Medical Tests
Explore lab tests, blood work, and imaging exams with plain-language preparation and overview pages.
Browse Directory Sections
Tests starting with R (4,122)
Blood test
Renin [Enzymatic activity/volume] in Plasma --supine
Blood test
Renin [Enzymatic activity/volume] in Plasma --supine+30 minutes post XXX challenge
Blood test
Renin [Enzymatic activity/volume] in Plasma --upright
Blood test
Renin [Mass/volume] in Plasma
Blood test
Renin [Mass/volume] in Plasma --1st specimen post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --2 hours post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --2nd specimen
Blood test
Renin [Mass/volume] in Plasma --2nd specimen post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --3rd specimen
Blood test
Renin [Mass/volume] in Plasma --3rd specimen post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --4 hours post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --4th specimen post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --pre or post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --supine
Blood test
Renin [Mass/volume] in Plasma --upright
Blood test
Renin [Mass/volume] in Plasma --upright+1 hour post XXX challenge
Blood test
Renin [Mass/volume] in Plasma --upright+30 minutes post XXX challenge
Blood test
Renin [Measurement] in Plasma
Blood test
Renin [Units/volume] in Plasma
Blood test
Renin [Units/volume] in Plasma --supine
Blood test
Renin [Units/volume] in Plasma --upright
Blood test
Renin renal clearance in 24 hour Urine and Serum or Plasma
Other
Reorientation [Minimum Data Set]
Other
Reovirus Ab [Measurement] in Body fluid
Other
Reovirus Ab [Measurement] in Cerebral spinal fluid
Blood test
Reovirus Ab [Measurement] in Serum
Other
Reovirus Ab [Titer] in Body fluid
Other
Reovirus Ab [Titer] in Body fluid by Complement fixation
Other
Reovirus Ab [Titer] in Cerebral spinal fluid
Other
Reovirus Ab [Titer] in Cerebral spinal fluid by Complement fixation
Blood test
Reovirus Ab [Titer] in Serum
Blood test
Reovirus Ab [Titer] in Serum by Complement fixation
Other
Reovirus Ab [Units/volume] in Body fluid
Other
Reovirus Ab [Units/volume] in Cerebral spinal fluid
Blood test
Reovirus Ab [Units/volume] in Serum
Blood test
Repaglinide [Mass/volume] in Serum or Plasma
Other
Repaglinide [Mass/volume] in Urine
Blood test
Repaglinide [Presence] in Serum or Plasma
Other
Repair done in your home during the past 12 months if other [FEAS]
Other
Repair of durable medical equipment attachment
Other
Repeatability of the assay [Ratio] [PhenX]
Other
Repeated disturbing dreams of a stressful experience from the past in the last month [PCL-C]
Other
Repeated disturbing memories, thoughts, or images of a stressful experience from the past in the last month [PCL-C]
Other
Repeated, disturbing dreams of the stressful experience [PCL-5]
Other
Repeated, disturbing, and unwanted memories of the stressful experience [PCL-5]
Other
Repetition count
Other
Repetition of three words # [BIMS]
Other
Repetition of three words [MDSv3]
Other
Repetition of three words during assessment period [CMS Assessment]
Other
Repetitive anxious complaints or concerns [Minimum Data Set]
Other
Repetitive health complaints [Minimum Data Set]
Other
Repetitive motor nerve stimulation panel Nerve
Other
Repetitive physical movements [Minimum Data Set]
Other
Repetitive questions [Minimum Data Set]
Other
Repetitive verbalizations [Minimum Data Set]
Other
Replacement fluid Renal replacement therapy circuit
Other
Replacement medicine 1
Other
Replacement medicine 2
Other
Replacement of percutaneous gastrojejunostomy Upper GI tract Document
Imaging
Replicate summarization
Other
Report No Events section
Other
Report action level
Other
Report comment Narrative
Other
Report comment section
Other
Report distribution frequency
Other
Report identifier
Other
Report name
Other
Report source override flag Cancer case
Other
Report status
Other
Report template ID
Other
Report template source
Other
Report template version ID
Other
Report type
Other
Report.section heading
Other
Reportability response report Document Public health
Other
Reportable condition response brief description Narrative
Other
Reportable condition response information and summary Document
Other
Reported Activity metabolic rate/Measured RMR [Relative energy/Time]
Other
Reported Activity metabolic rate/Population RMR [Relative energy/Time]
Other
Reported Activity metabolic rate/Predicted RMR [Relative energy/Time]
Other
Reported activity metabolic rate/Standard RMR [Relative energy/Time]
Other
Reporter Information
Other
Reporter Information [AHRQ]
Other
Reporter email
Other
Reporter job or position
Other
Reporter of adverse event or unsafe condition
Other
Reporter of adverse event or unsafe condition [AHRQ]
Other
Reporter phone number
Other
Reporting county
Other
Reporting parameters Document
Other
Reporting period Unspecified body region
Other
Reporting rate Reporting Period Population Calculated
Other
Reporting state
Other
Reporting to leadership [CDC Emergency Operations Centers]
Other
Reproductive Function Behavior Community [OMAHA]
Other
Reproductive Function Behavior Family [OMAHA]
Other
Reproductive Function Behavior [OMAHA]
Other
Reproductive Function Knowledge Community [OMAHA]
Other
Reproductive Function Knowledge Family [OMAHA]