Centralized Core Laboratory:Chemistry

Test ID/Workstation: COUM MAYO

Specimen Type: Blood

Tube Type: Gold top SST (serum separator tube, no anticoagulant)

Collection Volume: 6.0 mL (minimum 1.5 mL)

Storage: Refrigerated

Availability: Sent to reference lab

Methodology: High-Performance Liquid Chromatography (HPLC)

Lab/Phone: 330-543-8418

TAT: 2-7 days

Additional Info: Reference Range:

Therapeutic concentration: 2.0-5.0 mcg/mL
Toxic concentration: > or =10.0 mcg/mL

CPT Code: 80299

Synonyms: Warfarin

Requisition Form
View and print a requisition form for this test

Bookmark and Share

Developments Developments
Sign up for enewsletter
Get involved Get involved
Discover ways to support Akron Children's
Join the conversation Join the conversation
See what our patient families are saying
Contact Us

330-543-1000 (operator)

(8 a.m.-4:30 p.m.)


find a location
Find a location Type the first 3-5 letters of a specialty, service or location:
Or, view: a map, a list of all locations, locations by city or locations near me.
find a doctor
Find a doctor Type the first 3-5 letters of the name, location or specialty:
Or, view a list of all doctors by name, location and specialty.