Test Code RET Retic Count

Additional Codes

LAB296

Performing Laboratory

Central Peninsula Hospital

Collection Method

Venipuncture

Container

Purple Top EDTA

Specimen Type

EDTA Whole Blood

Minimum Volume

1ml

Specimen Stability

Ambient	24 hours
Refrigerated (4°C to 8°C)	48 Hours
Frozen(-70°C to 0°C)	N/A

Reference or Target Ranges

TEST (Units)	AGE	NORMAL VALUES	SEX
Reticulotcytes (M/uL)		MALE	FEMALE
	0D-3D	2.2-4.8	2.1-3.7
	3D-1MO	0.4-2.7	0.4-2.0
	1MO-2MO	0.9-3.8	1.5-3.2
	2MO-6MO	0.9-3.1	1.1-2.9
	6MO-2YR	0.8-2.0	0.9-2.0
	2YR-6YR	0.8-2.0	0.8-2.1
	6YR-12YR	0.7-2.2	0.8-2.8
	12YR-18YR	0.8-2.2	0.8-2.2
	>18YR	0.5-1.5	0.5-1.5
IRF% (Immature Retic Fraction)	ALL AGES	MALE	FEMALE
		1.5-13.7	1.1-15.9

Reportable Units

% and M/UL

Critical Value

Not defined for this assay

Reasons for Rejection

Hemolysis Threshold	N/A
Icterus Threshold	N/A
Lipemia Threshold	N/A
Other	Clotted, QNS, contaminated, improperly labeled

Performance Information

Days and Time Performed	24/7
Expected Turn Around Time	Stat: Within 1 hour of arrival to lab Routine: Within 4 hours of arrival to lab
Stat Availabilty	Yes
Stat Availabilty	Within 1 hour of arrival to lab
Performing Bench	CPH Hematology
Methodology/Method Description	Sysmex

CPT Codes

85046

Last review/edit date

2025