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Procalcitonin

Index Procalcitonin

Procalcitonin (PCT) is a peptide precursor of the hormone calcitonin, the latter being involved with calcium homeostasis. [1]

43 relations: Acute-phase protein, Amino acid, Amphetamine, Arthritis, Bacteremia, Bacteria, Blood, Bronchitis, C-reactive protein, Calcitonin, Calcium, Chromosome, Chronic obstructive pulmonary disease, Endocarditis, Endopeptidase, Homeostasis, Hospital-acquired infection, Infection, Interleukin 2, Interleukin 6, Interleukin 8, Lower respiratory tract infection, Meningitis, Model for End-Stage Liver Disease, Neuroendocrine cell, Neutropenia, Observational study, Pancreatitis, Parafollicular cell, Peptide, Pneumonia, Postoperative fever, Protein precursor, Randomized controlled trial, Sensitivity and specificity, Sepsis, Substituted amphetamine, Systemic inflammatory response syndrome, Thyroid, Tumor necrosis factor alpha, Upper respiratory tract infection, Urinary tract infection, Ventilator-associated pneumonia.

Acute-phase protein

Acute-phase proteins (APPs) are a class of proteins whose plasma concentrations increase (positive acute-phase proteins) or decrease (negative acute-phase proteins) in response to inflammation.

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Amino acid

Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.

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Amphetamine

Amphetamine (contracted from) is a potent central nervous system (CNS) stimulant that is used in the treatment of attention deficit hyperactivity disorder (ADHD), narcolepsy, and obesity.

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Arthritis

Arthritis is a term often used to mean any disorder that affects joints.

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Bacteremia

Bacteremia (also bacteraemia) is the presence of bacteria in the blood.

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Bacteria

Bacteria (common noun bacteria, singular bacterium) is a type of biological cell.

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Blood

Blood is a body fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.

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Bronchitis

Bronchitis is inflammation of the bronchi (large and medium-sized airways) in the lungs.

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C-reactive protein

C-reactive protein (CRP) is an annular (ring-shaped), pentameric protein found in blood plasma, whose levels rise in response to inflammation.

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Calcitonin

Calcitonin (also known as thyrocalcitonin) is a 32-amino acid linear polypeptide hormone that is produced in humans primarily by the parafollicular cells (also known as C-cells) of the thyroid gland, and in many other animals in the ultimopharyngeal body.

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Calcium

Calcium is a chemical element with symbol Ca and atomic number 20.

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Chromosome

A chromosome (from Ancient Greek: χρωμόσωμα, chromosoma, chroma means colour, soma means body) is a DNA molecule with part or all of the genetic material (genome) of an organism.

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Chronic obstructive pulmonary disease

Chronic obstructive pulmonary disease (COPD) is a type of obstructive lung disease characterized by long-term breathing problems and poor airflow.

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Endocarditis

Endocarditis is an inflammation of the inner layer of the heart, the endocardium.

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Endopeptidase

Endopeptidase or endoproteinase are proteolytic peptidases that break peptide bonds of nonterminal amino acids (i.e. within the molecule), in contrast to exopeptidases, which break peptide bonds from end-pieces of terminal amino acids.

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Homeostasis

Homeostasis is the tendency of organisms to auto-regulate and maintain their internal environment in a stable state.

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Hospital-acquired infection

A hospital-acquired infection (HAI), also known as a nosocomial infection, is an infection that is acquired in a hospital or other health care facility.

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Infection

Infection is the invasion of an organism's body tissues by disease-causing agents, their multiplication, and the reaction of host tissues to the infectious agents and the toxins they produce.

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Interleukin 2

Interleukin-2 (IL-2) is an interleukin, a type of cytokine signaling molecule in the immune system.

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Interleukin 6

Interleukin 6 (IL-6) is an interleukin that acts as both a pro-inflammatory cytokine and an anti-inflammatory myokine.

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Interleukin 8

Interleukin 8 (IL8 or chemokine (C-X-C motif) ligand 8, CXCL8) is a chemokine produced by macrophages and other cell types such as epithelial cells, airway smooth muscle cells and endothelial cells.

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Lower respiratory tract infection

Lower respiratory tract infection (LRTI), while often used as a synonym for pneumonia, can also be applied to other types of infection including lung abscess and acute bronchitis.

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Meningitis

Meningitis is an acute inflammation of the protective membranes covering the brain and spinal cord, known collectively as the meninges.

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Model for End-Stage Liver Disease

The Model for End-Stage Liver Disease, or MELD, is a scoring system for assessing the severity of chronic liver disease.

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Neuroendocrine cell

Neuroendocrine cells are cells that receive neuronal input (neurotransmitters released by nerve cells or neurosecretory cells) and, as a consequence of this input, release message molecules (hormones) to the blood.

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Neutropenia

Neutropenia or neutropaenia is an abnormally low concentration of neutrophils (a type of white blood cell) in the blood.

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Observational study

In fields such as epidemiology, social sciences, psychology and statistics, an observational study draws inferences from a sample to a population where the independent variable is not under the control of the researcher because of ethical concerns or logistical constraints.

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Pancreatitis

Pancreatitis is inflammation of the pancreas.

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Parafollicular cell

Parafollicular cells (also called C cells) are neuroendocrine cells in the thyroid which primary function is to secrete calcitonin.

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Peptide

Peptides (from Gr.: πεπτός, peptós "digested"; derived from πέσσειν, péssein "to digest") are short chains of amino acid monomers linked by peptide (amide) bonds.

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Pneumonia

Pneumonia is an inflammatory condition of the lung affecting primarily the small air sacs known as alveoli.

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Postoperative fever

Postoperative fever refers to an elevated body temperature (≥ 38.5°C) occurring after a recent surgical procedure.

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Protein precursor

A protein precursor, also called a pro-protein or pro-peptide, is an inactive protein (or peptide) that can be turned into an active form by post-translational modification, such as breaking off a piece of the molecule or adding on another molecule.

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Randomized controlled trial

A randomized controlled trial (or randomized control trial; RCT) is a type of scientific (often medical) experiment which aims to reduce bias when testing a new treatment.

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Sensitivity and specificity

Sensitivity and specificity are statistical measures of the performance of a binary classification test, also known in statistics as a classification function.

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Sepsis

Sepsis is a life-threatening condition that arises when the body's response to infection causes injury to its own tissues and organs.

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Substituted amphetamine

Substituted amphetamines are a class of compounds based upon the amphetamine structure; it includes all derivative compounds which are formed by replacing, or substituting, one or more hydrogen atoms in the amphetamine core structure with substituents.

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Systemic inflammatory response syndrome

Systemic inflammatory response syndrome (SIRS) is an inflammatory state affecting the whole body.

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Thyroid

The thyroid gland, or simply the thyroid, is an endocrine gland in the neck, consisting of two lobes connected by an isthmus.

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Tumor necrosis factor alpha

Tumor necrosis factor (TNF, tumor necrosis factor alpha, TNFα, cachexin, or cachectin) is a cell signaling protein (cytokine) involved in systemic inflammation and is one of the cytokines that make up the acute phase reaction.

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Upper respiratory tract infection

Upper respiratory tract infections (URTI) are illnesses caused by an acute infection which involves the upper respiratory tract including the nose, sinuses, pharynx or larynx.

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Urinary tract infection

A urinary tract infection (UTI) is an infection that affects part of the urinary tract.

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Ventilator-associated pneumonia

Ventilator-associated pneumonia is a type of lung infection that occurs in people who are on mechanical ventilation breathing machines in hospitals.

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References

[1] https://en.wikipedia.org/wiki/Procalcitonin

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