Archive for category: Mythbuster

Mythbuster: Glucose Levels Must be Below a “Safe” Threshold Before Discharge

01 Dec
December 1, 2016

Background: Anyone who works in the Emergency Department has seen patients brought in by EMS or sent from the clinic with a chief complaint of “high blood sugar.”  Now, we are not talking about patients with diabetic ketoacidosis, but just simple hyperglycemia. This is a common complaint with no real consensus on optimal blood glucose […]

Should We Give Fingertip Amputations with Exposed Bone Prophylactic Antibiotics?

14 Dec
December 14, 2015

Background: Fingertip amputations are not an uncommon injury seen in the emergency department. Treatment options range from healing by secondary intention to flap coverage or replantation. Selection of the appropriate treatment modality depends on the nature of the injury, the physical demands of the patient, and the patient’s co-morbidities. Prophylactic antibiotic use in patients with […]

Is Too Much Supplemental O2 Harmful in COPD Exacerbations?

03 Dec
December 3, 2015

Background: It’s common practice to give carefully titrated supplemental oxygen therapy for patients in COPD exacerbation. We give enough O2 to prevent hypoxemia, but not so much that it causes hypoventilation or dangerous hypercarbia. If you’re like me then you’ve probably heard a number of conflicting theories as to WHY overzealous supplemental oxygen leads to […]

More Dogma: Epinephrine in Digital Nerve Blocks

03 Sep
September 3, 2015

You are working as an EM resident and have just evaluated a patient with a right long finger DIP joint dislocation. You perform a digital nerve block with 1% lidocaine with 1:100,000 epinephrine, and go to present to your attending before attempting the reduction. Your attending, on hearing about the epinephrine use goes berserk, and […]

Medical Expulsion Therapy in Ureteral Colic: An Update

06 Aug
August 6, 2015

Back in August 2014, we posted an in depth review on medical expulsion therapy (MET) with tamsulosin in patients with renal colic. The summary of that post was: “Clearly, there is disagreement in the literature. None of the studies are ideal. We continue to lack a large, RDCT done on patients presenting to the Emergency […]

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