to vary between tumors, thereby affecting their radio curability. Most cancers are named for where they start. For example, lung cancer starts in the lung, and breast cancer starts in the breast. The spread of cancer from one part of the body to another is called metastasis.

Symptoms and treatment depend on the cancer type and how advanced it is. Treatment plans may include surgery, radiation and/or chemotherapy. Causes Of Cancer Cells are the building blocks of living things. Cancer grows out of normal cells in the body. Normal cells multiply when the body needs them, and die when the body doesn’t. Cancer appears to occur when the growth of cells in the body is out of control and cells divide too rapidly. It can also occur when cells “forget” how to die. There are many different kinds of cancers. Cancer can develop in almost any organ or tissue, such as the lung, colon, breast, skin, bones, or nerve tissue. The mutation in the DNA changes these instructions, so that the cells carry on growing. This causes the cells to reproduce in an uncontrollable manner producing a lump of tissue, known as a tumors.

Types Of Cancer Breast cancer,prostate cancer,lung cancercancer of colon, or rectum,bladder cancer, and ovarian cancer. Symptoms Of Cancer Symptoms of cancer depend on the type and location of the tumor. For example, lung cancer can cause coughing, shortness of breath, or chest pain, while colon cancer often causes diarrhea, constipation, and blood in the stool. Local symptoms – these occur when the cancer is contained in one part of your body. changes in bowel or bladder habits, a sore that does not heal, unusual bleeding or discharge, thickening or lump in the breast or any other part of the body, indigestion or difficulty swallowing, obvious change in a wart or mole, or nagging cough or hoarseness.

Treatment Of Cancer Treatment also varies based on the type of cancer and its stage. The stage of a cancer refers to how much it has grown and whether the tumor has spread from its original location If the cancer is confined to one location and has not spread, the goal for treatment would be surgery and cure. If the tumor has spread to local lymph nodes only, sometimes these can also be removed. Information about cancer treatment, including surgery, chemotherapy, radiation therapy, clinical trials, proton therapy, complementary medicine, cutting edge technologies, Surgical Oncology, Targeted Therapies and Vaccine Therapies. Complementary medicine techniques such as acupuncture, meditation, and yoga could be a helpful addition to your regular medical treatment. Includes research on complementary techniques and ways to find qualified practitioners. If all of the cancer cannot be removed with surgery, the options for treatment include radiation, chemotherapy, or both. Some cancers require a combination of surgery, radiation, and chemotherapy.

Cancer is also known by the medical term malignant neoplasm. It is a disease which presents itself in a host of different ways, in a host of different areas of the body, and kills hosts of people every year. What is the real risk of you developing cancer, and what can you do to identify cancer symptoms, and even help work towards a cure for cancer?

Cancer is basically the uncontrolled growth of certain types of tissue or cells. They invade on cells that are adjacent to them, impairing their normal function (this is especially dangerous in the case of heart cancer, brain cancer, and lung cancer). Cancers can also spread to areas of the body other than their original location, through the lymphatic system or the circulatory system. There are benign forms of tumors, which do not invade their surrounding tissue, and do not spread to other areas of the body, and these are sometimes recognized as a precursor to cancer.

Cancer is incredibly prolific worldwide, and there has never been a singular cause or single best treatment identified. It has been estimated that cancer causes around 13% of all deaths worldwide -as the title suggests, it has recently been found that cancer kills 20,000 people each day. As you read this article, there will be hundreds of people the world over, dying from cancer. While 12 million people every year are diagnosed with some form of cancer, approximately 7.6 million of those die.

It is expected that this year, there will be around 2.9 million people in the developed world that die of cancer, out of 5.4 million new cases of diagnosed cancer. In the developing world, around 4.7 million people will die of cancer, out of 6.7 million new cases.

If you are a woman in the developed world, the form of cancer you are most likely to get is either breast, colorectal, or lung cancer. Women in the developing world were found to be far more likely to contract cervical cancer or stomach cancer, both of which are caused by viruses.

