186 results
The Death Spiral: Increased RV Afterload (Acute PE) 
#Pathophysiology #PE #PulmonaryEmbolism #Embolism #DeathSpiral #Shock #RVDysfunction #RebelEM
RV Afterload (Acute ... PE) #Pathophysiology ... #PE #PulmonaryEmbolism ... #DeathSpiral #Shock
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Classification of Shock ... Hypovolemic shock ... RV failure - PE ... cardiomyopathy Acute ... Cardiogenic #Comparison #Table
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Hypotension / Shock ... Differential Diagnosis Algorithm ... infarction • Acute ... Differential #Diagnosis #Algorithm ... #shock #causes
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes ... Thrombosis (heart: acute ... lungs: massive PE ... Differential #Diagnosis #Table
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
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... a.k.a. neurogenic shock ... contractility) - Acute ... exacerbation (any cause ... Classification #Table
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Diagnosis and Workup Algorithm ... History and Exam Acute ... life-threatening causes ... : • Acute myocardial ... Well score for PE
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Differential Diagnosis Algorithm ... Hypotension • Shock ... Differential #Diagnosis #Algorithm ... #Causes
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... heart failure, acute ... tamponade, Vascular → PE ... findings based on cause ... Differential #Diagnosis #table
Pulmonary Embolism - Risk Stratification and Prognostication based on scores and clinical features

 • Bova score
score (30-day PE-related ... class (30-day all cause ... Hemodynamics (Stable ... Transient Hypotension, Shock