Diphtheria Glossary of Terms

The following are health and medical definitions of terms that appear in the Diphtheria article.

Airway: The path that air follows to get into and out of the lungs. The mouth and nose are...

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Airway obstruction: Partial or complete blockage of the breathing passages to the lungs. C...

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Antitoxin: An antibody produced in response to and capable of neutralizing a specific biol...

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Asymptomatic: Without symptoms. For example, an asymptomatic infection is an infection wit...

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Bacillus: A large family of bacteria that are rod-like in shape. They include the bacteria...

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Bacteremia: The presence of live bacteria in the bloodstream. Bacteremia is analogous to ...

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Bacteria: Single-celled microorganisms that can exist either as independent (free-living) ...

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Bacterium: The singular of bacteria.

Breathing: The process of respiration, during which air is inhaled into the lungs through ...

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Cardiac: Having to do with the heart.

CDC: The Centers for Disease Control and Prevention, the US agency charged with tracking a...

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Centers for Disease Control and Prevention: The US agency charged with tracking and invest...

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Chest: The area of the body located between the neck and the abdomen. The chest contains t...

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Chest pain: Pain in the chest that can be a result of many things, including angina, heart...

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Contagious: capable of being transmitted from one human to another human via direct or ind...

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Cough: A rapid expulsion of air from the lungs, typically in order to clear the lung airwa...

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Cutaneous: Related to the skin.

Diagnosis: 1 The nature of a disease; the identification of an illness. 2 A ...

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Diphtheria: An acute infectious upper respiratory tract disease that affects the throat. I...

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Discharge: 1.The flow of fluid from part of the body, such as from the nose or vag...

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DTaP: Diphtheria-Tetanus-acellular Pertussis vaccine.

ECG: Electrocardiogram.

Electrocardiogram: A recording of the electrical activity of the heart. Abbreviated ECG an...

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Endemic: A characteristic of a particular population, environment, or region. Examples of ...

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Erythromycin: Erythromycin is a common antibiotic for treating bacterial infection. Sold...

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Fever: Although a fever technically is any body temperature above the normal of 98.6 F (37...

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Gram-positive: Gram-positive bacteria retain the color of the crystal violet stain in the ...

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Headache: A pain in the head with the pain being above the eyes or the ears, behind the he...

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Heart: The muscle that pumps blood received from veins into arteries throughout the body. ...

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Hippocrates: (c.460-377BC) Great Greek physician on the Mediterranean island of Cos, who f...

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Hoarseness: Hoarseness is a term referring to abnormal voice changes. Hoarseness may be ma...

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Immune: Protected against infection, usually by the presence of antibodies.

Immune system: A complex system that is responsible for distinguishing a person from every...

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Immunity: The condition of being immune. Immunity can be innate'for example, humans are in...

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Immunization: Vaccination. Immunizations work by stimulating the immune system, the natur...

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Incidence: The frequency with which something, such as a disease or trait, appears in a pa...

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Infection: The invasion and multiplication of microorganisms such as bacteria, viruses, an...

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Inflammation: A localized reaction that produces redness, warmth, swelling, and pain as a ...

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Injury: Harm or hurt. To harm, hurt, or wound. The word injure may be in physical or emot...

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Insertion: A chromosome abnormality that is due to insertion of a segment from one chromos...

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Isolate: To separate from others as during an infectious disease.

Larynx: A tube-shaped organ in the neck that contains the vocal cords. The larynx is about...

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Lesion: An area of abnormal tissue change. Lesions vary in severity from harmless to serio...

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Lymph: The almost colorless fluid that travels through the lymphatic system, carrying cell...

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Lymphatic: Pertaining to a small, thin channel that is similar to a blood vessel and that ...

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Lymphatic system: The tissues and organs, including the bone marrow, spleen, thymus, and l...

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Malaise: A vague feeling of discomfort, one that cannot be pinned down but is often sensed...

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Membrane: A very thin layer of tissue that covers a 'surface.

Muscle: Muscle is the tissue of the body which primarily functions as a source of power. T...

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Myocarditis: Inflammation of the myocardium, the heart muscle.

Nasal: Having to do with the nose.

Nasopharynx: The area of the upper throat that lies behind the nose. In contrast to the or...

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Neck: The part of the body joining the head to the shoulders. Also, any narrow or constric...

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Nerve: A bundle of fibers that uses electrical and chemical signals to transmit sensory an...

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Nose: The external midline projection from the face. The purpose of the nose is to warm, c...

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Obstruction: Blockage of a passageway. See, for example: Airway obstruction; Intestinal o...

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Organ: A relatively independent part of the body that carries out one or more special func...

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Outpatient: A patient who is not hospitalized, but instead comes to a physician?s office, ...

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Pain: An unpleasant sensation that can range from mild, localized discomfort to agony. Pa...

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Penicillin: The most famous of all antibiotics, named for the fungal mold Penicillium n...

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Pertussis: Pertussis, also known as "whooping cough," is a highly contagious, acute respir...

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Pharynx: The hollow tube that is about 5 inches long and starts behind the nose and ends a...

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Prognosis: The forecast of the probable outcome or course of a disease; the patient's chan...

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Pus: A thick, whitish-yellow fluid that results from the accumulation of white blood cells...

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Respiratory: Having to do with respiration.

Sequelae: See: Sequela.

Sore: 1. (adjective) A popular term for painful, such as a sore throat. 2. (...

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Sore throat: Pain in the throat. Sore throat may be caused by many different causes, inclu...

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Substance: 1. Material with particular features.
2. The material that...

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Supportive care: Treatment given to prevent, control, or relieve complications and side ef...

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Systemic: Affecting the entire body. A systemic disease such as diabetes can affect the wh...

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Tetanus: An often fatal infectious disease that is caused by the bacterium Clostridium tet...

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Throat: The throat is the anterior (front) portion of the neck beginning at the back of th...

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Tonsils: Small masses of lymphoid tissue at the back and on both sides of the throat.

Toxin: A poison produced by certain animals, plants, or bacteria.

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Trachea: A tube-like portion of the respiratory tract that connects the larynx with the br...

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Ulcer: A lesion that is eroding away the skin or mucous membrane. Ulcers can have various ...

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Upper respiratory infection: An infection of the upper part of the respiratory system whic...

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Vaccination: Injection of a killed microbe in order to stimulate the immune system against...

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Viral: Of or pertaining to a virus. For example, if a person has a viral rash, the rash wa...

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World Health Organization: The subagency of the United Nations (UN) that is concerned with...

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