Men in the developed world most frequently have prostate, lung or colorectal cancer, while those in the developing world are more likely to get stomach, lung or liver cancer. The reason for the much greater incidence of stomach cancer in both men and women in the developing world is that it is caused by a bacterium Helicobacter pylori, while the greater incidence of cervical cancer in women is attributed to the prevalence of the human papillomavirus.

Since cancer symptoms vary among the different types, it is important to have any niggling health worries checked out by a professional. Be aware of your family medical history, and know the symptoms of cancers to which you might be susceptible. Sometimes seemingly unimportant things, like shortness of breath or lack of energy, can signal cancer. Other common cancer symptoms include lumps or swellings, which could indicate a tumor, enlarged lymph nodes, bone pain, weight loss , poor appetite, persistent coughs, or excessive sweating, especially night sweating. A symptom of heat cancer is an irregular heart beat.

The cure for cancer remains the holy grail of medicine. However, there are some breakthroughs in recent times which hold much promise for specific types of cancers, including lung cancer and skin cancer. Keep yourself abreast of developments, and ask your health professional if any of them may be pertinent in your case.

Cancer

The organs and tissues of the body are made up of tiny building blocks called cells. Cancer is a disease of these cells. Cells in different parts of the body may look and work differently but most reproduce themselves in the same way.

Cells are constantly becoming old and dying, and new cells are produced to replace them. Normally, cells divide in an orderly and controlled manner. If for some reason the process gets out of control, the cells carry on dividing, developing into a lump which is called a tumour.

Cancer is a term for diseases in which abnormal cells divide without control and can invade other tissues. Cancer cells can spread to other parts of the body through the blood and lymph systems.

Brain Cancer

A brain tumor is a group or clump of abnormally growing cells that can be found in or on the brain. They’re rare in kids Brain tumors can either start in the brain or spread there from another part of the body – some cancers that start in other parts of the body may have cells that travel to the brain and start growing there.

Lung Cancer

Lung cancer is one of the most common cancers in the world. It is a leading cause of cancer death in men and women in the United States. Cigarette smoking causes most lung cancers. The more cigarettes you smoke per day and the earlier you started smoking, the greater your risk of lung cancer. High levels of pollution, radiation and asbestos exposure may also increase risk. Cancer that forms in tissues of the lung, usually in the cells lining air passages. The two main types are small cell lung cancer and non-small cell lung cancer.

It usually spreads to different parts of the body more slowly than small cell lung cancer. Squamous cell carcinoma, adenocarcinoma, and large cell carcinoma are three types of non-small cell lung cancer. Small cell lung cancer also called oat cell cancer, accounts for about 20% of all lung cancer.

Skin Cancer

Skin cancer is the most common form of cancer in the United States. The two most common types are basal cell cancer and squamous cell cancer. They usually form on the head, face, neck, hands and arms. Another type of skin cancer, melanoma, is more dangerous but less common. Skin cancers are the fastest growing type of cancer in the United States. Skin cancer represents the most commonly diagnosed malignancy, surpassing lung, breast, colorectal and prostate cancer. Cancer that forms in tissues of the skin. There are several types of skin cancer. Skin cancer that forms in melanocytes (skin cells that make pigment) is called melanoma. Skin cancer that forms in basal cells (small, round cells in the base of the outer layer of skin) is called basal cell carcinoma

Ear Cancer

Cancer of the outer ear occurs chiefly in instances where the outer ear has been exposed for many years to direct sunlight. A small and at first painless ulcer, with a dry scab covering it, that slowly enlarges and deepens may be a skin cancer. It is diagnosed by removing a small bit of tissue from the edge and examining it under a microscope.

Head And Neck Cancer

Tobacco is the most preventable cause of these deaths a lump in the neck Cancers that begin in the head or neck usually spread to lymph nodes in the neck before they spread elsewhere. A lump in the neck that lasts more than two weeks should be seen by a physician as soon as possible. Of course, not all lumps are cancer. But a lump (or lumps) in the neck can be the first sign of cancer of the mouth, throat, voice box (larynx), thyroid gland, or of certain lymphomas or blood cancers. Such lumps are generally painless and continue to enlarge steadily.

