| RST | radiosensitivity test; reagin screen test; right sacrotransverse [fetal position]; rubrospinal tract... |
|---|---|
| SDS | same day surgery; school dental services; self-rating depression scale; sensory deprivation syndrome... |
| SF | Sabin-Feldman [test]; safety factor; salt-free; scarlet fever; screen film; seminal fluid; serosal f... |
| SFP | screen filtration pressure; simultaneous foveal perception; spinal fluid pressure; stopped flow pres... |
| SFR | screen filtration resistance; stroke with full recovery |
| screen-film contact | The closeness and uniformity with which the X-ray film in a cassette lies against the screen. Image resolution is dependent on this closeness and uniformity of contact. (05 Mar 2000) |
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| screen memory | In psychoanalysis, a consciously tolerable memory that unwittingly serves as a cover for another associated memory which would be emotionally painful if recalled. (05 Mar 2000) |
| specimen screen | <microscopy> A disk of fine screen, usually 200-mesh stainless steel, copper, or nickel, which supports the replica or specimen support film for observation in the microscope. (05 Aug 1998) |
| strep screen | A quick test for strep throat that is performed off a standard throat swab. Results can be obtained within a hour in most cases. (27 Sep 1997) |
| intensifying screen | A screen used in radiography. (05 Mar 2000) |
| tangent screen | A flat, usually black surface used to measure the central 30 degrees of the field of vision. Synonym: Bjerrum screen. (05 Mar 2000) |
| fluorescent screen | A screen coated with fluorescent crystals such as the calcium tungstate used in the fluoroscope. (05 Mar 2000) |