Medical Tests
Explore lab tests, blood work, and imaging exams with plain-language preparation and overview pages.
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Tests starting with R (4,122)
Other
Recurrence distant site 2 Cancer
Other
Recurrence distant site 3 Cancer
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Recurrence distant site(s) first episode Cancer
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Recurrence or distant metastases details Cancer Narrative
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Recurrence type first episode Cancer
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Recurrent lung aspirations in last 90 days [Minimum Data Set]
Other
Recurrent statements that something terrible is about to happen [Minimum Data Set]
Other
Recurring coronary heart disease 2Y risk [#] Framingham.D'Agostino 2000
Blood test
Red Alder IgE Ab [Units/volume] in Serum
Blood test
Red Alder IgG4 Ab [Mass/volume] in Serum
Blood test
Red Ant IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Ant IgE Ab [Units/volume] in Serum
Blood test
Red Beet IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Beet IgE Ab [Units/volume] in Serum
Blood test
Red Beet IgG Ab [Mass/volume] in Serum
Blood test
Red Beet IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Red Beet IgG4 Ab [Mass/volume] in Serum
Blood test
Red Cedar IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Cedar IgE Ab [Units/volume] in Serum
Blood test
Red Cedar triggered leukotriene release [Mass/volume] by Leukocytes
Blood test
Red Currant IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Currant IgE Ab [Units/volume] in Serum
Blood test
Red Currant IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Red Deer IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Red Imported Fire Ant IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Imported Fire Ant IgE Ab [Units/volume] in Serum
Blood test
Red Imported Fire Ant IgE Ab/IgE total in Serum
Blood test
Red Imported Fire Ant IgG Ab [Mass/volume] in Serum
Blood test
Red Imported Fire Ant IgG4 Ab [Mass/volume] in Serum
Blood test
Red Kidney Bean IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Kidney Bean IgE Ab [Units/volume] in Serum
Blood test
Red Kidney Bean IgG Ab [Mass/volume] in Serum
Blood test
Red Kidney Bean IgG Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Kidney Bean IgG Ab [Units/volume] in Serum
Blood test
Red Kidney Bean IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Red Kidney Bean IgG4 Ab [Mass/volume] in Serum
Blood test
Red Maple IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Maple IgE Ab [Units/volume] in Serum
Blood test
Red Maple IgG Ab [Units/volume] in Serum
Blood test
Red Maple triggered histamine release [Units/volume] in Blood
Blood test
Red Oak IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Oak IgE Ab [Units/volume] in Serum
Blood test
Red Pepper IgE Ab [Units/volume] in Serum
Blood test
Red Pepper IgG4 Ab [Mass/volume] in Serum
Blood test
Red Pepper triggered histamine release [Units/volume] in Blood
Blood test
Red Snapper IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Snapper IgE Ab [Units/volume] in Serum
Blood test
Red Snapper IgG Ab [Mass/volume] in Serum
Blood test
Red Snapper IgG Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red Snapper IgG Ab [Units/volume] in Serum
Blood test
Red Snapper IgG4 Ab [Mass/volume] in Serum
Blood test
Red blood cell enzyme disorders multigene analysis in Blood or Tissue by Molecular genetics method
Blood test
Red blood cell membrane evaluation panel - Red Blood Cells
Blood test
Red cabbage IgE Ab [Units/volume] in Serum
Blood test
Red cabbage IgG Ab [Units/volume] in Serum
Blood test
Red cabbage IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Red dye IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red dye IgE Ab [Units/volume] in Serum
Blood test
Red mulberry IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red mulberry IgE Ab [Units/volume] in Serum
Blood test
Red mulberry IgE Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Red mulberry IgG Ab [Units/volume] in Serum
Other
Red reflex test
Blood test
Red seabream IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Red seaweed IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Red top grass IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Red top grass IgE Ab [Units/volume] in Serum
Blood test
Red top grass IgE Ab/IgE total in Serum
Blood test
Red top grass IgG4 Ab [Mass/volume] in Serum
Blood test
Red top grass triggered histamine release [Units/volume] in Blood
Blood test
Red+Silver Maple IgE Ab [Units/volume] in Serum
Blood test
Redfish IgE Ab [Units/volume] in Serum
Other
Redness score Head and Neck [PhenX]
Other
Redness score Lower extremity - bilateral [PhenX]
Other
Redness score Trunk [PhenX]
Other
Redness score Upper extremity - bilateral [PhenX]
Other
Reduced need for sleep [DI-PAD]
Other
Reduced nutritional intake in last week in the past week
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Reduced social interaction [Minimum Data Set]
Other
Reducing substances [Mass/volume] in Stool
Other
Reducing substances [Mass/volume] in Urine
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Reducing substances [Measurement] in Stool
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Reducing substances [Measurement] in Urine
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Reducing substances [Moles/volume] in Stool
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Reducing substances [Moles/volume] in Urine
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Reducing substances [Presence] in Stool
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Reducing substances [Presence] in Stool by Post hydrolysis
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Reducing substances [Presence] in Urine
Other
Reducing substances [Units/volume] in Urine by Test strip
Blood test
Reduction in clot strength [Length fraction] in Blood
Blood test
Reduction in clot strength [Length fraction] in Blood by Thromboelastography.kaolin induced --30 minutes post maximum clot amplitude
Blood test
Reduction in clot strength [Length fraction] in Blood by Thromboelastography.kaolin.tissue factor induced --30 minutes post maximum clot amplitude
Blood test
Reduction in clot strength [Length fraction] in Blood by Thromboelastography.resonance.kaolin induced --30 minutes post maximum clot amplitude
Blood test
Reduction in kaolin induced clot strength [Length fraction] in Blood by Thromboelastography ^30 min p max clot amplitude + heparinase
Blood test
Redwood Dust IgE Ab [Units/volume] in Serum
Blood test
Redwood IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Redwood IgE Ab [Units/volume] in Serum
Other
Reese-Ellsworth Extraocular retinoblastoma classification at final disease stage Left eye
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Reese-Ellsworth Extraocular retinoblastoma classification at final disease stage Right eye
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Reference beat