Medical Tests
Explore lab tests, blood work, and imaging exams with plain-language preparation and overview pages.
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Tests starting with O (2,433)
Other
Oleoylcarnitine (C18:1)/Creatinine [Molar ratio] in Urine
Other
Olfactory alteration [CCC]
Other
Olfactory nerve (CNI) exam
Other
Oligoclonal Bands IgG [Presence] in Cerebral spinal fluid by Isoelectric focusing
Blood test
Oligoclonal Bands IgG [Presence] in Serum or Plasma
Blood test
Oligoclonal Bands IgG [Presence] in Serum or Plasma by Isoelectric focusing
Blood test
Oligoclonal Bands IgM [Interpretation] in Serum or Plasma
Other
Oligoclonal Bands IgM [Presence] in Cerebral spinal fluid by Isoelectric focusing
Blood test
Oligoclonal Bands IgM [Presence] in Serum or Plasma by Isoelectric focusing
Other
Oligoclonal bands [#] in Cerebral spinal fluid by Electrophoresis
Other
Oligoclonal bands [#] in Cerebral spinal fluid by Isoelectric focusing
Blood test
Oligoclonal bands [#] in Serum or Plasma
Blood test
Oligoclonal bands [#] in Serum or Plasma by Isoelectric focusing
Other
Oligoclonal bands [Interpretation] in 24 hour Urine by Isoelectric focusing
Other
Oligoclonal bands [Interpretation] in Body fluid by Electrophoresis Narrative
Other
Oligoclonal bands [Interpretation] in Cerebral spinal fluid by Electrophoresis
Other
Oligoclonal bands [Interpretation] in Cerebral spinal fluid by Electrophoresis Narrative
Other
Oligoclonal bands [Interpretation] in Cerebral spinal fluid by Isoelectric focusing
Blood test
Oligoclonal bands [Interpretation] in Serum or Plasma
Blood test
Oligoclonal bands [Interpretation] in Serum or Plasma Narrative
Blood test
Oligoclonal bands [Interpretation] in Serum or Plasma by Isoelectric focusing
Other
Oligoclonal bands [Mass/volume] in Urine by Electrophoresis
Other
Oligoclonal bands [Presence] in Cerebral spinal fluid
Blood test
Oligoclonal bands [Presence] in Serum or Plasma
Other
Oligoclonal bands/Protein.total in Urine by Electrophoresis
Other
Oligosaccharides [Presence] in Urine
Other
Oligosaccharides pattern [Interpretation] in 24 hour Urine Narrative
Other
Oligosaccharides pattern [Interpretation] in Fibroblast by Screen method Narrative
Blood test
Oligosaccharides pattern [Interpretation] in Leukocytes by Screen method Narrative
Blood test
Oligosaccharides pattern [Interpretation] in Serum or Plasma Narrative
Other
Oligosaccharides pattern [Interpretation] in Urine
Other
Oligosaccharides pattern [Interpretation] in Urine Narrative
Other
Oligosaccharides/Creatinine [Molar ratio] in Urine
Blood test
Olive IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Olive IgE Ab [Units/volume] in Serum
Blood test
Olive IgE Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Olive IgG Ab [Mass/volume] in Serum
Blood test
Olive IgG Ab [Units/volume] in Serum
Blood test
Olive IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Olive IgG4 Ab [Mass/volume] in Serum
Blood test
Olive Pollen IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Olive Pollen IgE Ab [Units/volume] in Serum
Blood test
Olive Pollen IgE Ab/IgE total in Serum
Blood test
Olive Pollen IgG Ab [Mass/volume] in Serum
Blood test
Olive Pollen IgG4 Ab [Mass/volume] in Serum
Blood test
Olive Pollen triggered leukotriene release [Mass/volume] by Leukocytes
Blood test
Olive native (nOle e) 2 IgE Ab [Units/volume] in Serum
Blood test
Olive pollen native (nOle e) 1 IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Olive pollen native (nOle e) 1 IgE Ab [Units/volume] in Serum
Blood test
Olive pollen native (nOle e) 1 IgG4 Ab [Mass/volume] in Serum
Blood test
Olive pollen native (nOle e) 7 IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Olive pollen native (nOle e) 7 IgE Ab [Units/volume] in Serum
Blood test
