Differential | Cleveland Clinic Laboratories

Differential Print

Test Mnemonic

DIFF

CPT Codes

85007 - QTY (1)

Aliases

White Blood Cell Morphology

Includes

Neutrophil %
Absolute Neutrophil
Lymphocyte %
Absolute Lymphocyte
Monocyte %
Absolute Monocyte
Eosinophil %
Absolute Eosinophil
Basophil %
Absolute Basophil

Performing Laboratory

Cleveland Clinic Laboratories

Specimen Requirements

Volume	Type	Container	Collect Temperature	Transport Temperature	Special Instructions
2.5 mL	Whole blood	EDTA (Lavender)	See note	Refrigerated	Fill tube at least half of full volume.

Minimum Specimen Requirements

Volume	Type	Container	Collect Temperature	Transport Temperature	Special Instructions
0.5 mL

Stability

Environmental Condition	Description
Ambient	24 hours
Refrigerated	48 hours
Frozen	Unacceptable

Days Performed

Sun - Sat

Turnaround Time

1.5 days

Methodology

Name	Description
Automated Cell Counter

Reference Range

Absolute Basophil
Sex	Age From	Age To	Type	Range	Range Unit
	Days	14 Days	Normal	0.00 - 0.11	K/uL
	15 Days	30 Days	Normal	0.00 - 0.07	K/uL
	31 Days	60 Days	Normal	0.00 - 0.07	K/uL
	61 Days	179 Days	Normal	0.00 - 0.07	K/uL
	6 Months	23 Months	Normal	0.00 - 0.06	K/uL
	2 Years	5 Years	Normal	0.00 - 0.06	K/uL
	6 Years	11 Years	Normal	0.00 - 0.06	K/uL
	12 Years	14 Years	Normal	0.00 - 0.05	K/uL
	15 Years	99 Years	Normal	0.00 - 0.10	K/uL
Absolute Eosinophil
Sex	Age From	Age To	Type	Range	Range Unit
	Days	14 Days	Normal	0.00 - 0.66	K/uL
	15 Days	30 Days	Normal	0.00 - 0.80	K/uL
	31 Days	60 Days	Normal	0.00 - 0.63	K/uL
	61 Days	179 Days	Normal	0.00 - 0.74	K/uL
	6 Months	23 Months	Normal	0.00 - 0.82	K/uL
	2 Years	5 Years	Normal	0.00 - 0.53	K/uL
	6 Years	11 Years	Normal	0.00 - 0.52	K/uL
	12 Years	14 Years	Normal	0.00 - 0.38	K/uL
	15 Years	99 Years	Normal	0.00 - 0.45	K/uL
Absolute Lymphocyte
Sex	Age From	Age To	Type	Range	Range Unit
	Days	14 Days	Normal	1.75 - 8.00	K/uL
	15 Days	30 Days	Normal	2.11 - 8.38	K/uL
	31 Days	60 Days	Normal	2.29 - 9.14	K/uL
	61 Days	179 Days	Normal	2.14 - 8.99	K/uL
	6 Months	23 Months	Normal	1.52 - 8.09	K/uL
	2 Years	5 Years	Normal	1.13 - 5.77	K/uL
	6 Years	11 Years	Normal	0.97 - 4.28	K/uL
	12 Years	14 Years	Normal	0.97 - 3.33	K/uL
	15 Years	99 Years	Normal	1.00 - 4.00	K/uL
Absolute Monocyte
Sex	Age From	Age To	Type	Range	Range Unit
	Days	14 Days	Normal	0.52 - 1.77	K/uL
	15 Days	30 Days	Normal	0.28 - 1.38	K/uL
	31 Days	60 Days	Normal	0.28 - 1.21	K/uL
	61 Days	179 Days	Normal	0.24 - 1.17	K/uL
	6 Months	23 Months	Normal	0.25 - 1.15	K/uL
	2 Years	5 Years	Normal	0.19 - 0.94	K/uL
	6 Years	11 Years	Normal	0.19 - 0.85	K/uL
	12 Years	14 Years	Normal	0.18 - 0.78	K/uL
	15 Years	99 Years	Normal	0.00 - 0.86	K/uL
Absolute Neutrophil
Sex	Age From	Age To	Type	Range	Range Unit
	Days	14 Days	Normal	1.60 - 6.75	K/uL
	15 Days	30 Days	Normal	1.18 - 5.45	K/uL
	31 Days	60 Days	Normal	0.83 - 4.68	K/uL
	61 Days	179 Days	Normal	0.97 - 7.20	K/uL
	6 Months	23 Months	Normal	1.19 - 7.21	K/uL
	2 Years	5 Years	Normal	1.54 - 8.29	K/uL
	6 Years	11 Years	Normal	1.63 - 7.87	K/uL
	12 Years	14 Years	Normal	1.54 - 7.47	K/uL
	15 Years	99 Years	Normal	1.45 - 7.50	K/uL

Special Info

This Order code for DIFF is to be used ONLY for an ADD-ON order for a previously resulted CBC.

Clinical Info

Determination of qualitative and quantitative variations in white cell numbers and morphology.