FDA Adverse Event Injury Summary report: N

INRATIO

MDR report key: 1211111 · Received October 23, 2008

Report

Report Number
2954730-2008-00618
Event Type
Injury
Date Received
October 23, 2008
Date of Event
October 8, 2008
Report Date
October 22, 2008
Manufacturer
HEMOSENSE, INC.
Product Code
JPA
Removal / Correction Number
NI
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Occupation
UNKNOWN

Narratives

Additional Manufacturer Narrative · 1

DISCREPANT RESULTS (ACCURACY) COMPARISON OF INRATIO TEST WITH LAB RESULTS PROVIDED BY END-USER AT TIME COMPLAINT WAS FILED: DATE: 2008, INRATIO: 2.4, HOSPITAL: 11.2, MEAN: 6.8, CONFIDENT LIMITS: INACCURATE. AS PER INTERNAL PROCEDURE REV. 2 THE MEAN IS GREATER THAN 5.0 AND DIFFERENCE BETWEEN INR IS > 2.2 IS CONSIDERED AS INACCURATE. PT ATTENDED PRACTICE FEELING VERY UNWELL AND VOMITING AND HEADACHE. PT WAS ADMINISTERED VITAMIN K AND INR WENT DOWN. THIS IS AN ADVERSE EVENT.

Description of Event or Problem · 1

THE CALLER ALLEGED DISCREPANT RESULTS WHEN COMPARED WITH THE LAB RESULTS REPORTED AS FOLLOWS: DATE: 2008, INRATIO: 2.4, HOSPITAL: 11.2. PT WAS FEELING UNWELL AND VOMITING AND HEADACHE. PT WAS ADMINISTERED VITAMIN K.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 INRATIO PROTHROMBIN TIME TEST JPA HEMOSENSE, INC. 0100267 0800057A

Patients

Seq Age Sex Outcome Treatment
1 NI Required Intervention