22 results
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... and Workup Algorithm ... life-threatening causes ... score for PE • CTA ... MatthewHoMD #Chest
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
: CLASS 1 - Sodium ... duration: - CLASS ... duration - CLASS ... & AP duration CLASS ... #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 ... & AP duration CLASS ... #Classes #pathophysiology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... Cardiovascular Causes ... / Mediastinal Causes ... Sarcoidosis Other Causes ... #causes
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... Acidosis - RTA ... #Differential #Algorithm ... #Diagnosis #Causes ... #Workup #Nephrology
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Artery Disease • Stable ... Pleural Thickening/Masses ... Chest Wall Abnormalities ... #Causes
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis Algorithm ... lymadenopathy, clubbing, chest ... refer + order CT ... Differential #Diagnosis #Algorithm ... #causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Testing Common causes ... agent Uncommon causes ... Differential #Diagnosis #Causes ... #table
American Society of Anesthesiologists (ASA) Classification
The ASA classification (Table) aims to predict perioperative mortality rates but
(Table) aims to ... Higher ASA class ... risk when an ASA class ... and when an ASA class ... Preoperative #ASA #Classes