Cancer – It Is Not A Single Disease
Cancer – It Is Not A Single Disease
Cancer is a serious issue. Not just today, it has been an issue for a long time, it is only with today’s technology that we have been able to diagnose with any form of accuracy. Cancer is, of all things, a disease of our cells, the main component that we are made from becomes ill, it is this that is known as cancer. In the event of cancer, what happens is that our cells grow and multiply in an uncontrollable rate. This is why radiation is used on cancer patients as the radiation basically kills the cells while the rest of the process focuses on fixing the abnormality that caused the uncontrollable growth rate.
When you hear the term cancerous, you may also her the term malignant. Malignancy and cancer is one in the same, they are just two different words with the same exact meaning, much like many words in the English dictionary. Benign however, is not cancer at all. A person can have a fibrous growth on the neck cause by the sun and heat that is not cancerous, it is just a cyst, and it is also known as a benign growth.
Cancer on the other hand is an entirely different ballgame. I used the term abnormality before, now I am going to describe this abnormality. It is not a single disease, but rather a grouping of over 100 diseases working together, but each with its own distinctive purpose. Cancer can form in any tissue in the body, when you hear the term the cancer is spreading; it will still be called the same cancer even if it has spread to another tissue type. It is dependant on where the cancer started when giving it a name.
Skin cancer is considered by far to be the most common type of cancer, while a thyroidal cancer is considered to be the least. However, these numbers are not entirely accurate, thyroidal cancer is the least common but only over 30,000 cases per year. There are many less common types of cancer but due to the lower number of yearly cases it may not be recorded accurately.
On top of this, many cancers are also classified together in groups like colon and rectal types of cancer are grouped as colorectal cancers. Further, cancers like kidney cancer can actually start in two different places and though the type of cancer may be different such as parenchyma and pelvic, the cancer is still classified as a cancer of the kidneys.
Many people are also fully aware of the type of cancer known as leukemia. Leukemia is a cancer of your blood and bone marrow (the source of your body’s blood production). In leukemia, your blood cells themselves become cancerous which then leads to all types of complications like the lack of an ability to clot blood due to bone marrow cells. It is this reason why many leukemia patients can easily bruise and if they get cut, it is harder to stop the flow.
Prostate Cancer Symptoms
Prostate Cancer Symptoms ??????????????The Prostate Cancer
Is The abnormal growth of cells in the prostate gland WHICH IS part of the male reproductive system. Prostate Cancer SYMPTOMS Might Gold Might not manifest in a Man Suffering from this condition. Being a slow type of Developing Cancer, Some Men Who Might Have the disease not even know THEY That Have It.
Prostate Cancer SYMPTOMS are not evident in early-stage ITS. Screening for prostate cancer IS Relatively simple to do, with year annual examination and prostate PSA test. Most patients with prostate cancer and Will Be Identified With A Relatively high chance of cure. Screening for diseases Is a fact of modern medicine. For prostate cancer, the outcome IS complex, as the list overall benefit to patients far from clear IS.
Screening for cancer testing means clustering Before You Have “any symptoms. A screening test can help find cancer Often year at early stage. Prostate cancer are the key to SYMPTOMS-determining if one Has A Possibility of Developing Prostate Cancer. With early self-diagnosis, one can make a detour away from the path of deadly prostate cancer. Urinary incontinence and Difficulties are caract?ristique of early-stage prostate cancer symptoms. Often men experience frequent urination, although the Amount of urine PASSED ‘may be quite small. Urinary Incontinence Often Follows Childbirth gold menopause. Urine cytology gold prostatic fluid May Reveal unusual looking cells. Also keep in mind That deferral Experts That PSA tests are not reliable and They Are looking for Better ways to diagnose prostate cancer. Urine cytology gold prostatic fluid May Reveal unusual cells.
Another test Usually Used When prostate cancer SYMPTOMS are present Is a digital rectal exam (DRE) Performed by the doctor, proctologist or oncologist. Blood in the urine a symptom of IS Normally something Other Than prostate cancer.
Howeve, in People Who Have C prostate cancer the presence of blood in the urine ‘may be a year That the condition indicator IS Has Advanced and spread from the prostate and Into the bladder or urethra. Blood Tests Will Usually confirm diagnosis. If left untreated the disease can get serious and lead to kidney, liver, eye, and brain damage. Pain in the bladder or frequent urinating are pressing priority for Other SYMPTOMS Which Might indicate where and bladder cancer. Howeve, none of argument can SYMPTOMS Be conclusively related to bladder cancer. Pain and stiffness in the lower back, hips, upper Thighs & the pelvic area can Be Symptoms of Prostate Cancer That Has Already spread. IF SYMPTOMS APPEAR thesis prostate cancer, has to visit the doctor IS MOST imperative.
Scientists are just Beginning to study how diet and Other environmental factors “gold May May not affect prostate cancer risk. Scientists Still Do not know the exact cause behind prostate cancer. No one knows why some party Suffer with prostate cancer while others do not.
