13 results
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... a.k.a. neurogenic shock ... contractility) - Acute MI ... Massive pulmonary embolism ... Classification #Table
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
), LV Failure (MI ... Pneumothorax, Cardiac ... Tamponade, Pulmonary Embolism ... pancreatitis, post-cardiac ... amniotic or fat embolism
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Shock and Vasoactive ... and etiology of shock ... Cardiogenic: Acute MI ... tamponade, Pulmonary embolism ... management #comparison #table
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Classification of Shock ... Hypovolemic shock ... Anaphylaxis - Post-cardiac ... Endocarditis - Post-MI ... Cardiogenic #Comparison #Table
Shock Classification
Shock Definition: State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
shock. ... infarction, following cardiac ... massive pulmonary embolism ... pneumothorax, cardiac ... warm #wet #dry #table
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... failure, acute MI ... → tension PTX, cardiac ... uw_IMresidency #Shock ... Differential #Diagnosis #table
Left Ventricular Hydatid Cyst on Cardiac MRI 

Illustrative Cardiac MRI image showing a large hydatid cyst
Hydatid Cyst on Cardiac ... MRI Illustrative ... Cardiac MRI image ... Pulmonary embolism ... , anaphylactic shock
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
Unstable/cardiogenic shock ... New/worsening MR ... Rx: NSTEMI/UA: stable ... #Indications #Cardiac
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
• Pulmonary embolus ... ancestry, LGE on MRI ... Pts: cardiogenic shock ... and timing with Cardio-OB ... follow-up with Cardio-OB
Yamaguchi cardiomyopathy on Echocardiogram (A4C)

ECG has been stable for years, she only feels unwell when in
Echocardiogram (A4C ... ECG has been stable ... Cardiac MR shows ... Echocardiogram #A4C