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Burns; Certain genetic syndromes; Certain nerve problems (neuropathies) Congenital disorders including as ectodermal dysplasia; Dehydration; Neurologic disorders such as Guillain-Barre syndrome; Skin diseases that block sweat glands; Trauma to swe...
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Radiotherapy is the use of high-energy penetrating radiation (x rays, gamma rays, proton rays, and neutron rays) to kill cancer cells.
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Radiation and radioisotopes are extensively used medications to allow physicians to image internal structures and processes in vivo (in the living body) with a minimum of invasion to the patient. Higher doses of radiation are also used as means to...
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The principal adverse health effects of sunlight are caused by the ultraviolet and visible radiation it contains. Ultraviolet radiation (UVR) comprises a spectrum of electromagnetic waves of different wavelengths, subdivided for convenience into t...
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Nonionizing radiation, in contrast to ionizing radiation, is electromagnetic radiation that does not have sufficient energy to remove electrons from an atom or molecules to form an ion (or charged particle) during a collision. Instead, it imparts ...
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Electromagnetic waves of extremely short wavelength (X-rays and gamma rays) and accelerated atomic particles (such as electrons, protons, neutrons, and alpha particles) deposit enough localized energy in an absorbing medium to dislodge electrons f...
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There are three levels of burns: First-degree burns affect only the outer layer of the skin. They cause pain, redness, and swelling; Second-degree (partial thickness) burns affect both the outer and underlying layer of skin. They cause pain, redne...
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Contact injuries to the skin and deeper tissues caused by exposure to flames, hot liquids or solids, radiant heat, caustic chemicals, electricity or electromagnetic (nuclear) radiation. Every year, in the United States, approximately two million p...
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Burns are injuries to tissues that are caused by heat, friction, electricity, radiation, or chemicals.
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Burns are injuries to the tissues caused by heat, friction, electricity, radiation, or chemicals. Such injuries cause the breakdown of body proteins, death of cells, loss of body fluids, and edema .
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Burns are injuries to tissues caused by heat, friction, electricity, radiation, or chemicals.
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Burns are injuries to tissues caused by heat, friction, electricity, radiation, or chemicals. A patient is treated for burn wounds. ( Phototake . Reproduced by permission. )
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Scleroderma is a widespread connective tissue disease that involves changes in the skin, blood vessels, muscles, and internal organs.
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Scleroderma is a progressive disease that affects the skin and connective tissue (including cartilage, bone, fat, and the tissue that supports the nerves and blood vessels throughout the body). There are two major forms of the disorder. The type k...
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Scleroderma is a progressive disease that affects the skin and connective tissue (including cartilage, bone, fat, and the tissue that supports the nerves and blood vessels throughout the body). There are two major forms of the disorder. The type k...
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Scleroderma is a progressive disease that affects the skin and connective tissue (including cartilage, bone, fat, and the tissue that supports the nerves and blood vessels throughout the body). There are two major forms of the disorder. The type k...
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Leprosy is an infectious disease that has been known since biblical times. It is characterized by disfiguring skin sores, nerve damage, and progressive debilitation.
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Leprosy is a slowly progressing bacterial infection that affects the skin, peripheral nerves in the hands and feet, and mucous membranes of the nose, throat, and eyes. Destruction of the nerve endings causes the the affected areas to lose sensatio...
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Evidence of leprosy (Hansen's disease) has been detected in prehistoric human remains, and the disease has been described in Biblical and other historical records dating as far back as the 2nd millennium B.C.E . It was a feared disease, and its vi...
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Dehydration means your body does not have as much water and fluids as it should. Dehydration can be caused by losing too much fluid, not drinking enough water or fluids, or both. Vomiting and diarrhea are common causes. Infants and children are mo...
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Dehydration is the excessive loss of water from body tissues accompanied by an imbalance in essential electrolytes, such as sodium, potassium, and chloride.
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Dehydration is the loss of water and salts essential for normal body function.
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Dehydration is the loss of water and salts that are essential for normal body function.
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Dehydration is the excessive loss of water from the body. Water can be lost through urine, sweat, feces, respiration, and through the skin. Symptoms of dehydration in order of severity are: thirst, nausea , chills, clammy skin, increased heart rat...
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Systemic lupus erythematosus (SLE) is a chronic, inflammatory autoimmune disorder. It may affect the skin, joints, kidneys, and other organs.
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Systemic lupus erythematosus (also called lupus or SLE) is a disease where a person's immune system attacks and injures the body's own organs and tissues. Almost every system of the body can be affected by SLE.
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Systemic lupus erythematosus is a multisystem, autoimmune, connective-tissue disorder with a broad range of clinical presentations. There is a peak age of onset in young women between their late teens and early 40s and women to men ratio of 9:1.
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Systemic lupus erythematosus (SLE) is a multisystem autoimmune disease with protean clinical manifestations that may affect any organs or system. shows the 1997 revised American College of Rheumatology (ACR) criteria for the classification of SLE. The disease is characterized by flares, remissions and autoantibodies directed against several intracellular and cell-surface antigens.
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The following Clinical Topic Tour provides an overview of systemic lupus erythematosus (SLE) and was adapted from materials published by the National Institute of Arthritis and Musculoskeletal and Skin Diseases.
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Because most therapeutic interventions in patients with SLE are associated with significant undesirable side effects, the physician must first decide whether a patient needs treatment and, if so, whether conservative management is sufficient or aggressive immunosuppression is necessary. Figure 76-1 presents an algorithm for this decision making.
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Systemic lupus erythematosus (also called lupus or SLE) is a disease in which a person's immune system attacks and injures the body's own organs and tissues. Almost every system of the body can be affected.
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Heat emergencies fall into three categories of increasing severity: heat cramps, heat exhaustion, and heatstroke.
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Sjogren syndrome is an autoimmune disorder in which the glands that produce tears and saliva are destroyed. The condition may affect many different parts of the body, including the kidneys and lungs.
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Sjögren's syndrome is a disorder where the mouth and eyes become extremely dry. Sjögren's syndrome is often associated with other autoimmune disorders .
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Sjögren's syndrome is an autoimmune disorder in which the mouth and eyes become extremely dry. Sjögren's syndrome is often associated with other autoimmune disorders.
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Sjögren's syndrome is an autoimmune disease, which means that the immune system has mounted an attack against specific tissues of the body. For example, most patients with Sjögren's syndrome carry antibodies to molecules found in the nucleus of ce...
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Anticholinergics are a class of medications that inhibit parasympathetic nerve impulses by selectively blocking the binding of the neurotransmitter acetylcholine to its receptor in nerve cells. The nerve fibers of the parasympathetic system are re...
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