Methodology
Platelet Ultra-Structural Exam by Transmission Electron Microscopy
Synonyms
Microscopy; Platelet EM
Specimen Type
Whole Blood
Performing Lab
Mayo Medical Lab
Epic ID
LAB09226
Lab Test Days
Monday-Friday; 0700-1500
Standard TAT
10 Days
Collection Information
Specimen Required
3-6 mL Whole Blood
Container Type
Yellow (ACD), Solution B
Collection Instructions
Collect Monday-Thursday 0900-1300 only, it can be collected on a weekend as long as it can be delivered within 72 Hours of collection and no holidays. Whole blood collected in an ACD Solution A (yellow-top) tube is also acceptable. Submit a completed Platelet EsotericTesting Patient Info form with specimen to lab.
Processing Information - Lab Use Only
Transport Temperature
Ambient-Only
Specimen Stability
Room Temp: 72 Hours; Refrigerated: Unacceptable; Frozen: Unacceptable
Rejection Criteria
Gross hemolysis; Later than 96 Hours from collection
Test Volume Required
6 mL Whole Blood
Minimum Test Volume
3 mL Whole Blood
Processing Instructions
Submit a completed Platelet Esoteric Testing Patient Info form with specimen room temp. Order in Mayolink and send with Mayo Courier Monday-Thursday only.
Comments
Insurance authorization is required prior to draw for Outpatients. Ok to send on Inpatients.
CPT Codes
85390, 88348 (Only need insurance authorization for genetic cpt: 88348)
Revised
09-10-20