Right Upper Lobe Bronchoscopy

As an intensivist and cardiothoracic anesthesiologist, bronchoscopy is an incredibly common procedure I perform in the ICU (from in front of the patient) and OR (from behind the patient). A small camera on the...

S1-Q3-T3 EKG Pattern

S1-Q3-T3 refers to an EKG pattern first described in the 1930s suggestive of cor pulmonale in a case series of patients with pulmonary embolism (PE). This pattern has the following findings: Prominent S wave in...

POCUS – IVC Versus Aorta

The subcostal view of the inferior vena cava (IVC) assesses respirophasic variation and overall size as a way of gauging venous volume status. I obtain this view by palpating the xiphoid process, moving just...

Thermogard – Targeted Temperature Management (TTM)

Targeted temperature management (TTM) following out-of-hospital cardiac arrest (OHCA) has been shown to confer survival and neuroprotective benefits. A 2016 review in Resuscitation found this to also apply to a wide scope of patients...

P2Y12/PRU “Plavix Effect” Assay

P2Y12 receptor inhibitors like clopidogrel (Plavix), prasugrel (Effient), and ticagrelor (Brilinta) are powerful antiplatelet agents to promote anticoagulation in patients with acute coronary syndrome, peripheral artery disease, etc. Therefore, we often stop P2Y12 inhibitors...

Cerebral Perfusion Scans And Brain Death

Cerebral perfusion scans are nuclear medicine studies utilizing agents like NEUROLITE® to confirm a clinical diagnosis of brain death. NEUROLITE is a radioactive diagnostic agent (technetium Tc99m bicisate) which passively diffuses across the intact...

Blood Product Transfusion Compatibility

We’ve all seen “type and screen” orders, but what exactly does a blood type tell us? ABO grouping refers to the surface antigens on our red blood cells (RBCs). For example, type A RBCs have...

RK.md’s Mechanical Circulatory Support (MCS) Reference Sheet

As a follow-up to my perioperative and critical care reference sheet, I've created a similar one for mechanical circulatory support (MCS). Same rules apply: This sheet doesn't constitute medical advice, and I'm NOT responsible for...

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