Test Name

Hemoglobin & Hematocrit (H&H)

Specimen Type & Acceptability

EDTA Whole Blood
2 days refrigerated.

General Use

Evaluate anemia, blood loss, and state of hydration or suspect polycythemic condition and response to treatment.

CPT Code(s)

85018 (Hgb)
85014 (HCT)

Special Instructions

Immediately invert 10-15 times after collection to mix with anticoagulant, refrigerate and send the entire tube to the Laboratory.

Container/Tube Type


1 mL Min. vol. = 700 ul

Suggested Tube Types


Typical Volume

Gold Top Serum Separator Tube (SST)

⋜ 5 mL

Tiger Top Serum Separator Tube (SST)
^For larger volume tests

> 5 mL

Red Top Tube (No additive)

⋜ 5 mL

EDTA Whole Blood

3 mL

3.2 % Sodium Citrate Whole Blood

2.7 mL

Lithium Heparin Plasma Separator Tube

⋜ 5 mL