25 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... chest) • Low PiO2 ... Elevation, Low Fio2 ... Intracardiac, Pulmonary ... Hypoxia #hypoxemia #differential
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia - Differential ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... Embolism, Emphysema, Positive ... Hypoxemia #hypoxia #Differential
Hypotension in Anesthesiology - Differential Diagnosis and Management 

Initial checklist: 
 - Verify BP (e.g. surgeon
Anesthesiology - Differential ... - Increase FiO2 ... Head down position ... Anesthesiology #Differential
Causes of Pediatric Wheezing - Differential Diagnosis Algorithm
CXR Abnormal:
 • Pulmonary Sequestration
 • Congenital Adenoid Cystic
Pediatric Wheezing - Differential ... Abnormal: • Pulmonary ... : • Asthma* Positive ... Wheezing #Wheeze #Differential ... Peds #Pediatrics #Pulmonary
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
rates & moderate FiO2 ... achieving a higher FiO2 ... creates a small positive ... match demand so FiO2 ... Devices #management #pulmonary
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
False Positive Lung ... highlight selected differentials ... lungdiaphragam #ultrasound #pulmonary ... #differential #
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Idiopathic JAK-2 Positive ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... Erythrocytosis #Differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Presentation (Pulmonary ... symptomatology Differential ... : - ANCA-positive ... Renal #Syndrome #differential
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... Syndromes and Mimics - Differential ... Disease - Double Positive ... Kumfer @AnnKumfer #Pulmonary ... Syndromes #Mimics #Differential
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Infancy (SUDI) - Differential ... Neurologic Anomaly • Pulmonary ... Prone Sleeping position ... Infancy #Infant #Differential