Segmented neutrophil

Sample type:

• EDTA.

Uses:

• Neutrophils are a type of white blood cell. In fact, most of the white blood cells that lead the immune system’s response are neutrophils.

• An absolute neutrophil count (ANC) can provide your doctor with important clues about your health. An ANC is typically ordered as part of a complete blood count (CBC) with differential. A CBC measures the cells that are in your blood.

Precautions:

• Avoid smoking cigarettes or sniffing tobacco for 3 days before the test

• Avoid high stress level before the test

• Avoid excessive exercise before the test

• Don’t steroid medication before the test

Interfering Factors:

• A recent infection

• Chemotherapy

• Radiation therapy

• Corticosteroid therapy

• Recent surgery

• Anxiety

• HIV

Pre analytical errors:

1. Inappropriate specimen received.

2. Unlabeled specimen or name discrepancy between specimen and request label.

3. Specimen received after prolonged delay (usually more than 72 hours);

4. Specimen received in expired transport container.

Corrective action:

1. Appropriate specimen received.

2. Labeled specimen and no name discrepancy between specimen and request label.

3. Specimen received without delay.

4. Specimen received in valid transport container.

Post analytical errors:

1. Failure in reporting.

2. Erroneous validation of analytical data.

3. Improper data entry.

Corrective action:

1. Write correct report.

2. All analytical data should be valid.

3. Proper data entry.

Reference range:

• 2,500 and 7,000 neutrophils per microliter of blood.