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
R little b super little a Ab [Presence] in Serum or Plasma
Other
R wave amplitude in lead AVF
Other
R wave amplitude in lead AVL
Other
R wave amplitude in lead AVR
Other
R wave amplitude in lead I
Other
R wave amplitude in lead II
Other
R wave amplitude in lead III
Other
R wave amplitude in lead V1
Other
R wave amplitude in lead V2
Other
R wave amplitude in lead V3
Other
R wave amplitude in lead V4
Other
R wave amplitude in lead V5
Other
R wave amplitude in lead V6
Other
R wave amplitude.V5+S wave amplitude.V1
Other
R wave amplitude.V6+S wave amplitude.V1
Other
R wave axis
Other
R wave axis.horizontal plane
Other
R wave duration in lead AVF
Other
R wave duration in lead AVL
Other
R wave duration in lead AVR
Other
R wave duration in lead I
Other
R wave duration in lead II
Other
R wave duration in lead III
Other
R wave duration in lead V1
Other
R wave duration in lead V2
Other
R wave duration in lead V3
Other
R wave duration in lead V4
Other
R wave duration in lead V5
Other
R wave duration in lead V6
Other
R' wave amplitude in lead AVF
Other
R' wave amplitude in lead AVL
Other
R' wave amplitude in lead AVR
Other
R' wave amplitude in lead I
Other
R' wave amplitude in lead II
Other
R' wave amplitude in lead III
Other
R' wave amplitude in lead V1
Other
R' wave amplitude in lead V2
Other
R' wave amplitude in lead V3
Other
R' wave amplitude in lead V4
Other
R' wave amplitude in lead V5
Other
R' wave amplitude in lead V6
Other
R' wave duration in lead AVF
Other
R' wave duration in lead AVL
Other
R' wave duration in lead AVR
Other
R' wave duration in lead I
Other
R' wave duration in lead II
Other
R' wave duration in lead III
Other
R' wave duration in lead V1
Other
R' wave duration in lead V2
Other
R' wave duration in lead V3
Other
R' wave duration in lead V4
Other
R' wave duration in lead V5
Other
R' wave duration in lead V6
Other
R- and S-beta aminoisobutyrate and D- and L-serine panel - Cerebral spinal fluid
Blood test
R- and S-beta aminoisobutyrate and D- and L-serine panel - Serum or Plasma
Other
R- and S-beta aminoisobutyrate and D- and L-serine panel - Urine
Other
R- and S-beta aminoisobutyrate and D- and L-serine pattern [Interpretation] in Cerebral spinal fluid Narrative
Blood test
R- and S-beta aminoisobutyrate and D- and L-serine pattern [Interpretation] in Serum or Plasma Narrative
Other
R- and S-beta aminoisobutyrate and D- and L-serine pattern [Interpretation] in Urine Narrative
Imaging
R-R duration US
Other
R-R interval (Maximum value during study) by EKG
Other
R-R interval (Mean value during study) by EKG
Other
R-R interval (Minimum value during study) by EKG
Other
R-R interval by EKG
Imaging
R-R interval by EKG --during XXX measurement
Imaging
R-R interval by US --at aortic flow measurement
Imaging
R-R interval by US --at mitral flow measurement
Imaging
R-R interval by US --at pulmonic flow measurement
Imaging
R-R interval by US --at tricuspid flow measurement
Other
R-R interval.coefficient of variation by EKG
Other
R-R interval.standard deviation (Heart rate variability)
Other
R-R interval.standard deviation (Heart rate variability) by EKG
Other
R-beta aminoisobutyrate [Moles/volume] in Cerebral spinal fluid
Blood test
R-beta aminoisobutyrate [Moles/volume] in Serum or Plasma
Other
R-beta aminoisobutyrate/Creatinine [Molar ratio] in Urine
Blood test
RAB7A gene full mutation analysis in Blood or Tissue by Sequencing
Blood test
RABEprazole induced platelet IgG Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
Blood test
RABEprazole induced platelet IgM Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
Blood test
RAF1 gene full mutation analysis in Blood or Tissue by Sequencing
Blood test
RAI1 gene 17p11.2 deletion and duplication mutation analysis [Identifier] in Blood or Tissue by FISH Nominal
Blood test
RAI1 gene targeted mutation analysis in Blood or Tissue by Molecular genetics method
Blood test
RARA gene rearrangements [Interpretation] in Blood or Tissue by FISH Narrative
Blood test
RARA gene rearrangements [Presence] in Blood or Tissue by FISH
Blood test
RAST class [Presence] in Serum
Blood test
RB1 gene mutations found [Identifier] in Blood or Tissue by Molecular genetics method Nominal
Blood test
RB1 gene mutations tested for in Blood or Tissue by Molecular genetics method Nominal
Blood test
RB1 gene targeted mutation analysis in Blood or Tissue by Molecular genetics method
Other
RBC casts [#/area] in Urine by Computer assisted method
Other
RBC casts [#/area] in Urine sediment
Other
RBC casts [#/area] in Urine sediment by Microscopy high power field
Other
RBC casts [#/area] in Urine sediment by Microscopy low power field
Other
RBC casts [#/volume] in Urine by Computer assisted method
Other
RBC casts [#/volume] in Urine sediment by Computer assisted method
Other
RBC casts [Presence] in Urine by Computer assisted method
Other
RBC casts [Presence] in Urine sediment by Light microscopy
Other
RBC membrane multigene analysis in Specimen by Sequencing
Blood test
RCS-4 (synthetic cannabinoid) [Presence] in Blood
Other
RCS-4 5-carboxypentyl (synthetic cannabinoid metabolite) [Mass/volume] in Urine by Confirmatory method
Blood test
RCS-4 5-carboxypentyl (synthetic cannabinoid metabolite) [Presence] in Blood
Other
RCS-4 5-carboxypentyl (synthetic cannabinoid metabolite) [Presence] in Urine by Confirmatory method