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There may be no symptoms. When symptoms occur, they can involve almost any part or organ system in your body.
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The cause of sarcoidosis is not known. Because the granulomas are primarily made up of cells from the immune system (macrophages and lymphocytes), an immune connection is strongly suspected. One of the theories which has been put forth suggests th...
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Coughing is an important way to keep your throat and airways clear. However, excessive coughing may mean you have an underlying disease or disorder. Some coughs are dry, while others are considered productive. A productive cough is one that brings...
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A cough is a forceful release of air from the lungs that can be heard. Coughing protects the respiratory system by clearing it of irritants and secretions.
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A cough is a forceful release of air from the lungs that can be heard. Coughing protects the respiratory system by clearing it of irritants and secretions.
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Anemia is a condition in which the body does not have enough healthy red blood cells. Red blood cells provide oxygen to body tissues. Hemoglobin is the oxygen-carrying protein inside red blood cells. It gives red blood cells their red color. Peopl...
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Anemia is a condition characterized by abnormally low levels of healthy red blood cells or hemoglobin.
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Anemia is a blood disorder characterized by abnormally low levels of healthy red blood cells (RBCs) or reduced hemoglobin (Hgb), the iron-bearing protein in red blood cells that delivers oxygen to tissues throughout the body. Reduced blood cell vo...
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Anemia is characterized by an abnormally low number of red blood cells in the circulating blood. It frequently affects patients with cancer. In fact, in many cancer diagnoses such as multiple myeloma and acute leukemia , the presence of anemia may...
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Anemia is a condition characterized by abnormally low levels of healthy red blood cells or hemoglobin (the component of red blood cells that delivers oxygen to tissues throughout the body).
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Anemia is a condition characterized by abnormally low levels of healthy red blood cells or hemoglobin (the component of red blood cells that delivers oxygen to tissues throughout the body).
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Deficiency of red cells, or hemoglobin, in the blood. Anemia is a medical condition in which the quantity of red blood cells falls below an acceptable level. Red blood cells, produced in the bone marrow, contain hemoglobin, the component of blood ...
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Anemia affects more than 30 percent of the world's population, and it is one of the most important worldwide health problems. It has a significant prevalence in both developing and industrialized nations. Causes of anemia include nutritional defic...
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Night sweats can be a side effect of cancer treatment or a symptom of certain cancers. Night sweats are part of a variety of symptoms referred to as vasomotor. Vasomotor symptoms stem from the body's thermoregulatory center, which is affected by c...
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Muscle aches and pains are common and can involve more than one muscle. Muscle pain also can involve ligaments, tendons, and fascia, the soft tissues that connect muscles, bones, and organs. See also: Muscle cramps; Joint pain.
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Breathing difficulty involves a sensation of difficult or uncomfortable breathing or a feeling of not getting enough air. See also: Difficulty breathing - first aid
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Shortness of breath, or dyspnea, is a feeling of difficult or labored breathing that is out of proportion to the patient's level of physical activity. It is a symptom of a variety of different diseases or disorders and may be either acute or chronic.
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Palpitations are heartbeat sensations that feel like your heart is pounding or racing. You may simply have an unpleasant awareness of your own heartbeat, or may feel skipped or stopped beats. The heart's rhythm may be normal or abnormal. Palpitati...
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A sensation in which a person is aware of an irregular, hard, or rapid heartbeat.
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Dry mouth, known medically as xerostomia, is the abnormal reduction of saliva due to medication, disease, or medical therapy.
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Xerostomia, also known as dry mouth, is marked by a significant reduction in the secretion of saliva. Signs and symptoms of xerostomia include: dryness of the mouth cracked lips, cuts, or cracks at the corners of the mouth taste changes a burning ...
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Dry mouth, known medically as xerostomia, is the abnormal reduction of saliva due to medication, disease, or medical therapy.
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A cough is a forceful release of air from the lungs that can be heard. Coughing protects the respiratory system by clearing it of irritants and secretions.
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Cough suppressants are medicines that prevent or stop a person from coughing.
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Lymph nodes are found throughout your body. They are an important part of your immune system. Lymph nodes help your body recognize and fight germs, infections, and other foreign substances. The term "swollen glands" refers to enlargement of one or...
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Joint swelling is the buildup of fluid in the soft tissue surrounding the joint.
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Sleeping difficulty, called insomnia, can involve difficulty falling asleep when you first go to bed at night, waking up too early in the morning, and waking up often during the night.
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Joint pain can affect one or more joints. See also: Arthritis (inflammation of joints; Bursitis; Muscle pain.
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Many people experience feel short of breath during strenuous activity if they are not accustomed to exercise. If you have a sudden onset of difficulty breathing doing a normal routine, it may be a medical emergency.
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Hazy vision, cloudy vision, blurred vision are all problems with seeing clearly. Any change in your normal vision is cause for concern and is a good reason to call a doctor for an examination.
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Electrical impulses causes the heart to pump. Normally the impulse originates in the right upper chamber of the heart, called the right atrium. The electrical
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Pain is a universal human experience. The International Association for the Study of Pain (IASP) defines pain as "an unpleasant sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage...
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Pain, medically termed "nociception," is a response to noxious stimuli that is conveyed to the brain by sensory neurons . The discomfort signals actual or impending injury to the body. However, pain is more than a sensation, or the physical awaren...
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Pain is an unpleasant feeling that is conveyed to the brain by sensory neurons. The discomfort signals actual or potential injury to the body. However, pain is more than a sensation, or the physical awareness of pain; it also includes perception, ...
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Pain is an unpleasant feeling that is conveyed to the brain by nerves in the body.
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Pain is an unpleasant feeling that is conveyed to the brain by sensory neurons. The discomfort signals actual or potential injury to the body. However, pain is more than a sensation, or the physical awareness of pain; it also includes perception, ...
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Fever is the temporary increase in the body's temperature, in response to some disease or illness. A child has a fever when their temperature is at or above one of these levels: 100.4 F (38 C) measured in the bottom (rectally; 99.5 F(37.5 C) measu...
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A fever is any body temperature elevation over 100.4°F (38°C).
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Fever is defined as an abnormally high body temperature or a regulated rise to a new set point of body temperature. While a body temperature above 100°F(37.8°C) is considered to be a fever by some clinicians, a significant fever is usually defined...
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A fever is any body temperature elevation over 100°F (37.8°C).
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An elevated body temperature. While the standard for normal body temperature is 98.6°F (37°C), normal body temperatures actually fluctuate within a range of one to two degrees, making it impossible to formulate a precise definition of fever based ...
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Normal body temperature varies somewhat from one individual to another but displays a general range and pattern around the "normal" temperature of 98.6°F. Early morning body temperature may be as low as 97°F, and as high as 99.3°F in the afternoon...
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Hyperthermia is the use of therapeutic heat to treat various cancers on and inside the body.
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Hyperthermia involves raising the body's core temperature as a means of eradicating tumors. The treatment simulates fever . Some therapies actually bring on fever through the introduction of fever-causing organisms, while others raise body tempera...
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Fatigue is a feeling of weariness, tiredness, or lack of energy.
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Fatigue is physical and/or mental exhaustion that can be triggered by stress , medication, overwork, or mental and physical illness or disease.
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Fatigue may be defined as a subjective state in which one feels tired or exhausted, and in which the capacity for normal work or activity is reduced. There is, however, no commonly accepted definition of fatigue when it is considered in the contex...
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Fatigue may be defined as a subjective state in which one feels tired or exhausted, and in which the capacity for normal work or activity is reduced. There is, however, no commonly accepted definition of fatigue when it is considered in the contex...
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Fatigue is physical and/or mental exhaustion that can be triggered by stress , medication, overwork, or mental and physical illness or disease.
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Fatigue is a feeling of exhaustion or loss of strength. The duration of fatigue for a patient with cancer has been found to last from one to two times the length of time between diagnosis and completion of treatment, so it is common for fatigue to...
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Rashes involve changes in the color or texture of your skin.
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The popular term for a group of spots or red, inflamed skin that is usually a symptom of an underlying condition or disorder. Often temporary, a rash is only rarely a sign of a serious problem.
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The popular term for a group of spots or red, inflamed skin that is usually a symptom of an underlying condition or disorder. Often temporary, a rash is only rarely a sign of a serious problem.
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Rash is a popular term for a group of spots or an area of red, inflamed skin. A rash is usually a symptom of an underlying condition or disorder. Often only temporary, a rash is rarely a sign of a serious problem.
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A headache is pain or discomfort in the head, scalp, or neck. Serious causes of headaches are extremely rare. Most people with headaches can feel much better by making lifestyle changes, learning ways to relax, and occasionally by taking medicatio...
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A headache is a pain in the head and neck region that may be either a disorder in its own right or a symptom HEADACHE THERAPIES Description Type Acupressure Press pointer fingers beneath cheekbones and parallel to pupils (Stomach 3) for one minute...
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A headache involves pain in the head which can arise from many disorders or may be a disorder in and of itself.
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A headache involves pain in the head that can arise from many disorders or may be a disorder in and of itself.
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Headache is a pain in the head and neck region that may be either a disorder in its own right or a symptom of an underlying medical condition or disease. The medical term for headache is cephalalgia. Headaches are one of the most common and univer...
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Being tired is the familiar aftermath of physical exertion, prolonged labor or lack of sleep. When does being tired become a symptom of a condition? Fatigue, malaise, lassitude, exhaustion are all subtle variations of the same subjective feelings of not having enough energy to meet the demands of one's life.
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Weakness is a reduction in the strength of one or more muscles.
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Abdominal pain is pain that you feel anywhere between your chest and groin. This is often referred to as the stomach region or belly.
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Blindness is a lack of vision. It may also refer to a loss of vision that cannot be corrected with glasses or contact lenses. Partial blindness means you have very limited vision; Complete blindness means you cannot see anything and do not see lig...
