Medical Tests
Explore lab tests, blood work, and imaging exams with plain-language preparation and overview pages.
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Tests starting with H (7,030)
Other
Have you used smokeless tobacco product in the last 30 days [SAMHSA]
Other
Have you used tobacco in the last 30 days [SAMHSA]
Other
Have you wanted to stop or cut down on drinking 3 or more times [SSAGA II]
Other
Have you, or has someone near you, used this air contaminant in the last 48 hours [RIOPA]
Other
Have your menstrual periods stopped permanently [PhenX]
Other
Having difficulty concentrating [PCL-5]
Other
Having difficulty concentrating in the last month [PCL-C]
Other
Having physical reactions, heart pounding, trouble breathing or sweating, when something reminded you of a stressful experience from the past in the last month [PCL-C]
Other
Having strong negative beliefs about yourself, others, or the world [PCL-5]
Other
Having strong negative feelings such as fear, horror, anger, guilt, or shame [PCL-5]
Other
Having strong physical reactions when something reminded you of the stressful experience (for example, heart pounding, trouble breathing, sweating) [PCL-5]
Blood test
Hawkinsin [Moles/volume] in Serum or Plasma
Blood test
Hay IgE Ab [Units/volume] in Serum
Blood test
Hay dust IgE Ab [Units/volume] in Serum
Other
Hazards [RFC]
Blood test
Hazelnut IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Hazelnut IgE Ab [Units/volume] in Serum
Blood test
Hazelnut IgE Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Hazelnut IgE Ab/IgE total in Serum
Blood test
Hazelnut IgG Ab [Mass/volume] in Serum
Blood test
Hazelnut IgG Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Hazelnut IgG Ab [Units/volume] in Serum
Blood test
Hazelnut IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Hazelnut IgG4 Ab [Mass/volume] in Serum
Blood test
Hazelnut Pollen IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Hazelnut Pollen IgE Ab [Units/volume] in Serum
Blood test
Hazelnut Pollen IgE Ab [Units/volume] in Serum or Plasma by Immunoassay
Blood test
Hazelnut Pollen IgG Ab [Mass/volume] in Serum
Blood test
Hazelnut Pollen IgG4 Ab [Mass/volume] in Serum
Blood test
Hazelnut Pollen triggered leukotriene release [Mass/volume] by Leukocytes
Blood test
Hazelnut native (nCor a) 9 IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Hazelnut native (nCor a) 9 IgE Ab [Units/volume] in Serum
Blood test
Hazelnut recombinant (rCor a) 1 IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Hazelnut recombinant (rCor a) 1 IgE Ab [Units/volume] in Serum
Blood test
Hazelnut recombinant (rCor a) 1.0101 IgE Ab [Units/volume] in Serum
Blood test
Hazelnut recombinant (rCor a) 1.0401 IgE Ab [Units/volume] in Serum
Blood test
Hazelnut recombinant (rCor a) 14 IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Hazelnut recombinant (rCor a) 14 IgE Ab [Units/volume] in Serum
Blood test
Hazelnut recombinant (rCor a) 14 IgG4 Ab [Mass/volume] in Serum
Blood test
Hazelnut recombinant (rCor a) 8 IgE Ab [Presence] in Serum by Radioallergosorbent test (RAST)
Blood test
Hazelnut recombinant (rCor a) 8 IgE Ab [Units/volume] in Serum
Blood test
Hazelnut recombinant (rCor a) 9 IgG4 Ab [Mass/volume] in Serum
Blood test
Hazelnut triggered histamine release [Units/volume] in Blood
Blood test
Hazelnut triggered leukotriene release [Mass/volume] by Leukocytes
Other
Hb SS, Hb SC, Hb SB thal newborn screen interpretation
Other
HbA1c measurement device Vendor model code
Other
HbA1c measurement device Vendor name
Other
HbA1c measurement device Vendor serial number
Other
HbA1c measurement device Vendor software version
Blood test
He Ab [Presence] in Serum or Plasma
Other
Head Occipital-frontal circumference
Other
Head Occipital-frontal circumference --at birth- by Tape measure
Other
Head Occipital-frontal circumference --at birth- by US
Other
Head Occipital-frontal circumference Percentile
Other
Head Occipital-frontal circumference by Tape measure
Other
Head Occipital-frontal circumference by US
Imaging
Head circumference/Abdominal circumference US+Estimated from Campbell 1977
Imaging
Head circumference/Abdominal circumference US+Estimated from Campbell 1991
Imaging
Head circumference/Abdominal circumference derived by US
Other
Head control - anterior neck muscles [TIMP]
Other
Head control - lowered from sitting [TIMP]
Other
Head control - posterior neck muscles [TIMP]
Other
Head control - supported sitting [TIMP]
Other
Head diameter Pancreatic duct Endoscopy
Other
Head held in midline with visual stimulation [TIMP]
Other
Head in midline [TIMP]
Other
Head in midline without visual stimulation [TIMP]
Other
Head lift in prone [TIMP]
Other
Head position Animal
Other
Head posture for nystagmus null-point
Other
Head rotation side to side [TIMP]
Other
Head turn in prone to sound (left) [TIMP]
Other
Head turn in prone to sound (right) [TIMP]
Other
Head while patient is seated for 10 seconds [PhenX]
Other
Headache [Minimum Data Set]
Other
Headaches [NDI]
Other
Headphones used, original test [PhenX]
Other
Healed pressure injuries during assessment period [CMS Assessment]
Other
Healed wound information Document
Other
Health Assessment Questionnaire [HAQ]
Other
Health Care Supervision Behavior Community [OMAHA]
Other
Health Care Supervision Behavior Family [OMAHA]
Other
Health Care Supervision Behavior [OMAHA]
Other
Health Care Supervision Knowledge Community [OMAHA]
Other
Health Care Supervision Knowledge Family [OMAHA]
Other
Health Care Supervision Knowledge [OMAHA]
Other
Health Care Supervision Status Community [OMAHA]
Other
Health Care Supervision Status Family [OMAHA]
Other
Health Care Supervision Status [OMAHA]
Other
Health Leads screening panel
Other
Health Quality Measure document
Other
Health agencies [CDC Emergency Operations Centers]
Other
Health and well-being domain risk level [ePCAM]
Other
Health and well-being panel [PCAM]
Other
Health and well-being panel [ePCAM]
Other
Health and well-being total [ePCAM]
Other
Health care durable power attorney [Minimum Data Set]
Other
Health concerns Document
Other
Health conditions
Other
Health conditions section