30 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential Diagnosis ... and Workup Algorithm ... Pneumonia, Septic Emboli ... #Algorithm #lesion ... #pulmonary #differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Bronchospasm, Pulmonary ... Embolism, Pneumothorax ... (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
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Algorithm Massive ... Malformation Normal CXR ... Vasculitis Infection ... Goodpasture's Syndrome ... Embolism • Arteriovenous
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Algorithm Transudate ... Pneumonectomy • Trapped lung ... Urinothorax Exudate - Infectious ... embolism • Collagen ... #Diagnosis #Algorithm
Hemoptysis Differential Diagnosis Framework
Cardiovascular: Pulmonary embolism, Heart failure, Vasculitis, Valvular disease, Arteriovenous malformation
Pulmonary - Airway: Bronchitis,
Hemoptysis Differential Diagnosis ... embolism, Heart ... Parenchyma: Pneumonia, Lung ... Tuberculosis, Fungal infection ... #algorithm #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Embolism, Obstructive ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #diagnosis
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... Algorithm Cardiac ... Respiratory Distress Syndrome ... Infection ... Embolism
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... CD4 > 200: Pulm embolism ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... #workup #diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... point (hard to ... Respiratory Distress Syndrome ... Embolism (PE): ... #differential #diagnosis