Last Modified:
11/9/2023 11:15:48 AM
Medical Necessity Documentation:
Client Notes:
Patient Preparation:
Specimen Requirements:
3.0 mL Plasma from a Green Top Tube - Na Heparin in a Plastic Vial
Collection Instructions:
Use Betadine or Zephiran as a skin preparation for drawing. Do not use alcohol or alcohol containing solutions as a skin preparation for drawing specimen
Centrifuge for 10 minutes at 1100 - 1300 g in a swing bucket unit or 15 minutes in a fixed angle.
Separate plasma from cells within 2 hours of collection.
Transfer serum or plasma to a tightly-capped tube to minimize alcoholloss.
Send on ice. Do not freeze whole blood.
Minimum Volume:
0.4 mL Plasma
Transport & Storage: Temperature/Stability:
Refrigerated
Rejection Criteria:
: Serum Separator Tube (SST or PST); Frozen
Reference Range:
<10 mg/dL;
Critical Ranges:
Toxic Isopropanol: greater than 40 mg/dL
Toxic Acetone: greater than 30 mg/dL
Test Comments:
Isopropanol is converted to acetone in humans and in some cases no isopropanol will be present in the blood a few hours after ingestion.
Methodology:
Gas Chromatography
Clinical Significance:
Detect use
Evaluate toxicity
Isopropanol is widely available and sold as "rubbing alcohol." This test is ordered when there is a suspicion of recent exposure to isopropanol. Isopropanol is one of the tests included in the blood volatile screen or this test may be ordered individually.
Documentation:
Custom Panel:
No
PRODUCTION SCHEDULE
Turn Around Time:
48 to 96 hours
Days Performed:
Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed:
Indiana University Health
PHL Test Code:
ISOPR
EPIC Test Code:
LAB3232
Send Out Test Code:
6851
Alternate Test Names:
Isopropyl Alcohol
Included Tests:
Acetone; Isopropanol
CPT Coding:
80320
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