Olive pollen recombinant (rOle e) 9 IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Olive pollen recombinant (rOle e) 9 IgE Ab [Units/volume] in Serum
Blood test
Olive recombinant (rOle e) 2 IgE Ab [Units/volume] in Serum
Other
Omadacycline [Susceptibility]
Other
Omadacycline [Susceptibility] by Disk diffusion (KB)
Other
Omadacycline [Susceptibility] by Minimum inhibitory concentration (MIC)
Other
Omaha System 2005 panel
Other
Ombitasvir [Susceptibility] by Genotype method
Other
Omega 3 fatty acids (w3) [Moles/volume] in RBC.lysate
Blood test
Omega 3 fatty acids (w3) [Moles/volume] in Serum or Plasma
Other
Omega 6 fatty acids (w6) [Moles/volume] in RBC.lysate
Blood test
Omega 6 fatty acids (w6) [Moles/volume] in Serum or Plasma
Blood test
Omega 6 fatty acids (w6)/Omega 3 fatty acids (w3) [Mass Ratio] in Blood
Blood test
Omega 6 fatty acids (w6)/Omega 3 fatty acids (w3) [Molar ratio] in Serum or Plasma
Blood test
Omega-3 (EPA+DHA) index in Serum or Plasma
Blood test
Omega-3 (EPA+DHA) index risk in Serum or Plasma
Other
Omega-3 fatty acid intake 24 hour Estimated
Other
Omega-3 fatty acid intake 24 hour Measured
Other
Omental involvement [Presence] in Endometrial cancer specimen
Blood test
Omeprazole [Mass/volume] in Serum or Plasma
Blood test
Omeprazole induced neutrophil IgG Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
Blood test
Omeprazole induced neutrophil IgM Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
Blood test
Omeprazole induced platelet IgG Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
Blood test
Omeprazole induced platelet IgM Ab [Presence] in Serum or Plasma by Flow cytometry (FC)
Blood test
OmpC Ab [Measurement] in Serum
Blood test
OmpC Ab [Presence] in Serum
Blood test
OmpC Ab [Presence] in Serum by Immunoassay
Blood test
OmpC Ab [Units/volume] in Serum
Blood test
OmpC IgA Ab [Measurement] in Serum
Blood test
OmpC IgA Ab [Presence] in Serum
Blood test
OmpC IgA Ab [Presence] in Serum by Immunoassay
Blood test
OmpC IgA Ab [Units/volume] in Serum by Immunoassay
Other
On 3 or more different occasions have you taken a drink to keep from having fits, seizures, or convulsions or to make them go away [SSAGA II]
Other
On 3 or more different occasions have you taken a drink to keep from having the DTs or to make them go away [SSAGA II]
Other
On a planned weight change program [Minimum Data Set]
Other
On a typical day when I drank alcohol, I had... [PROMIS]
Other
On a typical weekday in the past week, how much time did the patient spend playing video games and computer games
Other
On a typical weekday in the past week, how much time did the patient spend watching TV AndOr DVDs
Other
On a typical weekday in the summer, about how many hours did you generally spend in the mid-day sun [NHL]
Other
On a typical weekend day in the past week, how much time did the patient spend playing video games and computer games
Other
On a typical weekend day in the past week, how much time did the patient spend watching TV AndOr DVDs
Other
On a typical weekend day in the summer, about how many hours did you generally spend in the mid-day sun [NHL]
Other
On a usual day, how physically active was your child in past 7 days [PROMIS.PARENTPROXY]
Other
On a usual day, how physically active were you in past 7 days [PROMIS.PEDS]
Other
On average how often do you take painkillers [PhenX]
Other
On average, about how many hours per week, month, or year have you participated in this hobby [LIBCSP]
Other
On average, during the last year, how many day were there in a typical menstrual cycle, that is, from the beginning of bleeding of one menstrual period to the beginning of bleeding of the next period [PhenX]
Other
On how many days in the last 3 months did you have a headache, if headache lasted more than 1 day, count each day [PhenX]