17 results
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Abnormal Variability:
- Causes of Bradycardia ... Differential Diagnosis Algorithm ... decelerations • Prolonged ... Differential #Diagnosis #Algorithm ... #Causes #Obstetrics
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Artery Disease • Stable ... Pleural Thickening/Masses ... #Causes
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Differential Diagnosis Algorithm ... Water and solute loading ... • Relief of prolonged ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... syncope • Prolonged ... bradycardia • Sinus pauses ... Differential #Diagnosis #Classification ... #Table #Causes
Intrapartum Abnormal Fetal HR Tracing - Causes of Variability & Decelerations - Differential Diagnosis Algorithm
Minimal/Absent Variability
- Causes of Variability ... Differential Diagnosis Algorithm ... Fetal acidemia Prolonged ... Differential #Diagnosis #Algorithm ... #Causes #Obstetrics
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... renal tubular dysfunction ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Differential Diagnosis Algorithm ... tourniquet while drawing ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #high #pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... PR interval to prolong ... PR interval to prolong ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... PR interval to prolong ... PR interval to prolong ... #Pharmacology #Classification ... #Classes #pathophysiology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... are present • Classic ... Lymphoproliferative #Disorders #Classification ... #pathophysiology ... #differential #algorithm