Skip to main content

Prothrombin Time (PT) (Serial Monitor)

CPT 85610

Test Details

Result Turnaround Time

Within 1 day

Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.

Related Documents

For more information, please view the literature below.

Procedures for Hemostasis and Thrombosis: A Clinical Test Compendium

Test Includes

Long-term serial monitoring of results; color graphic summary report

Special Instructions

The account must submit the patient's Social Security number to monitor. Values obtained with different methods should not be used interchangeably in serial testing. It is recommended that only one assay method be used consistently to monitor each patient's course of therapy. To order this test without the serial monitor service, use test 005199. For a complete description, see Prothrombin Time (PT) [005199].

Specimen Requirements

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
485199 Prothrombin Time (PT), Serial 115107 INR 6301-6
485199 Prothrombin Time (PT), Serial 015289 Prothrombin Time sec 5902-2
485199 Prothrombin Time (PT), Serial 511958 PDF 80563-0
Order Code485199
Order Code NameProthrombin Time (PT), Serial
Order Loinc
Result Code115107
Result Code NameINR
UofM
Result LOINC6301-6
Order Code485199
Order Code NameProthrombin Time (PT), Serial
Order Loinc
Result Code015289
Result Code NameProthrombin Time
UofMsec
Result LOINC5902-2
Order Code485199
Order Code NameProthrombin Time (PT), Serial
Order Loinc
Result Code511958
Result Code NamePDF
UofM
Result LOINC80563-0
Reflex Table for INR
Order Code Order Name Result Code Result Name UofM Result LOINC
Reflex 1 115109 INR (Thromborel-S) 115109 INR (Thromborel-S) 6301-6
Reflex 1
Order Code115109
Order NameINR (Thromborel-S)
Result Code115109
Result NameINR (Thromborel-S)
UofM
Result LOINC6301-6
Reflex Table for Prothrombin Time
Order Code Order Name Result Code Result Name UofM Result LOINC
Reflex 1 015290 PT (Thromborel-S) 015290 PT (Thromborel-S) sec 5902-2
Reflex 1
Order Code015290
Order NamePT (Thromborel-S)
Result Code015290
Result NamePT (Thromborel-S)
UofMsec
Result LOINC5902-2