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Length of time during and after the treatment of a disease, such as cancer, that a patient lives with the disease but the disease does not get worse.

The reaction of potassium ferrocyanide with ferric iron to yield a dark blue precipitate at the sites of the ferric iron. Used to determine ferric ir…

The science pertaining to the interrelationship of psychologic phenomena and the individual's response to the physical properties of sound.

The exchange of OXYGEN and CARBON DIOXIDE between alveolar air and pulmonary capillary blood that occurs across the BLOOD-AIR BARRIER.

The total volume of gas inspired or expired per unit of time, usually measured in liters per minute.

Quick SOFA score using altered mentation, respiratory rate, and systolic blood pressure.

A measurement index derived from a modification of standard life-table procedures and designed to take account of the quality as well as the duration…

Method for assessing flow through a system by injection of a known quantity of radionuclide into the system and monitoring its concentration over tim…

Extraction of a large number of features from patient images using data characterization algorithms to uncover tumoral patterns and characteristics t…

The distance and direction to which a bone joint can be extended. Range of motion is a function of the condition of the joints, muscles, and connecti…

Criteria used to assess severity and prognosis in acute pancreatitis.

Observation and acquisition of physical data from a distance by viewing and making measurements from a distance or receiving transmitted data from ob…

Methods of preparing tissue specimens for visualization using an electron microscope, usually a scanning electron microscope. The methods involve the…

Noises, normal and abnormal, heard on auscultation over any part of the RESPIRATORY TRACT.

An internationally recognized set of published rules used for evaluation of cancer treatment that define when tumors found in cancer patients improve…

An objective determination of the refractive state of the eye (NEARSIGHTEDNESS; FARSIGHTEDNESS; ASTIGMATISM). By using a RETINOSCOPE, the amount of c…

Technique for measuring air pressure and the rate of airflow in the nasal cavity during respiration.

Diagnostic measurement of the nose and its cavity through acoustic reflections. Used to measure nasal anatomical landmarks, nasal septal deviation, a…

RESTRICTION FRAGMENT LENGTH POLYMORPHISM analysis of rRNA genes that is used for differentiating between species or strains.

A graphic means for assessing the ability of a screening test to discriminate between healthy and diseased persons; may also be used in other studies…

The in vitro formation of clusters consisting of a cell (usually a lymphocyte) surrounded by antigenic cells or antigen-bearing particles (usually er…

The height of the ABDOMEN as measured in the SUPINE POSITION.

A technique of diagnostic imaging of RETINA or CORNEA of the human eye involving the measurement and interpretation of polarizing ELECTROMAGNETIC WAV…

Binary classification measures to assess test results. Sensitivity or recall rate is the proportion of true positives. Specificity is the probability…

Inoculation of a series of animals or in vitro tissue with an infectious bacterium or virus, as in VIRULENCE studies and the development of vaccines.

Process of determining and distinguishing species of bacteria or viruses based on antigens they share.

Levels within a diagnostic group which are established by various measurement criteria applied to the seriousness of a patient's disorder.

A quality-of-life scale developed in the United States in 1972 as a measure of health status or dysfunction generated by a disease. It is a behaviora…

Endoscopic examination, therapy or surgery of the sigmoid flexure.

A severity of disease classification system designed to measure the severity of disease for patients aged 15 and over admitted to intensive care unit…