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The Truth About Bladder Cancer
The Truth About Bladder Cancer
To begin with, each year, about 67,000 new cases of bladder cancer are expected, and about 13,000 people will die of the disease in the U.S. Bladder cancer affects three times as many men as women. Women, however, often have more advanced tumors than men at the time of diagnosis.
Bladder cancer can occur at any age, but it is most common in people older than 50 years of age. The average age at the time of diagnosis is in the 60s. However, it clearly appears to be a disease of aging, with people in their 80s and 90s developing bladder cancer as well.
Firstly, the bladder is a hollow organ in the lower abdomen (pelvis). It collects and stores urine produced by the kidneys. Cancer occurs when normal cells undergo a transformation whereby they grow and multiply without normal controls.
As the cells multiply, they form an area of abnormal cells. Medical professionals call this a tumor. As more and more cells are produced, the tumor increases in size. Tumors overwhelm surrounding tissues by invading their space and taking the oxygen and nutrients they need to survive and function.
Of all types of cancer, bladder cancer has an unusually high propensity for recurring after treatment. Bladder cancer has a recurrence rate of 50%-80%. The recurring cancer is usually, but not always, of the same type as the first (primary) cancer. It may be in the bladder or in another part of the urinary tract (kidneys or ureters).
Bladder cancer is most common in industrialized countries. It is the fifth most common type of cancer in the United States the fourth most common in men and the ninth in women.
Important to mention, Tumors are cancerous only if they are malignant. This means that, because of their uncontrolled growth, they encroach on and invade neighboring tissues. Malignant tumors may also travel to remote organs via the bloodstream or the lymphatic system.
This process of invading and spreading to other organs is called metastasis. Bladder cancers are most likely to spread to neighboring organs and lymph nodes prior to spreading through the blood stream to the lungs, liver, bones, or other organs.
Bladder cancers are classified (staged) by how deeply they invade into the bladder wall, which has several layers. Many physicians subdivide bladder cancer into superficial and invasive disease. Superficial bladder cancer is limited to the innermost linings of the bladder (known as the mucosa and lamina propria). Invasive bladder cancer has at least penetrated the muscular layer of the bladder wall.
Nearly all adenocarcinomas and squamous cell carcinomas are invasive. Thus, by the time these cancers are detected, they have usually already invaded the bladder wall.
Many urothelial cell carcinomas are not invasive. This means that they go no deeper than the superficial layer (mucosa) of the bladder.
Of the different types of cells that form the bladder, the cells lining the inside of the bladder wall are most likely to develop cancer. Any of three different cell types can become cancerous. The resulting cancers are named after the cell types.
In the United States, urothelial carcinomas account for more than 90% of all bladder cancers. Squamous cell carcinomas make up 3%-8%, and adenocarcinomas make up 1%-2%.
Urothelial carcinoma (transitional cell carcinoma) is by far the most common type of bladder cancer in the United States. The so-called transitional cells are normal cells that form the innermost lining of the bladder wall.
In transitional cell carcinoma, these normal lining cells undergo changes that lead to the uncontrolled cell growth characteristic of cancer.
Squamous cell carcinoma originate from the thin, flat cells that typically form as a result of bladder inflammation or irritation that has taken place for many months or years.
Adenocarcinoma cancers form from cells that make up glands. Glands are specialized structures that produce and release fluids such as mucus.
These three types of cancer can develop anywhere in the urinary tract. If abnormal cells are found anywhere in the urinary tract, a search for other areas of abnormal cells is warranted. For example, if cancerous cells are found in the bladder, an evaluation of the kidneys and ureters is essential.
Furthermore, a tumor grade is based on the degree of abnormality observed in a microscopic evaluation of the tumor. Cells from a high-grade cancer have more changes in form and have a greater degree of abnormality when viewed microscopically than do cells from a low-grade tumor.
This information is provided by the pathologist, a physician trained in the science of tissue diagnosis. Low-grade tumors are less aggressive, whereas high-grade tumors are more dangerous and have a propensity to become invasive.
Papillary tumors are urothelial carcinomas that grow narrow, finger-like projections. Benign (noncancerous) papillary tumors (papillomas) grow projections out into the hollow part of the bladder. These can be easily removed, but they sometimes grow back.
These tumors vary greatly in their potential to come back (recur). Some types rarely recur after treatment; other types are very likely to do so. Papillary tumors also vary greatly in their potential to be malignant (invasive). A small percentage (15%) do invade the bladder wall. Some invasive papillary tumors grow projections both into the bladder wall and into the hollow part of the bladder.
In addition, bladder cancer can develop in the form of a flat, red (erythematous) patch on the mucosal surface. This is called carcinoma-in-situ (CIS).
Although these tumors are superficial, they are high-grade and have a high risk for becoming invasive.
Interesting fact about bladder cancer is that, white men and women, develop bladder cancers twice as often as other ethnic groups. In the United States, African Americans and Hispanics have similar rates of this cancer. Rates are lowest in Asians.
Lastly, because of its high recurrence rate and the need for lifelong surveillance, bladder cancer is the most expensive cancer to treat on a per patient basis.