10/20/21 bonus

Question 1

How long of a course of doxycycline should be prescribed for early localized Lyme disease?

Answer 1

10–21 days.

Question 2

Neonatal Sepsis Abx

Answer 2

Ampicillin
+
gentamicin, ceftazidime, cefotaxime, or cefepime

Acyclovir (if herpes simplex virus is suspected)

Question 3

In what anatomic location do you inject anesthetic to perform an inferior alveolar nerve block?

Answer 3

The intraoral coronoid notch.

Question 4

What autoimmune disorder in children can present with colicky abdominal pain and is usually associated with a purpuric rash?

Answer 4

Henoch-Schonlein purpura.

Question 5

What childhood disease is causes by parvovirus B19?

Answer 5

Erythema infectiosum (fifth disease).

Question 6

Parkland formula and target urine

Answer 6

= 4 mL x Wt (kg) x % total BSA burned
—-> 50% in first 8 hours, remainder over 16 h

Target urine output:

• -> 0.5 - 1 mL/kg/h in adults
• -> 1 - 2 mL/kg/h in children

Question 7

What is the appropriate treatment for cyanide toxicity?

Answer 7

Hydroxocobalamin.

Question 8

The first step in the evaluation of a critical LVAD patient is to?

Answer 8

auscultate the precordium to detect a hum or “whirr” to determine if the pump is functioning.

Question 9

LVAD BP check

Answer 9

Due to continuous-flow pumps, blood pressure should be checked using a Doppler or with an arterial line. Mechanical cuffs may not always be able to accurately measure or even detect blood pressure.

Question 10

ACLS cavate in LVADs

Answer 10

Unless absolutely necessary, chest compressions should be avoided in these patients, as they can dislodge the pump and cause fatal complications, including hemorrhage from ventricular rupture

Question 11

True or false: patients with left ventricular assist devices can undergo MRI.

Answer 11

False.

Question 12

Left Ventricular Assist Device (LVAD) Basics

Answer 12

Continuous left ventricle flow
Absent pulses
Should be on anticoagulation

Question 13

A fasting plasma glucose of _________ would be diagnostic for diabetes mellitus.

Answer 13

> 126 mg/dL

Question 14

the most common way to diagnose T2DM in the emergency department is what lab test?

Answer 14

a random plasma glucose level > 200 mg/dL.

Question 15

What are the diagnostic criteria for diabetic ketoacidosis?

Answer 15

• Serum glucose > 250 mg/dL
• acidosis (pH < 7.30)
• bicarbonate < 15 mEq/L,
• presence of urine or serum ketones

Question 16

__________ are particularly specific to serotonin syndrome and are critical in distinguishing it from mimics like NMS

Answer 16

Hyperreflexia and clonus

Question 17

What ejection fraction is considered normal?

Answer 17

60%

Question 18

Joint injection with normal saline was previously used to detect joint capsule violation; however, _____ has shown to be more sensitive.

Answer 18

CT scan

Question 19

Inability to swallow, diffuse muscle atrophy, and a cherry red macula on fundoscopy are the classic signs, symptoms, and exam findings associated with _____________

Answer 19

Tay-Sachs disease

Question 20

Infantile spasms are defined by the triad of findings:

Answer 20

(1) clusters of myoclonic seizures on awakening
(2) hypsarrhythmia pattern on EEG
(3) developmental delay.