Blood & Clots Series: How do you stop warfarin for surgery?

In Blood & Clots, Medical Conceptsby Kerstin de WitLeave a Comment

All the content from the Blood & Clots series can be found here. CanMEDS Roles addressed: Medical Expert, Scholar Case Description You are assessing a 76 year old lady who takes warfarin for stroke prevention because she had a mechanical aortic valve replacement 4 years ago. She was at the preoperative clinic this morning because she will have a knee replacement surgery in a weeks time. The anesthesiologist said they would  like to …

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Blood & Clots Series: How do you choose an anticoagulant for stroke prevention in atrial fibrillation?

In Blood & Clots, Medical Conceptsby Kerstin de WitLeave a Comment

All the content from the Blood & Clots series can be found here. CanMEDS Roles addressed: Expert, health advocate, communicator Case Description A 52 year old lady attends the emergency department with a several week history of palpitations. She is found to have atrial fibrillation. You have started a beta blocker and she is in a stable condition for discharge. You evaluate the need for stroke prevention and discuss the options with her. …

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Blood and Clots Series: When can patients on direct anticoagulants have surgery?

In Blood & Clots, Medical Conceptsby Kerstin de WitLeave a Comment

All the content from the Blood & Clots series can be found here. CanMEDS Roles addressed: Professional, Collaborator, Medical expert As a Thrombosis specialist, I am often paged by emergency physicians and orthopedic surgeons requesting anticoagulation reversal in order to facilitate surgery. There are some simple and important points to remember when dealing with this clinical scenario. Case Description It is 8am on Monday morning and you are the orthopedic resident on call …

Blood and Clots Series: How can I tell whether this patient has a deep vein thrombosis?

In Blood & Clots, Medical Conceptsby Kerstin de Wit1 Comment

All the content from the Blood & Clots series can be found here. CanMEDS Roles addressed: Communicator, Collaborator, Scholar, Professional, Medical expert Case Description A patient with increasing pain and edema in his left leg. In a recent hospital admission he was diagnosed with myeloma. This case reviews pretest probability of deep vein thrombosis, D-dimer and interpretation of compression ultrasound. Main Text Last week when I came onto a day shift I was …

Blood and Clots Series Quizlet 5: Should I Screen my Patient for Occult Cancer After Unprovoked VTE?

In Blood & Clots, Medical Conceptsby Kerstin de WitLeave a Comment

Hello Blood & Clots/CanadiEM community! Before we post our blog series on thrombosis and bleeding, we encourage you to test your initial knowledge by going through a few brief case scenarios. These cases were originally posted as part of our needs assessment in Fall 2016, and you can find the answers after each question below. The first few quizlets can be found here: Quizlet 1, Quizlet 2, Quizlet 3, Quizlet 4. All the …