High Molecular Weight Kininogen (HMWK), Activity

2007578
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Example Reports
High
Normal
Ordering Recommendation

Evaluate the cause of an isolated prolonged PTT in a patient who is not currently bleeding.

Mnemonic
HIGH MOLE
Methodology

Clotting

Performed

Varies

Reported

5-14 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

Do not draw from an arm with a heparin lock or heparinized catheter.

Collect

Light Blue (Sodium Citrate).

Specimen Preparation

Transfer 2 mL plasma to an ARUP Standard Transport Tube. (Min: 1 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.

Storage/Transport Temperature

Frozen.

Unacceptable Conditions
Remarks
Stability

Ambient: 4 hours; Refrigerated: Unacceptable; Frozen: 2 weeks

Reference Interval

By report

Interpretive Data



No compliance statements are in use for this test.

Note
Hotline History

View Hotline History

 

Hotline History

Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
07/01/2019
X
N/A
CPT Codes

85293

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Components
Component Test Code* Component Chart Name LOINC
2007579 High Molecular Weight Kininogen (HMWK) 52754-9
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Fitzgerald Factor
High Molecular Weight Kininogen (HMWK), Activity

Esoterix Coagulation