1833 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
• Interstitial lung ... disease • Pulmonary ... Right to Left Shunt ... Septal Defect Pulmonary ... Right to Left Shunt
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Right to Left Shunt ... - Anatomic Shunt ... - Physiologic Shunt ... Embolism, Obstructive Lung ... , Interstitial Lung
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
VIQ mismatch and shunt ... : Interstitial lung ... ventilation (V) in the lungs ... embolus SHUNT ... bypassing the lungs
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Chest CT Right Lung ... Lung: • Upper ... lang=us #Lung # ... #CT #CTChest #pulmonary
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
cava syndrome • Shunt ... Pneumonia • Pulmonary ... • Interstitial lung ... Vasculature: • Pulmonary ... embolism • Pulmonary
Pulmonary Artery Catheter Pressures
Normal: RA 0-8, RV 15-25/0-8, Mean PAP <25, PCWP 8-12, Cardiac Index 2.6-4.2
HFrEF,
Pulmonary Artery ... decompensated Pulmonary ... Left-to-Right Shunt ... Right-to-Left Shunt ... @ucsdim #PA #Pulmonary
Effect of PEEP on Lung Recruitment - Bag-Mask Ventilation - Cadaver Simulation
Simulation shows before and after
Effect of PEEP on Lung ... PEEP has on the lungs ... ventilation induced lung ... JustinKrantzFPC #PEEP #Lungs ... clinical #video #Pulmonary
Differential Diagnosis: Cyanosis - Mnemonic "COLD PALMS"
Peripheral cyanosis 
• Cold 
• Obstruction 
• LVF and shock
• Altitude • Lung ... sulfhemoglobinemia • Shunt
Lung Auscultation and Physical Exam Findings in Selected Lung Disorders

#PhysicalExam #Auscultation #Pulmonary #Percussion #Dullness #Fremitus #BreathSounds
Lung Auscultation ... Findings in Selected Lung ... #Auscultation #Pulmonary ... Comparison #Table #Lung
Lung Ultrasound: Cardiogenic Pulmonary Edema vs ARDS
Cardiogenic Pulmonary Edema:
 • Smooth pleural line
 • AIS >
Lung Ultrasound: ... Cardiogenic Pulmonary ... ARDS Cardiogenic Pulmonary ... Non-cardiogenic pulmonary ... #APE #ARDS #pulmonary