Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «H»:
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H
H: Symbol for hydrogen....
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H (drug caution code)
H (drug caution code): Abbreviation standing for habitforming on a medication that indicates caution because the medication may cause addictive.
While not a part of the historical heritage of ancient prescription abbreviations, drug caution codes provide very valuable warnings.
If you see "H" or an...
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H and H
H and H: H and H, sometimes written as "H&H", is a popular shorthand for hemoglobin and hematocrit, two very common and important blood tests.
Hemoglobin is the oxygen-carrying protein pigment in the blood, specifically in the red blood cells. In the test for hemoglobin (Hb), it is usually measured ...
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H and P
H and P: In common doctor language, H stands for history and P for physical. So H and P = the history and physical, the medical history and the physical examination of the patient. The H and P are thus the initial clinical evaluation and examination of the patient.
A "focused" H and P means that th...
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H. erectus
H. erectus: See: Homo erectus....
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H. floresiensis
H. floresiensis: See: Homo floresiensis....
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H. flu
H. flu: Haemophilus influenzae type B....
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H. flu genome
H. flu genome: The total genetic complement of the bacterium Haemophilus influenzae (H. flu). This bacterial genome was the first in an independent organism to be sequenced and assembled.
The H. flu genome contains 1.8 million base pairs and is estimated to have 1,740 genes. The sequencing of this ...
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H. flu immunization
H. flu immunization: This immunization is designed
to prevent disease due to Haemophilus influenzae (H. flu),
specifically Haemophilus influenzae type B (HIB).
The HIB bacteria is responsible for a range of serious "invasive"
diseases including meningitis with potential brain damage and
epigl...
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H. heilmannii
H. heilmannii: Abbreviation for
Helicobacter heilmannii, a bacteria that infects most cats,
dogs and pigs and, in them, causes stomach inflammation
(gastritis). H. heilmannii is not usually transmitted from
animals to people. But people who have been infected by H.
heilmannii are known to hav...
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H. sapiens
H. sapiens: See: Homo sapiens....
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H5N1 influenza
H5N1 influenza: An influenza
A virus subtype that occurs mainly in birds, is highly
contagious among birds, and can be deadly to them. Outbreaks of avian influenza H5N1 occurred among poultry in eight countries in Asia during late
2003 and early 2004. At that time, more than 100 million birds in...
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HAART
HAART: Stands for highly active antiretroviral therapy. Treatment with a very potent drug "cocktail" to suppress the growth of HIV, the retrovirus responsible for AIDS....
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Habitual abortion
Habitual abortion: The miscarriage of 3 or more consecutive pregnancies. The abortion of 3 or more
miscarriages (spontaneous abortions) with no intervening pregnancies is also termed recurrent abortion.
Habitual or recurrent abortion is a form of infertility. It is sometimes due to chromosome abno...
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Habitus
Habitus: The physique or body build. Also the posture. For example, corticosteroid therapy can produce a characteristic cushingoid habitus with a moon face, "buffalo hump" at the back of the neck, and obesity of the trunk.
From the Latin for "condition" from the Latin verb "habere" meaning "to hold...
