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Midwest · Complete Blood Count Test (CBC Test) with Differential

Complete Blood Count Test (CBC Test) with Differential in Illinois

Complete Blood Count Test (CBC Test) with Differential can be ordered without a referral, and this guide covers what to expect. A Complete Blood Count (CBC) Test with Differential provides insights into overall health by evaluating various blood components.

Sample typeBlood draw at a collection lab
ReferralNo referral required

What this test is

The CBC Test with Differential is a blood test that measures different components of the blood, including red and white blood cells, hemoglobin, and platelets. It helps assess overall health and detect a variety of disorders such as infections, anemia, and other conditions.

What it measures

  • Red Blood Cells (RBC) — reflects oxygen-carrying capacity
  • White Blood Cells (WBC) — indicates immune system activity
  • Hemoglobin — measures oxygen transport in blood
  • Hematocrit — shows the proportion of blood volume occupied by red blood cells
  • Platelets — indicates blood clotting ability
  • Mean Corpuscular Volume (MCV) — reflects average size of red blood cells
  • Differential Count — provides detailed information on types of white blood cells

What the test involves

The test involves a standard blood draw, typically from a vein in the arm. A healthcare professional will collect the blood sample for analysis.

Why it is often ordered

Clinicians often order a CBC Test with Differential to evaluate general health status or investigate symptoms like fatigue, weakness, or infection. It can also be used to monitor existing health conditions and the effectiveness of treatments.

Preparation

Preparation for the test is usually minimal, but it's important to follow any specific instructions provided by the collection lab.

How results are reported

Results are reported as a series of values for each blood component, and reference ranges can vary between laboratories. It is important to discuss results with a healthcare provider.

Before you go

  • Turnaround time for results
  • Specific preparation instructions
  • Availability of the test

Cities

Complete Blood Count Test (CBC Test) with Differential in Illinois communities

Choose your city for local context and to request this test.

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