Test Reference Index - R

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• U
• V
• W
• X

• Radioactive abscess scan
• Radioactive iodine screening test - thyroid
• Radioactive iodine uptake
• Radioactive uptake
• Radiography
• Radioisotope
• Radionuclide - gallbladder
• Radionuclide cisternogram
• Radionuclide cystogram
• Radionuclide organ imaging
• Radionuclide renal perfusion scan
• Radionuclide ventriculography (RNV)
• RAIU
• Random glucose
• Random plasma renin
• Rapid eye movement studies
• Rapid plasma reagin
• Rapid strep test
• RAST test
• RAUI
• RBC (nuclear) scan
• RBC (or erythrocyte) cholinesterase
• RBC - urine
• RBC count
• RBC G6PD test
• RBC indices
• Rectal biopsy
• Rectal culture
• Red blood cell count
• Red blood cells in urine
• Red cell mass measurement
• Refraction test
• Removal of adrenal glands
• Renal angiogram
• Renal arteriography
• Renal biopsy
• Renal perfusion scintigraphy
• Renal perfusion scintiscan
• Renal replacement therapy
• Renal scan
• Renal tubular casts
• Renal venogram
• Renin
• Renogram
• Repeat quantitative beta HCG
• Resin T3 uptake
• Respiratory syncytial virus antibodies
• Reticulocyte count
• Retinal photography
• Retinol test
• Retrograde cystography
• Retrograde ureteral brush biopsy cytology
• RF
• Rh typing
• Rheumatoid factor
• Right heart catheterization
• Right heart ventriculography
• Rotavirus antigen test
• Routine eye examination
• Routine sputum culture
• Routine urine test
• RPR
• RSV antibody test
• RSV serology
• RT3U