Ep 5 Roshcast Emergency Board Review

11.07.2016 - By Emergency Medicine Board Review

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“The young physician starts life with 20 drugs for each disease, and the old physician ends life with one drug for 20 diseases.”   -Osler 

Welcome back to another episode of Roshcast. This week are adding a new level of spaced repetition by doing a brief review of previous week’s key take away points before diving into the new material.  

* The most common causes of small bowel obstructions are (1) adhesions and then (2) cancer. In comparison, large bowel obstructions are caused most frequently by (1) cancer and then (2) volvulus.* Nursemaid’s elbow is treated by either supination followed by elbow flexion or hyperpronation.* Nitrates reduce both preload and afterload by dilating vascular smooth muscle.* Lithium toxicity can cause bradycardia, t wave flattening and QTc prolongation.* The most common finding in aortic dissection is hypertension.

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Let’s get going with the new material from Episode 5.

Question 1

Which of the following requires chemoprophylaxis for meningitis exposure?

A. Breastfeeding mother of an infant with E. coli meningitis

B. Classmates of a 7-year-old with S. pneumoniae meningitis

C. Respiratory therapist for a 10-year-old with H. influenzae meningitis

D. Roommate of a 19-year-old with N. meningitides

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Question 2

What is the most likely cause of a patient presenting with bilateral facial nerve palsy?

A. Borrelia burgdorferi

B. Herpes simplex virus

C. Leukemia

D. Mycoplasma pneumonia

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Question 3

Which of the following is the most common cause of maternal mortality during delivery?

A. Hemorrhage

B. Infection

C. Preeclampsia

D. Pulmonary embolism

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Question 4

A 4-year old boy presents with a facial laceration. He has been ill with an upper respiratory infection. Procedural sedation with ketamine is planned for his wound repair. Which of the following is a potential serious adverse reaction?

A. Elevated intracranial pressure

B. Laryngospasm

C. Myoclonus

D. Seizure

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Question 5

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