Lab Dept:

Anatomic Pathology

Test Name:

ELECTRON MICROSCOPY WBC

General Information

Lab Order Codes:

EMWB

Synonyms:

EM WBC

CPT Codes:

88348 – Electron microscopy; diagnostic

Test Includes:

Interpretive report of findings.

Logistics

Test Indications:

N/A

Lab Testing Section:

Anatomic Pathology - Sendouts

Referred to:

Hennepin County Medical Center
EM/Neuromuscular Laboratory
Suite LL05
825 So 8^th St
Minneapolis, MN 55404

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

0700 – 1400, Monday – Friday

Turnaround Time:

5 – 7 days

Special Instructions:

Send collected tube on wet ice immediately to the laboratory.

Specimen

Specimen Type:

Whole blood

Container:

Lavender top (EDTA) tube

Draw Volume:

5 mL (Minimum: 2 mL) blood

Processed Volume:

Same as Draw Volume

Collection:

Routine venipuncture. Do NOT draw from a line. Send tube on wet ice, immediately to the laboratory.

Special Processing:

Lab Staff: Do NOT centrifuge. Store and ship refrigerated. Specimens must be received in the EM lab ASAP before 1400, preferably no more than one hour after collection.

HCMC Neuromuscular lab will provide complimentary courier service. To request 1 hour courier delivery service from Quicksilver, call 651-484-1111. Use HCMC’s account #HC1080.

Call the HCMC Neuromuscular Lab at 612-873-2175 before sending the specimen. Receiving hours: 0700-1430, Monday – Friday.

Complete Requisition:
http://www.hcmc.org/a_z/Neuromuscular/documents/neuropathrequestform.pdf

Send the specimen, patient’s insurance, demographics and completed requisition form to:
HCMC
EM/Neuromuscular Laboratory
Ste LL-05
825 S 8^th St
Minneapolis, MN 55404

Patient Preparation:

None

Sample Rejection:

Mislabeled or unlabeled specimens; underfilling tube will cause cancellation of test

Interpretive

Reference Range:

Interpretive report

Critical Values:

N/A

Limitations:

N/A

Methodology:

Electron microscopy

References:

HCMC Website July 2012