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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…

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.

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…

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…

A balloon-assisted enteroscopy utilizing a flexible endoscope with one overtube balloon control unit.

Patient-reported measure of outcome in sino-nasal disorders such as rhinosinusitis and nasal polyposis.

A technique to study CELL MIGRATION in the INFLAMMATION process or during immune reactions. After an area on the skin is abraded, the movement of cel…

Body builds determined on the basis of certain physical characteristics of body shape and BODY COMPOSITION. A somatotyping appraisal is a composite r…

Measurement of parameters of the speech product such as vocal tone, loudness, pitch, voice quality, articulation, resonance, phonation, phonetic stru…

The observation of successive phases of MOVEMENT by use of a flashing light.

Combination or superimposition of two images for demonstrating differences between them (e.g., radiograph with contrast vs. one without, radionuclide…

Process of evaluating the health of a patient and determining if they are healthy enough for surgery.

The proportion of survivors in a group, e.g., of patients, studied and followed over a period, or the proportion of persons in a specified group aliv…

Evaluation of manifestations of disease.