15 results
Traditionally, congestive heart failure has been classified according to severity of symptoms, first formulated by the
Association, which is classes ... flare ups that cause ... class III and class ... #Stages #Classes ... #NYHA #ACCAHA
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Algorithm History ... life-threatening causes ... score for PE • CTA ... Pain #Diagnosis #Algorithm ... #workup
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
STAGES of CHF (A, B, C, D), however, describe the severity of structural abnormalities that impair
flare ups that cause ... class III and class ... Staging #Stages #ACCAHA ... #Algorithm
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
In order to better classify heart failure, the American College of Cardiology Foundation and the American
risk factors as a classification ... Association functional class ... of the ACC/AHA Classification ... #Stages #Classes ... #NYHA #ACCAHA
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
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