An Investigative Report On 16 Little-known American Clinics That Turn Around Even Hopeless Cancer.
Cancer Breakthrough USA.

Endometrial cancer is one of the almost popular cancers in American women. In endometrial cancer, cancer cells produce in the lining of the womb. Why these cancer cells produce is not completely known. However, scientists think that estrogen levels beat a character in the growth of endometrial cancer. Endometrial cancer may develop in breast cancer patients who have been treated with tamoxifen. Women taking estrogen alone have an increased risk of developing endometrial cancer. Taking estrogen in combination with progesterone does not increase a woman’s risk of this cancer. Endometrial cancer is sometimes called uterine cancer, but there are other cells in the uterus that can become cancerous – such as muscle or myometrial cells. These form much less common cancers called sarcomas and account for less than 5 percent of uterine cancers.

Endometrial cancer is frequently detected at an earlier phase because it often produces vaginal hemorrhage between menstrual periods or after menopause. Some of the same danger factors for bosom cancer and ovarian cancer too increase the danger of endometrial cancer. Endometrial cancer usually begins in the endometrium, the lining of the uterus – a hollow, pear-shaped pelvic organ where fetal development occurs. If discovered early, this slow-growing cancer is likely to be confined to the uterus. White women are more likely to develop endometrial cancer, but black women are much more likely to die of the disease. Diabetes is a risk factor for endometrial cancer mainly because obesity and type 2 diabetes often go hand in hand. Estrogen stimulates growth of the endometrium. Replacing estrogen alone after menopause may increase the risk of endometrial cancer.

Endometrial cancer frequently develops over a period of years. Most cases of endometrial cancer produce in postmenopausal women, whose periods have stopped. Rarely does endometrial cancer hit a sophisticated phase before any signs and symptoms are existing. Conversely, some women who develop endometrial cancer appear to have no risk factors for the disease. Because endometrial cancer is usually diagnosed in the early stages, there is a better probable outcome associated with it than with other types of gynecological cancers such as cervical or ovarian cancer. Use of oral contraceptives can reduce endometrial cancer risk even as long as 10 years after you stop taking them. The risk is lowest in women who take oral contraceptives for many years. A woman with advanced endometrial cancer may have other symptoms, such as losing weight without trying.

Surgery is the almost popular main handling for endometrial cancer. Surgical handling should comprise of, at least, cytologic sample of the peritoneal fluid, abdominal exploration, palpation and biopsy of suspicious lymph nodes, abdominal hysterectomy, and removal of both ovaries. If the cancer has spread to other parts of your body, synthetic progestin, a form of the hormone progesterone, may stop it from growing. Chemotherapy is the use of drugs to kill cancer cells. In some cases, your doctor may recommend chemotherapy for endometrial cancer. These drugs enter your bloodstream and then travel through your body, killing cancer cells outside the uterus. Abdominal hysterectomy is recommended over vaginal hysterectomy because it affords the opportunity to examine and obtain washings of the abdominal cavity to detect any further evidence of cancer.

An Investigative Report On The Remarkable Successes Achieved By South Of The Border Clinics In The Fight Against Cancer.
Cancer Defeated! How Rich And Poor Alike Get Well In Foreign Clinics.

Determining the breast cancer stages is important since it enables the patient and doctor to identify the treatment necessary for one’s condition. Also, it is essential in assessing the risk of the given condition and what lifestyle changes the patient can do to improve their health.

Identifying A Breast Cancer’s Stage

When talking about breast cancer stages, it is aimed at describing the extent of the cancer in the body. So, if you ask how a breast cancer is staged, doctors often start to classify whether it is invasive or non-invasive. Other factors considered are the tumor size, number of nymph modes involved, and what other parts of the body it has managed to affect.

Determining a cancer’s stage is helpful during prognosis and deciding on a treatment option.

To determine the stage, a few standard procedures are done by the doctor on a patient. They undergo physical exam and biopsy to acquire the data needed by the doctor for the diagnosis.

If needed, further tests are also conducted such as imaging tests that include x-ray, bone scans, mammograms for the breasts, CT scans, positron emission tomography (PET), and magentic resonance imaging.

