26 results
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... Bronchospasm, Pulmonary Embolism ... (JVP, edema), Lung ... POCUS (B-lines, lung ... Troponin), ABG, STAT CXR
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... • Interstitial lung ... Hypoventilation Syndrome ... #Diagnosis #Algorithm
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... - Differential Diagnosis ... Algorithm - ... e.g. fractured long ... Marfan's Syndrome
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... point (hard to ... Respiratory Distress Syndrome ... sliding Pulmonary Embolism ... #differential #diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Atelectasis, Pulmonary Embolism ... , Obstructive Lung ... , Interstitial Lung ... #diagnosis
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
- Differential Diagnosis ... Algorithm Neurocardiogenic ... • Pulmonary Embolism ... • Hypoxia • ... #Algorithm #causes
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... and Workup Algorithm ... • Pulmonary embolism ... EKG • Bedside ultrasound ... • CXR • CBC
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
- Differential Diagnosis ... Algorithm Transudate ... Pneumonectomy • Trapped lung ... • Pulmonary embolism ... #Algorithm #Hepatology
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Algorithm Massive ... Malformation Normal CXR ... Goodpasture's Syndrome ... • Pulmonary Embolism
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... direction leads to hypoxemia ... COPD, pulmonary embolus ... hepatopulmonary syndrome ... #Differential #Diagnosis