8 results
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Severity of Aortic ... as follows: aortic ... >50 mmHg (2) (Table ... common problem in clinical ... AorticStenosis #Classification
Shock Classification
Shock Definition: State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
Shock Classification ... END-ORGAN DYSFUNCTION ... Hemorrhagic → leading ... #Classification ... warm #wet #dry #table
Causes, classification and compensatory responses to shock.

Shock can be caused by any pathological process that leads
Causes, classification ... vasodilatation, myocardial dysfunction ... is often clinically ... #Differential #Causes ... #Types #Classification
Shock Types - Classification
State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
Shock Types - Classification ... END-ORGAN DYSFUNCTION ... Mechanical → severe aortic ... Hemorrhagic → leading ... #Classification
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... Mechanical • Aortic ... Differential #Diagnosis #Classification ... #Table #Causes
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
death -> end-organ dysfunction ... death Common Clinical ... #Classification ... #differential #causes ... #classification
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
death -> end-organ dysfunction ... death Common Clinical ... #Classification ... #differential #causes ... #classification
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
ASA class If ... event, follow ACC algorithm ... or LV dysfunction ... Change in clinical ... risk (>5%): - Aortic