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Blood count; hematocrit (Hct)

CPT4 code

Name of the Procedure:

Blood count; hematocrit (Hct)

  • Commonly referred to as Hct test, packed cell volume (PCV) test.

Summary

A hematocrit test measures the proportion of red blood cells in your blood. It helps diagnose or monitor conditions that affect the blood, such as anemia or dehydration.

Purpose

The test addresses medical conditions like anemia, polycythemia, and dehydration. The goal is to determine the proportion of red blood cells, which can aid in diagnosing these conditions and assessing the severity of symptoms.

Indications

  • Symptoms of anemia such as fatigue, weakness, or pale skin.
  • Symptoms of polycythemia, such as dizziness or headache.
  • Monitoring dehydration or overhydration.
  • Regular monitoring for individuals with known blood disorders.

Preparation

  • No specific fasting or dietary changes are typically required.
  • It is advisable to inform your doctor about any medications or supplements you take.

Procedure Description

  1. A healthcare provider will clean an area on your arm where the blood sample will be taken.
  2. A tourniquet is applied to make your vein more prominent.
  3. A needle is inserted into the vein to collect a blood sample.
  4. The collected blood is then sent to a laboratory for analysis.
    • Tools and equipment include a sterile needle, syringe, and collection tube.
    • Anesthesia or sedation is not required for this procedure.

Duration

The blood draw itself typically takes less than 5 minutes.

Setting

The procedure is usually performed in an outpatient clinic, hospital lab, or doctor's office.

Personnel

  • Phlebotomist or nurse to collect the blood sample.
  • Laboratory technicians to analyze the blood sample.

Risks and Complications

  • Minimal risks such as slight bruising, bleeding, or infection at the needle site.
  • Rare complications might include dizziness or fainting during the blood draw.

Benefits

  • Provides essential information for diagnosing and monitoring various health conditions.
  • Results are generally available within a few hours to a day, enabling prompt medical intervention if needed.

Recovery

  • No specific recovery period is needed.
  • Patients can typically resume normal activities immediately after the blood draw.

Alternatives

  • Complete blood count (CBC) with differential, which provides a broader analysis of your blood components.
  • Other diagnostic tests like serum ferritin or iron levels for more detailed analysis in specific conditions.

Patient Experience

  • You may feel a pinch when the needle is inserted and possibly minor discomfort at the site.
  • Post-procedure, any bleeding can be managed with a small bandage, and discomfort typically subsides quickly.

Medical Policies and Guidelines for Blood count; hematocrit (Hct)

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