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Nightmares
Medicine Net — Learn more about what causes common nightmares, how they can be a symptom of posttraumatic stress disorder (PTSD), and what treatment options are available. How are nightmares related to posttraumatic stress disorder (PTSD)? Nightmares refer to ...More…
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Night Sweats
Medicine Net — Night sweats have many different causes. A doctors must take a complete medical history and order tests to find the cause of the underlying medical condition that is responsible for night sweats. Doctors in primary care fields of medicine often ...More…
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What is nicotine?
Medicine Net — Learn about the addictive agent nicotine. Nicotine is the primary addictive agent in cigarettes, chewing tobacco, cigars, pipe tobacco and can lead to lung cancer, throat cancer, mouth cancer, and other medical conditions. Nicotine is the drug in ...More…
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Mental Health: Narcissistic Personality Disorder
Medicine Net — Narcissistic personality disorder characteristics (NPD) include selfish behavior and grandiosity. Read about causes, symptoms, diagnosis and treatment information. What complications are associated with narcissistic personality disorder? What is ...More…
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Naegleria Infection
Medicine Net — Learn the symptoms and treatment of Naegleria fowleri infection. The Naegleria amoeba causes primary amebic meningoencephalitis once it has traveled up the nose and to the brain. What should I do if I have been swimming or playing in freshwater ...More…
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Necrotizing Fasciitis
Medicine Net — Get information about necrotizing fasciitis, or flesh-eating bacterial infection. Learn morbidity and mortality rates, statistics, who's at risk, if the disease is contagious and the history of the disease. What is the prognosis (outcome) for ...More…
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Pinched Nerve
Medicine Net — Read about the causes of a pinched nerve such as a herniated disc, arthritis, spinal stenosis, carpal tunnel syndrome and more. Symptoms, diagnosis, and treatment information is included. Nerves are like electrical cords that carry information ...More…
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Neuroblastoma
Medicine Net — Get the facts on neuroblastoma symptoms, signs, diagnosis, stages, treatment, types, research, prognosis and statistics. This form of adrenal cancer strikes children under 5 years of age. What tests are used in the detection and diagnosis of ...More…
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Nasopharyngeal Cancer
Medicine Net — Get information on nasopharyngeal cancer symptoms, signs, risk factors, diagnosis, stages, prognosis and treatment. Epstein-Barr virus is thought to be a cause of this type of cancer. Where can I get more information about nasopharyngeal ...More…
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Head and Neck Cancer
Medicine Net — Read about head and neck cancer diagnosis, symptoms (lump), treatments, research, support, types (adenocarcinoma, squamous cell carcinoma, metastatic squamous) and causes. What kinds of cancers are considered cancers of the head and neck? What ...More…
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Tetrahydrobiopterin Deficiency
Medicine Net — Read about tetrahydrobiopterin deficiency a rare disorder that increases several substances in the blood that eventually build up to harmful levels in the body creating serious health problems. What other names do people use for ...More…
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Additional Information
Medicine Net — The contents of the MedicineNet Site, such as text, graphics, images, and other material contained on the MedicineNet Site ("Content") are for informational purposes only. The Content is not intended to be a substitute for professional medical . ...More…