A 45 year old lady with normal PT and increased aPTT. About 2 year back, she was operated for cholecystectomy & did not have any bleeding episode.What is next investigation for clinical diagnosis ?
Correct Answer: Dilute russel viper venom assay
Description: Answer- B. Dilute russel viper venom assayDilute Russel viper venom test is one of the test to detect lupus anticoagulant.Lupus anticoagulant is associated with prolongation in PTT and thrombosis (no bleeding)
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