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Abdominal ultrasonography used as a ClinicalGraph target concept for investigation / investigation.

Abdominal X-ray used as a ClinicalGraph target concept for investigation / investigation.

The use of an aberrometer to measure eye tissue imperfections or abnormalities based on the way light passes through the eye which affects the abilit…

Abnormal esophageal pH monitoring used as a ClinicalGraph target concept for investigation / lab_finding.

Absence of hypertensive target organ damage used as a ClinicalGraph target concept for investigation / imaging_finding.

Absence of left ventricular hypertrophy used as a ClinicalGraph target concept for investigation / imaging_finding.

A noninvasive method for assessing BODY COMPOSITION. It is based on the differential absorption of X-RAYS (or GAMMA RAYS) by different tissues such a…

Objective tests of middle ear function based on the difficulty (impedance) or ease (admittance) of sound flow through the middle ear. These include s…

The measurement and recording of MOTOR ACTIVITY to assess rest/activity cycles.

Examinations that evaluate and monitor hormone production in the adrenal cortex.

Immunologic tests for identification of HIV (HTLV-III/LAV) antibodies. They include assays for HIV SEROPOSITIVITY and HIV SERONEGATIVITY that have be…

Physiologically, the opposition to flow of air caused by the forces of friction. As a part of pulmonary function testing, it is the ratio of driving …

Brain waves characterized by a relatively high voltage or amplitude and a frequency of 8-13 Hz. They constitute the majority of waves recorded by EEG…

Radiography of the heart and great vessels after injection of a contrast medium.

Endoscopic examination, therapy or surgery performed on the interior of blood vessels.

Testing in which the source of the specimen or the person being tested is not individually identified.

Radiographic visualization of the aorta and its branches by injection of contrast media, using percutaneous puncture or catheterization procedures.

manoeuvres to elicit knee pain

Analysis of arterial blood to assess oxygenation, ventilation, pH, and acid-base status.

Roentgenography of a joint, usually after injection of either positive or negative contrast medium.

Measurements of joint flexibility (RANGE OF MOTION, ARTICULAR), usually by employing an angle-measuring device (arthrometer). Arthrometry is used to …

Endoscopic examination, therapy and surgery of the joint.

The testing of the acuity of the sense of hearing to determine the thresholds of the lowest intensity levels at which an individual can hear a set of…

A form of electrophysiologic audiometry in which an analog computer is included in the circuit to average out ongoing or spontaneous brain wave activ…

Measurement of hearing based on the use of pure tones of various frequencies and intensities as auditory stimuli.

Measurement of the ability to hear speech under various conditions of intensity and noise interference using sound-field as well as earphones and bon…

The distance between the anterior and posterior poles of the eye, measured either by ULTRASONOGRAPHY or by partial coherence interferometry.

A technique of bacterial typing which differentiates between bacteria or strains of bacteria by their susceptibility to one or more bacteriophages.

Technique of graphic representation of the movements of the body imparted by the ballistic forces (recoil and impact) associated with cardiac contrac…

An endoscopy of the small intestines accomplished while advancing the endoscope, which is assisted by one or two balloons