89 results
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Ehlers-danlos Syndrome ... , Lymphocytic Interstitial ... Lung #Disease #differential ... #diagnosis #causes ... #pulmonary
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Diagnosis Framework ... Hypersensitivity Pneumonitis, Respiratory ... Histiocytosis, Lymphocytic ... #Diagnosis #pulmonary
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... with possible COVID ... evaluation - Chest ... - CBC with differential ... as clinically indicated
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... Diagnosis for Pulmonary ... high resolution chest ... #differential # ... diagnosis #nephrology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... Diagnosis Framework ... obesity-hypoventilation syndrome ... hepatopulmonary syndrome ... #Diagnosis #pulmonary
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Diagnosis Framework ... Hepatopulmonary syndrome ... #dyspnea #sob #differential ... #diagnosis #causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Hypoxia #hypoxemia #differential ... #diagnosis
Chest Pain - Differential Diagnosis Framework

Cardiovascular Causes of Chest Pain:
 • Myocardium:
	- Myocarditis
	- CAD/ACS
	- Valvulopathy
	- Myopericarditis
Chest Pain - Differential ... Diagnosis Framework ... - Tamponade Pulmonary ... Costochondritis - Tietze syndrome ... #Diagnosis #Causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... Hypoventilation Syndrome ... Abnormalities • Chest ... #Diagnosis #Algorithm
Light's Criteria

Medical Nugget on Light's Criteria for diagnosis of Exudative Pleural Effusion in adults and children.
Light's Criteria for diagnosis ... Internal Medicine #Respiratory ... LightsCriteria #MedNugget #differential ... #ddxof #pulmonary ... im #radiology #clinical