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Historically, it was a physician's instruction to an apothecary listing the materials to be compounded into a treatment—the symbol ℞ (a capital letter R, crossed to indicate abbreviation) comes from the first word of a medieval prescription, Latin recipe (lit. ' take thou '), that gave the list of the materials to be compounded.
Vital signs (also known as vitals) are a group of the four to six most crucial medical signs that indicate the status of the body's vital (life-sustaining) functions. These measurements are taken to help assess the general physical health of a person, give clues to possible diseases, and show progress toward recovery.
Capillary blood glucose (British medical colloquialism originating from Boehringer Mannheim, a manufacturer of early glucose meters, today a part of Boehringer Ingelheim.) BMBx: Bone marrow biopsy: BMC: bone mineral content: BMD: bone mineral density (also termed bone mass measurement) BMI: body mass index: BMP: basic metabolic panel: BMR ...
The chemical abbreviation for sodium was first published in 1814 by Jöns Jakob Berzelius in his system of atomic symbols, [45] [46] and is an abbreviation of the element's Neo-Latin name natrium, which refers to the Egyptian natron, [41] a natural mineral salt mainly consisting of hydrated sodium carbonate. Natron historically had several ...
The decibel originates from methods used to quantify signal loss in telegraph and telephone circuits. Until the mid-1920s, the unit for loss was miles of standard cable (MSC). 1 MSC corresponded to the loss of power over one mile (approximately 1.6 km) of standard telephone cable at a frequency of 5000 radians per second (795.8 Hz), and matched closely the smallest attenuation detectable to a ...
The main discussion of these abbreviations in the context of drug prescriptions and other medical prescriptions is at List of abbreviations used in medical prescriptions. Some of these abbreviations are best not used, as marked and explained here.
Symptoms of URTIs commonly include cough, sore throat, runny nose, nasal congestion, headache, low-grade fever, facial pressure, and sneezing. [9] Symptoms of rhinovirus in children usually begin 1–3 days after exposure. The illness usually lasts 7–10 more days. [6]
Following the chief complaint in medical history taking, a history of the present illness (abbreviated HPI) [1] (termed history of presenting complaint (HPC) in the UK) refers to a detailed interview prompted by the chief complaint or presenting symptom (for example, pain).