14 results
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Class I (Ia, Ib ... Widens QRS complex Class ... prolongs PR interval Class ... Prolongs QT interval Class ... #Classes #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
: CLASS 1 - Sodium ... duration: - CLASS ... duration - CLASS ... 1C: Strong Blockade ... #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
: CLASS 1 - Sodium ... duration - CLASS ... duration - CLASS ... 1C: Strong Blockade ... #Classes #pathophysiology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Eric Strong https ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
A priority in this project was to appropriately stratify participants into a low, medium, or high-intensity
participants into a low ... group-based exercise class ... The classification ... The algorithm is ... STEADI) #Diagnosis #Management
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Eric Strong https ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Chest CT: • Ground-glass ... 300 mg/dL) • Low ... and M panel Management ... DDX - Other causes ... hematology #diagnosis #management
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
ASA class If ... event, follow ACC algorithm ... Orthopedic • Low ... • <6mo since stroke ... medical and surgical management
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
are called lung masses ... a repeat chest CT ... Management options ... growth with chest CT ... appearance is typically slow
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
of about three cases ... Lymphoma (90-95% of cases ... ) Classification ... may be high or low ... hematology #oncology #management