What Are the Breast Cancer Stages?

Now that the importance of determining the different breast cancer stages have been clarified, as well as the methods used to identify them, it is now time to move on to discussing each of the stages. Take note of the features and extent of the cancer in each of the stages:

Breast Cancer Stage 0

This stage renders the case of breast cancer to be non-invasive. At this point of the breast cancer, cancer or non-cancerous cells cannot be detected yet.

The abnormal cells are still at the stage wherein they try to spread out within the specific part of the breast where the cells are rooted. Also, they can try to expand on the neighboring tissues as the cancerous cells continue to grow.

Breast Cancer Stage I

Once the breast cancer enters this stage, it is now categorized as an invasive type of breast cancer. Meaning, the cancer cells have now worked their way towards the neighboring tissues. Stage I breast cancer also exhibit the following characteristics:

•    The cancerous tumor has reached the size of 2 centimeters.
•    No lymph modes are affected.

Breast Cancer Stage II

For this particular stage of breast cancer, it is also known as an invasive type of cancer and is broken down into two more categories:

1) Stage IIA

Even in this particular stage, the conditions can be different:

•    A tumor does not exist in the breast but cancerous cells are detected in the lymph nodes.
•    A tumor could exist but measures less than 2 centimeters;
•    The tumor has expanded beyond 2 centimeters but less than 5 centimeters without reaching the lymph nodes.

2) Stage IIB

This invasive level of the cancer are recognized as either one of the following:

•    The tumor exceeds 2 centimeters in size but less than 5 centimeters, while also reaching the lymph nodes.
•    The tumor is more than 5 centimeters in size but has not yet reached the axillary lymph nodes.

Breast Cancer Stage III

1) Stage IIIA

In this stage, the tumor could either be detected or not. Aside from the axillary lymph nodes, cancer can also stick to other structures outside of the lymph nodes and become clumped together.

2) Stage IIIB

In this stage, the tumor can grow in size and affect other areas of the body outside of the actual breast, whether th chest wall or skin of the breast. This is the stage wherein inflammatory breast cancer takes place.

3) Stage IIIC

In some cases, sign of breast cancer might not be detectable yet. However, the tumor could already be spreading towards the breast skin, chest wall, and below your collarbone.

Breast Cancer Stage IV

In this level, the cancerous cells have managed to spread to various organs of the body. Therefore, the cancer is no longer restricted on the breast and lymph nodes, which signifies the initial diagnosis of breast cancer. The reason why diagnosis is done only during this stage is because cancerous cells were not detected while still within the breast.

Recognizing breast cancer stages does more than just identifying treatment options, but also enables doctors and patients to understand the developmental pattern of the disease.

Cancer is second only to cardiovascular disease as the leading cause of death in the Western world.

Although Cancer is primarily a disease of the elderly with more than 60% of deaths from cancer occurring in those over the age of 65, cancer can strike even the youngest of children.

Cancer appears to occur when the growth of cells in the body is out of control and cells divide too rapidly. Cancer can develop in almost any organ or tissue, such as the lung, colon, breast, skin, bones, or nerve tissue.

Most common sites are:

Prostrate 24%

Breast 13%

Lung 13%

Colon and Rectum 9%

Bladder 3%

Uterus 2.5%

The cause of Cancer is believed to be a combination of genetic factors and outside carcinogens such as tobacco, viruses, infection, asbestos, vinyl chloride, inappropriate diet.

Cancer often has no specific symptoms, so it is important that you limit your risk factors and undergo appropriate cancer screening. The signs and symptoms will depend on where the cancer is, the size of the cancer, and how much it affects the nearby organs or structures.

If a cancer spreads (metastasizes), then symptoms may appear in different parts of the body. As a cancer grows, it begins to push on nearby organs, blood vessels, and nerves. If the cancer is in a critical area, such as certain parts of the brain, even the smallest tumor can cause early symptoms.

But sometimes cancers start in places where it does not cause any symptoms until the cancer has grown quite large. Pancreatic cancers, for example, do not usually grow large enough to be felt from the outside of the body.