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Paralysis is defined as complete loss of strength in an affected limb or muscle group.
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Paralysis is defined as complete loss of strength in an affected limb or muscle group.
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Itching is a tingling or irritation of the skin that makes you want to scratch the affected area.
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Itching is an intense, distracting irritation or tickling sensation that may be felt all over the skin's surface or confined to just one area. The medical term for itching is pruritus.
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Itching is an intense, distracting irritation or tickling sensation that may be felt all over the skin's surface or confined to just one area. The medical term for itching is pruritus.
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Itching, also called pruritus, is an unpleasant sensation of the skin that causes a person to scratch or rub the area to find relief. Itching can be confined to one spot (localized) or over the whole body (generalized). Severe scratching can injur...
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Itching is an intense, distracting irritation or tickling sensation that may be felt all over the skin's surface, or confined to just one area. The medical term for itching is "pruritus."
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Numbness and tingling are abnormal sensations that can occur anywhere in your body, but are often felt in your fingers, hands, feet, arms, or legs.
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Numbness and tingling are decreased or abnormal sensations caused by altered sensory nerve function.
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Confusion is the inability to think with your usual speed or clarity, including feeling disoriented and having difficulty paying attention, remembering, and making decisions.
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Malaise is a generalized feeling of discomfort, illness, or lack of well-being.
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Wheezing is a high-pitched whistling sound during breathing. It occurs when air flows through narrowed breathing tubes.
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Wheezing is a high-pitched whistling sound associated with labored breathing.
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Wheezing is a high-pitched whistling sound associated with labored breathing.
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Color blindness is the inability to see certain colors in the usual way.
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Color blindness is an abnormal condition characterized by the inability to clearly distinguish different colors of the spectrum. The difficulties can be mild to severe. It is a misleading term because people with color blindness are not blind. Rat...
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Color blindness is an abnormal condition characterized by the inability to clearly distinguish different colors of the spectrum. The difficulties can be mild to severe. It is a misleading term because people with color blindness are not blind. Rat...
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Color blindness is an abnormal condition characterized by the inability to clearly distinguish different colors of the spectrum. The difficulties can range from mild to severe. It is a misleading term because people with color blindness are not bl...
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Color blindness is an abnormal condition characterized by the inability to clearly distinguish different colors of the spectrum. The difficulties can be mild to severe. It is a misleading term because people with color blindness are not blind. Rat...
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The term color blindness describes a deficiency in discriminating various colors. It is a misnomer because most color-blind people do, in fact, see colors. The deficiency is a lack of perceptual sensitivity to certain colors. A rare few may not se...
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Anorexia is characterized by a loss of appetite or lack of desire to eat.
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Visual disturbances are abnormalities of sight. Visual disturbances associated with neurological disorders often include double vision (diplopia), moving or blurred vision due to nystagmus (involuntary rapid movements of the eyes), reduced visual ...
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Nasal congestion refers to a stuffy nose.
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The floating specks you sometimes see in front of your eyes are not on the surface of your eyes, but inside them. These floaters are bits of cellular debris that come and go without treatment. To some people, these "floaters" look like spots. To o...
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Facial swelling is the build-up of fluid in the tissues of the face. Swelling may also affect the neck and upper arms.
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Excessive volume of urination means that you release abnormally large amounts of urine each day. The medical term for this condition is polyuria.
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Red eyes are caused by enlarged, dilated blood vessels, leading to the appearance of redness on the surface of the eye.
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Total blindness is the inability to tell light from dark, or the total inability to see. Visual impairment or low vision is a severe reduction in vision that can't be corrected with standard glasses or contact lenses and reduces a person's ability...
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Paleness is an abnormal loss of color from normal skin or mucous membranes.
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Moist skin is an indication that the body is sweating (perspiring). Perspiration is the release of liquid from the sweat glands of the body, a normal body function to help the body stay cool.
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Eye burning with discharge is burning, itching, or drainage from the eye of any substance other than tears.
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Photophobia is eye discomfort in bright light.
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When the airways are blocked or narrowed by inflammation, secretions, a foreign object, mass, swelling or spasm, the breath sounds become noisy. If the high pitched breath sounds are a sign of difficulty breathing then immediate medial attention is required..
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Breath sounds are the noises produced by the structures of the lungs during breathing. See also: Wheezing
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Sometimes a person feels hot to touch due to illness or environmental situation that causes elevated core temperature. A compounding factor can be dehydration (lack of fluids.
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Coma, from the Greek word "koma," meaning deep sleep, is a state of extreme unresponsiveness, in which an individual exhibits no voluntary movement or behavior. Furthermore, in a deep coma, even painful stimuli (actions which, when performed on a ...
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Coma, from the Greek word koma , meaning deep sleep, is a state of extreme unresponsiveness, in which an individual exhibits no voluntary movement or behavior. Furthermore, in a deep coma, even painful stimuli (actions which, when performed on a h...
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Chest pain is discomfort or pain that you feel anywhere along the front of your body between your neck and upper abdomen.
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