Understanding What Each Laboratory Panel Measures
Browse a nationwide catalogue of laboratory tests on DiagnosticTest, indexed both by location and by panel name.
Popular Lab Tests
Complete Blood Count (CBC)
Purpose, preparation, and turnaround notes.
Order Complete Blood Count (CBC)STD Testing
Compare markers, collection, and typical cost.
Order STD TestingDiabetes Testing
Markers, sample type, and reporting window.
Order Diabetes TestingHormone Panels
Panel details and collection notes from DiagnosticTest.
Order Hormone PanelsBasic Heart Health Panel
Panel details and collection notes from DiagnosticTest.
Order Basic Heart Health PanelThyroid Testing
Markers, sample type, and reporting window.
Order Thyroid TestingBrowse by State
Testing Guides
Allergy Panel Testing: What It Measures and When It Is Used
Plain-language panel explainer from DiagnosticTest.
Read guideAutoimmune and ANA Testing: What the Antinuclear Antibody Test Means
Preparation and reporting, explained simply.
Read guideBlood Test Basics: A Practical Guide to Laboratory Testing
Preparation and reporting, explained simply.
Read guideDiagnosticTest at a glance
- 665 laboratory panels
- 52 states and territories
- 1800 cities covered
- 18 testing guides
Using DiagnosticTest
DiagnosticTest cross-references 665 lab panels with 1800 communities, so location and panel scope can be reviewed side by side.
Because DiagnosticTest keeps purpose, preparation, and turnaround on one page, a reader can compare panels without opening several sources.
- Start from a state to see its covered communities.
- Open a community to review the panels reported there.
- Choose a panel to read its purpose, collection notes, and turnaround.
DiagnosticTest reference notes
Reference ranges and terminology differ between laboratories, and DiagnosticTest flags those differences so readers know when a follow-up question is worth asking.
Frequently Asked Questions
How is DiagnosticTest organized?
Two indexes carry DiagnosticTest: a location index of states and communities, and a panel index of laboratory tests.
Does DiagnosticTest cover every state?
Across 52 states and territories, DiagnosticTest indexes 1800 communities, each tied to a set of panels.
Are the panels on DiagnosticTest medical advice?
Use DiagnosticTest to understand a panel, then bring the report to a qualified professional for an interpretation of your own results.
How often is DiagnosticTest updated?
When a laboratory alters its reporting window or terminology, DiagnosticTest updates the affected page rather than leaving it stale.
Assay platforms differ between laboratories, and DiagnosticTest flags where methodology can influence a measurement so diagnostictest.org readers know when a repeat draw or a second opinion is worth considering.
Collection networks vary by region, and DiagnosticTest organises coverage by state and city so diagnostictest.org readers can see which panels are routinely offered in the places they actually live and work.
Ready to get tested? Study what the panel measures, note the preparation rules, and purchase through the DiagnosticTest partner when prepared.
Order TestsReviewed by the DiagnosticTest Editorial Team
The DiagnosticTest review team validates panel information using trusted clinical references before it appears.