30 results
Shock Classification
Shock Definition: State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
due to: reduced oxygen ... delivery, increased oxygen ... consumption, inadequate oxygen ... Types #diagnosis #management ... warm #wet #dry #table
Shock Types - Classification
State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
due to: reduced oxygen ... delivery, increased oxygen ... consumption, inadequate oxygen ... types #diagnosis #management ... #criticalcare #differential
Oxygen Delivery Methods
 • Nasal Cannula
 • Nonrebreather Mask
 • Non-Invasive Ventilation (CPAP/BiPAP)
 • Venturi Mask
Oxygen Delivery ... Nonrebreather Mask ... @DharSaty #Oxygen ... #respiratory #pulmonary ... #management
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... a.k.a. neurogenic shock ... flow) - Massive pulmonary ... #Differential # ... Classification #Table
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Simple Face Mask ... Nonrebreather Mask ... Venturi Mask (venti-mask ... Delivery #FiO2 #Pulmonary ... Equipment #Devices #Management
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Shock and Vasoactive ... and etiology of shock ... Pericardial tamponade, Pulmonary ... inopressors #diagnosis #management ... #comparison #table
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
Oxygen Delivery ... of flow) Face Mask ... rishikumarmd #Oxygen ... support #devices #management ... #pulmonary #comparison
Pulmonary Embolism - Risk Stratification and Prognostication based on scores and clinical features

 • Bova score
Pulmonary Embolism ... Hemodynamics (Stable ... Transient Hypotension, Shock ... @nickmmark #Pulmonary ... prognostication #diagnosis #management
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... • Obstructive: Pulmonary ... Dehydration Shock ... #Differential # ... algorithm #treatment #management
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... small valve to mix oxygen ... #Oxygen #Delivery ... #Devices #management ... #pulmonary #criticalcare