Cancer refers to a condition characterized by the abnormal growth of cells in some parts of the body. Such cells reproduce uncontrollably leading to the development of tumors that can infect other body parts in a process known as metastasis. It is urgent to note that some tumors are not dangerous. Thus, it is important for medical doctors to diagnose tumors with highest accuracy to avoid potential confusion. Cancer can occur in more than two hundred forms (Schmidt & Popham, 1981). Each cancer is
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Cancer is a disease caused by the abnormal cells in a part of the body. Cancer can start anywhere in the human body. Normal human cells grow and divide and form new cells when the body needs them. When normal cells become old or when they are damaged new cells take their place. When cancer develops that process is starts to break down. Cells become more abnormal and the old cells or damaged will stay and new cells will not form when needed which may cause a tumor. Many cancers form tumors but cancer
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Pertussis, also known as whooping cough, is a disease involving the respiratory tract. It is a highly contagious bacterial disease that causes coughing uncontrollably and violently. The constant cough makes it harder to breathe, which could lead to apnea. A “whooping” sound is often heard after a cough because the patient will need to take a breath. Pertussis is caused by a bacterium named Bordetella Pertussis. The bacteria attaches to the cilia that lines the upper respiratory tract and releases
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Did you know that one of the leading causes of death is heart diseases? Atherosclerosis is a heart disease that is caused with the buildup of plaque inside the arteries preventing blood flow. It has many causes that include high blood pressure and cholesterol. Smoking, insulin resistance, and obesity are also factors that cause atherosclerosis. Finally, high triglycerides and in the blood and inflammation from infections can prompt atherosclerosis. Atherosclerosis has many of symptoms including shortness
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Grover Disease Grover disease is a skin disease that causes a rash of itchy, red bumps (skin lesions). The condition is also known as transient acantholytic dermatosis. Lesions start on the chest and back and move to the shoulders, arms, and legs. Over time, some lesions may develop into watery blisters. Painful lesions may also form inside the mouth. The condition does not cause any other physical problems. Skin lesions usually go away in 6-12 months. For some people, Grover’s disease may last
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Although most of us are left to wonder, some people have horrendous, incurable, life-changing diseases that makes them get closer to their finish line. This group of people should be entitled to know when their day will, thus they should be informed by their doctor. Lives could end in a blink of an eye; therefore, we live life to the fullest. On the contrary, humans with life threatening diseases don’t have the option to wait longer for a beautiful experience, so they should take advantage
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Communicable Diseases - Dermatophytes HCS 457 February 11, 2013 University of Phoenix Communicable Diseases - Dermatophytes Communicable diseases remain a frequent cause of illness in human population due to many reasons. Communicable diseases are diseases that can be passed from one person to another just by everyday communication. Communicable diseases are the easiest to spread amongst our population. Dermatophytes are a type of communicable disease that could be spread to
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The Effects of Zoonotic Diseases Case Study #13 April 17, 2011 Zoonosis refers to an infectious disease in animals that can be transmitted to people. An animal serves as the natural reservoir for such an infectious agent, ("MedTerms," 2001). Many zoonoses, which is simply the plural meaning of zoonosis, including viruses, bacteria, and parasites can be transmitted to humans by various routes. Some of these routes consist of animal bites, vectors (i.e.,
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Traveling to countries where giardiasis is common Giardia cannot be passed by coming in contact with blood. Giardiasis is a global disease. It infects nearly 2% of adults and 6% to 8% of children in developed countries worldwide. Nearly 33% of people in developing countries have had giardiasis. In the United States, Giardia infection is the most common intestinal parasitic disease affecting humans [1]. Giardia infection can cause a variety of intestinal symptoms, which include: Diarrhea, Gas or flatulence
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Webster’s dictionary defines a disease as “a condition of the living animal or plant body or of one of its parts that impairs normal functioning and is typically manifested by distinguishing signs and symptoms; a harmful development.” Add that with the definition of infectious disease from our AS Level and A Level Biology book - “...transmissible, or communicable diseases; diseases caused by pathogens that can spread from infected people to uninfected people” - and it’s no wonder why scientist and
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