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Peripheral Blood Smear Professional

Test Code



Hematologic Abnormalities and Malignancies


Microscopic evaluation of peripheral blood specimens on smears and from EDTA or NaHep

Turnaround Time

2-4 days

Specimen Requirements
Specimen Stability
1 peripheral blood smear
peripheral blood, NaHep and/or EDTA
CBC report
Storage & Handling

Ship samples ambient temperature

Causes for Rejection

Improper specimen labeling; Inadequate smear preparations or peripheral blood volume for evaluation; Aged (old) specimens can render material uninterpretable

Reference Range

See report


A board-certified hematopathologist / pathologist evaluates peripheral blood morphology cellular characteristics for abnormality and malignancy, in context with provided clinical information and ancillary clinical findings. Submission of CBC data is required for optimal interpretations. Results of flow cytometric, immunohistochemical, cytogenetic or molecular analyses, when performed, are integrated in the final report.


Clodfelter, R.L., Jr. The peripheral smear. Emerg. Med. Clin. North. Am. 4(1):59-74, 1986