14 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... direction leads to hypoxemia ... embolus SHUNT ... Respiratory #Failure #hypoxia ... #Differential #
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism ... with chest pain/dyspnea ... Differential/diagnosis ... Pulmonary embolism ... #Embolism #POCUS
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... - Differential ... • Interstitial lung ... embolismPulmonary ... Pleura: • Pleural effusion
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... Embolism, Pneumothorax ... (JVP, edema), Lung ... Exam, POCUS (B-lines ... , lung sliding)
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Possible bilateral effusion ... Embolism (PE): ... submassive PE) POCUS ... #differential # ... #POCUS #ultrasound
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive ... Lung Disease, Interstitial ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism ... with chest pain/dyspnea ... See thread for POCUS ... Pulmonary embolism ... #Embolism #ECG
Shock Types - Classification
State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
cellular and tissue hypoxia ... symptomatic tachycardia, dyspnea ... embolism or severe ... pulmonary hypertension ... #criticalcare #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Heart Failure • Dyspnea ... Cerebral > Splenic, pulmonary ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
, pain, fever, hypoxia ... Classically” noted with pulmonary ... embolism (with ... associated hypoxia ... or restrictive lung