202 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Asthma, COPD) • Vascular ... • Interstitial lung ... Malformation • Severe Pneumonia ... Diagnosis #Algorithm #Causes
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Pericardial • Effusion ... Abnormalities • Pleural Effusions ... Alveoli • Pneumonia ... Diagnosis #Algorithm #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
: Interstitial lung ... ventilation (V) in the lungs ... : Pneumonia, asthma ... , COPD, pulmonary ... bypassing the lungs
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Idiopathic pulmonary ... Acute, Chronic • Pulmonary ... #differential #pulmonary ... #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Legionella: • Nausea ... factor • May cause ... , pleural effusion ... Infections #HIV #AIDS #pulmonary
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Effusion - Differential ... Pneumonectomy • Trapped lung ... Infectious: • Pneumonia ... embolism • Collagen vascular
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... pleura in severe cases ... Possible bilateral effusion ... submassive PE) POCUS ... #POCUS #ultrasound
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Cardiomyopathy • Valvular ... Parenchyma: • Pneumonia ... • Interstitial lung ... Pleura: • Pleural effusion
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
• Myocarditis Pulmonary ... : - Vascular ... • Pulmonary ... • Pleural Effusion ... Parenchymal • Pneumonia
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... Rare: pleural effusions ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary ... ILD #diagnosis #management