119 results
Causes, classification and compensatory responses to shock.

Shock can be caused by any pathological process that leads
Causes, classification ... Shock can be caused ... vasodilatation, myocardial dysfunction ... The cause of shock ... #Differential #Causes
Shock - Pathophysiology 
Inadequate tissue perfusion to meet O2, nutrient requirements
1. Distributive Shock
2. Hypovolemic Shock
3. Cardiogenic
Shock - Pathophysiology ... Distributive Shock ... Hypovolemic Shock ... differential #diagnosis #algorithm ... #causes
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Classification of Shock ... Hypovolemic shock ... Acute valve dysfunction ... Prosthetic valve dysfunction ... Cardiogenic #Comparison #Table
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Non-lschemic Causes ... of Cardiogenic Shock ... , Sinus nodal dysfunction ... #Nonlschemic #Causes ... #Cardiogenic #Shock
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... Diagnosis Algorithm ... - Distributive Shock ... Differential #Diagnosis #Algorithm ... #causes
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
: Distributive shock ... , Shock where ↑ ... Bradyarrhythmias, Some cases ... Inotropes #comparison #table ... #pharmacology #
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Myocardial • Systolic Dysfunction ... • Diastolic Dysfunction ... Artery Disease • Stable
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
PVFM) Cardiac Causes ... Hematologic Causes ... • Hypovolemic shock ... Severe kidney dysfunction ... Nervous System Dysfunction
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Shock and Vasoactive ... and etiology of shock ... vasoactive drug pharmacology ... Vasoactive #Drugs #pharmacology ... management #comparison #table
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Differential Diagnosis Algorithm ... Peripheral Vestibular Dysfunction ... Central Vestibular Dysfunction ... Differential #Diagnosis #Algorithm