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There are currently 14 terms in this directory beginning with the letter S.
Semi-permeable Membrane
A membrane with pores that are permeable to some (smaller molecules) but not to larger molecules.

Sequential Dialysis
Two-stage form of hemodialysis treatment in which the first stage consists only of ultrafiltration. In the first stage, there is no dialysate flow while the ultrafiltration pump draws excess fluid from the patient. After the calculated amount of fluid has been drawn, usually a standard dialysis treatment, begins.

Extreme hypotension.

Chief cation of the extracellular body fluids. Its salts are the most widely used in medicine. Physiologically the sodium ion plays a major role in blood pressure regulation, maintenance of fluid volume, and electrolyte balance.

The substance that is dissolved in a liquid (solvent) to form a solution.

An instrument used to measure blood pressure.

Standard Kt/V
The stdKt/V is a formula to measure the relative efficiency of the whole spectrum of dialytic therapies whether intermittent, continuous or mixed. This method allows the measurement of clearance efficiency of HD of variable frequency, continuous PD, intermittent PD, slow continuous renal replacement therapies (CRRT), residual renal function (RRF) and all situations involving the use of clearance from various methods.

Steal Syndrome
Pain or weak pulse in affected limb caused by shunting of normal arterial blood supply through the access thus depriving distal extremity of needed oxygenation.

Completely free from living microorganisms.

Sterile peritonitis
Synonym to culture-negative peritonitis

A device used to auscultate (listen to) sounds produced by the body. It consists of rubber tubing connecting two ear pieces to a diaphragm and/or bell.

Supine position
Lying with the face upward, or on the dorsal surface.

Instrument used for injecting or withdrawing fluids.

Systolic Blood Pressure
This is the pressure inside arteries during a heartbeat. This is the top half of the blood pressure reading.
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