Eructation

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  Coma

  In medicine, a coma (from the Greek κῶμα koma, meaning deep sleep) is a state of unconsciousness, lasting more than six hours in which a person cannot be awakened, fails to respond normally to painful stimuli, light, sound, lacks a normal sleep-wake cycle and does not initiate voluntary actions. A...
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  Bradycardia

  Bradycardia ( /ˌbrædɪˈkɑrdiə/; Greek βραδυκαρδία, bradykardía, "heart slowness"), in the context of adult medicine, is the resting heart rate of under 60 beats per minute, though it is seldom symptomatic until the rate drops below 50 beats/min. It may cause cardiac arrest in some patients, because...
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  Flatulence

  Flatulence is the expulsion through the rectum of a mixture of gases that are byproducts of the digestion process of mammals and other animals. The medical term for the mixture of gases is flatus, informally known as a fart, or simply (in American English) gas. The gases are expelled from the...
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  Seizure

  An epileptic seizure, occasionally referred to as a fit, is defined as a transient symptom of "abnormal, excessive, or synchronous neuronal activity in the brain". The outward effect can be as dramatic as a wild thrashing movement (tonic-clonic seizure) or as mild as a brief loss of awareness ...
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  Pyrexia

  Fever (also known as pyrexia) is a common medical sign characterized by an elevation of temperature above the normal range of 36.5–37.5 °C (98–100 °F) due to an increase in the body temperature regulatory set-point. This increase in set-point triggers increased muscle tone and shivering. As a...
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  Headache

  A condition which is characterized by severe pain in the head.
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  Edema

  Edema (American English) or oedema (British English) ( /ɪˈdimə/; from the Greek οἴδημα - oídēma, "swelling"), formerly known as dropsy or hydropsy, is an abnormal accumulation of fluid beneath the skin or in one or more cavities of the body that produces swelling. Generally, the amount of...
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  Anosmia

  Anosmia (pronounced /ænˈɒzmiə/) is a lack of functioning olfaction, or in other words, an inability to perceive odors. Anosmia may be temporary but traumatic anosmia can be permanent. Anosmia is not due to any inflammation of the nasal mucosa; blockage of nasal passages or a destruction of one...
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  Vomiting

  Vomiting (known medically as emesis and informally as throwing up and by a number of other terms) is the forceful expulsion of the contents of one's stomach through the mouth and sometimes the nose. Vomiting can occur due to a wide variety of conditions; it may present as a specific response to...
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  Tachycardia

  Tachycardia comes from the Greek words tachys (rapid or accelerated) and kardia (of the heart). Tachycardia typically refers to a heart rate that exceeds the normal range for a resting heart rate (heart rate in an inactive or sleeping individual). It can be dangerous depending on the speed and type...