By the time a pancreatic cancer causes these signs or symptoms, it has usually reached an advanced stage.

A cancer may also cause symptoms common to many other problems, such as; fever, fatigue and weight loss. This may be because the cancer uses up much of the body s energy or it may cause the release of substances which affect metabolism.

Some lung cancers make hormone-like substances that affect blood calcium levels, affecting nerves and muscles and causing weakness and dizziness.

It is important to know what some of the general (non-specific) signs and symptoms of cancer are, but remember that having any of these does not mean that you have cancer.

Most cancers can be treated and some cured, depending on the specific type, location, and stage. The earlier the cancer is found, the better the prognosis.

A good example of the importance of finding cancer early is melanoma skin cancer. Skin cancer can be easy to remove if it has not grown deep into the skin, and the 5-year survival rate (percentage of people living at least 5 years after diagnosis) at this stage is nearly100%.

Screening for breast cancer with mammograms has been shown to reduce the average stage of diagnosis of breast cancer in a population.

Colorectal cancer can be detected through fecal occult blood testing and colonoscopy, which reduces both colon cancer incidence and mortality, presumably through the detection and removal of pre-malignant polyps.

Similarly, cervical cytology testing (using the Pap smear) leads to the identification and excision of precancerous lesions.

Testicular self-examination is recommended for men beginning at the age of 15 years to detect testicular cancer.

SIGNS and SYMPTOMS

Pain may be an early symptom with some cancers such as bone cancers or testicular cancer.

Long-term constipation, diarrhea, or a change in the size of the stool may be a sign of colon cancer.

Pain with urination, blood in the urine, or a change in bladder function (such as more frequent or less frequent urination) could be related to bladder or prostate cancer.

Skin cancers may bleed and look like sores that do not heal.

A long-lasting sore in the mouth could be an oral cancer and should be dealt with right away, especially in patients who smoke, chew tobacco, or frequently drink alcohol.

Sores on the penis or vagina may either be signs of infection or an early cancer, and should not be overlooked.

Unusual bleeding can happen in either early or advanced cancer.

Blood in the sputum (phlegm) may be a sign of lung cancer.

Blood in the stool (or a dark or black stool) could be a sign of colon or rectal cancer.

Blood in the urine may be a sign of bladder or kidney cancer.

A bloody discharge from the nipple may be a sign of breast cancer.

Many cancers can be felt through the skin, mostly in the breast, testicle, lymph nodes (glands), and the soft tissues of the body. A lump or thickening may be an early or late sign of cancer.

While they commonly have other causes, indigestion or swallowing problems may be a sign of cancer of the esophagus, stomach, or pharynx (throat).

A cough that does not go away may be a sign of lung cancer.

A cancer may be suspected for a variety of reasons, but the definitive diagnosis of most malignancies must be confirmed by histological examination of the cancerous cells by a pathologist.

TREATMENT

Once diagnosed, cancer is usually treated with a combination of surgery, chemotherapy and radiotherapy.

Radiation therapy may be used to treat almost every type of solid tumor, including cancers of the brain, breast, cervix, larynx, lung, pancreas, prostate, skin, stomach, uterus, or soft tissue sarcomas.

Most forms of chemotherapy target all rapidly dividing cells and are not specific for cancer cells, although some degree of specificity may come from the inability of many cancer cells to repair DNA damage, while normal cells generally can.

Contemporary methods for generating an immune response against tumours include intravesical BCG immunotherapy for superficial bladder cancer, and use of interferons and other cytokines to induce an immune response in renal cell carcinoma and melanoma patients.

Pain medication, such as morphine and oxycodone, and anti-emetics, drugs to suppress nausea and vomiting, are very commonly used in patients with cancer-related symptoms. transmission and disease.

Advances in cancer research have made a vaccine designed to prevent cancer available. The vaccine protects against four HPV types, which together cause 70% of cervical cancers and 90% of genital warts.

The consensus on diet and cancer is that obesity increases the risk of developing cancer. The cancer-fighting components of food are also proving to be more numerous and varied than previously understood, so patients are increasingly being advised to consume fresh, unprocessed fruits and vegetables for maximal health benefits.