Contributor: Aaron Lessen, MD Educational Pearls: A recent study evaluated the association between the degree of fever and mortality rate in patients presenting to a set of Emergency Departments in Israel Febrile patients with a temperature > 38.0 C were recorded and these patients were compared against local death records to determine the all-cause 30-day…
Read MoreContributor: Peter Bakes, MD Educational Pearls: Patients in renal failure may have elevated serum potassium levels which can result in EKG changes. EKG changes in the setting of hyperkalemia generally depend on the serum level. Mild elevation may cause peaked T waves. At higher serum levels there will be loss of P waves plus wide…
Read MoreContributor: Aaron Lessen, MD Educational Pearls: Multiple factors affect if a digit can be reattached including: location of digit injury, mechanism of injury, duration since injury, preservation mechanism. Recommended preservation is via indirect cooling. This is accomplished by wrapping the amputated digit piece in saline soaked gauze, placing the wrapped piece in a waterproof bag…
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A Shocking Adverse Effect Chief Complaint: Defibrillator shock HPI: 50-year-old biologic male who identifies as a female presented after reportedly being shocked by her defibrillator 5 times before calling EMS, EMS noted that they witnessed 1 shock. They also noted that blood pressure was in the low 100s and heart rate was between 200-260 before…
Read MoreContributor: Aaron Lessen, MD Educational Pearls: Prior, smaller studies showed intravenous Vitamin C given to patients with sepsis significantly improved patient mortality and additional outcomes. A recently published, randomized control trial with >800 ICU patients who received up to 4 days of IV Vit C or placebo concluded that the end points of death or…
Read MoreContributor: Aaron Lessen, MD Educational Pearls: Septic shock management has traditionally endorsed rapid fluid resuscitation and the administration of vasopressors Current guidelines are for patients to initially receive a 30 ml/kg fluid bolus then additional fluid as needed for continued hypotension The ideal volume of fluid needed to maximize patient outcomes has been debated A…
Read MoreContributor: Peter Bakes, MD Educational Pearls: Lithium remains a commonly used medication for treating bipolar disorder Lithium toxicity can be acute, acute-on-chronic, or chronic Measuring blood lithium level Therapeutic range of lithium is around 1.6-1.8 mEq/L >2 mEq/L is likely to cause significant toxicity >4 mEq/L necessitates lifesaving treatment The lethal dose of lithium is…
Read MoreContributor: Don Stader, MD Educational Pearls: Pain sensation is generated and modified by the brain Multiple case reports provide evidence that the degree of pain a patient experiences correlates with how severe they perceive their injury/illness to be Patients who feel safe and reassured about the care they are receiving have less pain The patient’s…
Read MoreContributor: Peter Bakes, MD Educational Pearls: When intubating a patient, it is important to consider what medications will be used for post-intubation sedation and analgesia The common non-benzodiazepine sedating medications are propofol, precedex, and ketamine Propofol is frequently used in the emergency department, and it lowers ICP and MAP making it the preferred sedative for…
Read MoreContributor: Aaron Lessen, MD Educational Pearls: There are several online products that have been marketed towards individuals with SI Sodium nitrite Food preservative that can cause methemoglobinemia when ingested in large amounts Patients present with blue skin discoloration and severe respiratory distress Treat with methylene blue to reduce methemoglobin back to hemoglobin Formic acid and…
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