Sign in →

Test Code HEINB Heinz Body Test

Specimen Type



Lavender top, EDTA

Turnaround Time

24 hours

STAT Days and Times Performed

Not Available

Days and Times Performed

Available Monday through Friday 8:00 a.m. to 4:00 p.m.

Method Name

Direct: Crystal Violet Stain

Challenged: Acetylphenylhydrazine and Crystal Violet Stain

Test Includes

Direct and Challenged stain for Heinz Bodies. Report includes percentage of cells with Heinz Bodies

Preferred Volume

4 mL

Fee Code

53484, 53485

Specimen Minimum Volume

  • 2 mL in 4 mL tube
  • 1.5 mL in 3 mL tube mL
  • If a microvette is collected, the minimum volume is 250 µL


85441, 85445

Reference Values

Absence of identified Heinz Bodies

UCMC Collection Instructions

Refrigerate sample if transportation is delayed