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Guided Bone Marrow Aspiration and Cytology Examination (Qualitative)

Published: August 9, 2026Updated: August 16, 2026

This test involves taking a small sample of bone marrow fluid and examining it under a microscope to check for abnormal cells, infections, or other conditions affecting your blood or bone marrow.

Quick summary

["It helps diagnose blood disorders, infections, or cancers by analyzing cellular details in your bone marrow sample."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
87014-7
Short code
Guided Bone mar Bx
Synonyms
Guided Bone mar Bx
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
imaging-modality
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

What Is Bone Marrow Aspiration Used For?

Bone marrow aspiration is primarily used to diagnose conditions like leukemia, lymphoma, anemia, or infections such as osteomyelitis. It also helps monitor the effectiveness of treatments for blood disorders or cancers.

How Is the Sample Collected?

A needle is inserted into your hip bone (usually the iliac crest) under local anesthesia to collect a small amount of bone marrow fluid. The procedure is quick but may cause mild discomfort afterward.

What Does the Test Involve?

The collected sample is then examined under a microscope by a pathologist to identify cell types, count specific cells, or detect abnormalities. This qualitative analysis focuses on qualitative (not quantitative) cell characteristics.

How Long Does It Take to Get Results?

Results are typically available within a few days to a week, depending on the complexity of the analysis and whether additional tests are needed.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical significance of this test includes diagnosing hematologic malignancies (e.g., leukemia), evaluating bone marrow function in anemia or infections, and guiding treatment decisions for blood disorders or cancers. It is not used for routine screening but is critical in specialized cases.

Short name

Bone Marrow Aspiration Cytology (Qualitative)

Frequently asked questions

Why might my doctor request this test?
Your doctor may recommend bone marrow aspiration if you have symptoms like fatigue, unexplained infections, or abnormal blood test results. It’s often used when other tests (like blood counts) suggest a blood disorder or cancer.
What are the risks or side effects of this procedure?
Common risks include bruising, soreness, or a small risk of infection at the injection site. Rarely, complications like nerve damage or bleeding may occur, but serious risks are uncommon with proper medical supervision.
How can I prepare for this test?
You may be asked to stop blood-thinning medications (like aspirin) before the procedure. Avoid eating or drinking for a short time if fasting is required, but always follow your doctor’s specific instructions.
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy