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Basic Science
intermediate
X-Type

Venous Thromboembolism - Comprehensive

Perioperative Medicine

A 68-year-old woman is scheduled for elective total hip arthroplasty for osteoarthritis. Her medical history includes hypertension, BMI 32, and a previous DVT in the opposite leg 5 years ago after a long-haul flight. She is currently not on anticoagulation. The resident asks about VTE risk stratification and appropriate prophylaxis. Regarding venous thromboembolism prevention in orthopaedic surgery:

Mark each as TRUE or FALSE

A

Virchow's triad describes the three pathophysiological factors contributing to thrombosis: venous st...

B

Risk stratification tools include the Caprini score which categorizes patients into risk levels base...

C

Aspirin alone is sufficient prophylaxis for all orthopaedic procedures; mechanical prophylaxis (IPC ...

D

Pharmacological options for VTE prophylaxis include: LMWH (enoxaparin 40mg daily, started 12 hours p...

E

Extended thromboprophylaxis for 28-35 days is recommended after THA, TKA, and hip fracture surgery b...

Answer the questions to see explanations

Click T (True) or F (False) for each option