44 results
Lung Ultrasound in COVID 19 symptoms and a history of COPD

FAMUS @FAMUSultrasound

#Lung #Ultrasound #COVID19 #POCUS #COPD
Lung Ultrasound ... and a history of COPD ... FAMUSultrasound #Lung ... Ultrasound #COVID19 #POCUS ... #COPD #Algorithm
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
H. influenzae (COPD ... Moraxella catarrhalis (COPD ... Pseudomonas — COPD ... Legionella spp (COPD ... Chlamydia pneumoniae (COPD
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Algorithm Ventilation/perfusion ... Disease (Asthma, COPD ... • Interstitial lung ... Diagnosis #Algorithm #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
gas equation • Causes ... : Interstitial lung ... ventilation (V) in the lungs ... Pneumonia, asthma, COPD ... bypassing the lungs
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Pericardial • Effusion ... • Asthma • COPD ... Abnormalities • Pleural Effusions ... Pneumonia • ARDS • COPD ... Diagnosis #Algorithm #Causes
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... Possible bilateral effusion ... sliding COPD or ... submassive PE) POCUS ... #POCUS #ultrasound
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
birefringent - CPPD ... Sarcoid - Erosive OA ... Differential #Diagnosis #Causes
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... Acute: Trauma, COPD ... flare, Pleural effusion ... Chronic: Asthma, COPD ... Tumor, Pleural effusion
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Disease: Asthma, COPD ... ILD Malignancy: Lung ... Dz, Malignant effusion
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hemorrhage • Impaired Diffusion ... pHTN, Advanced COPD ... Disease: Asthma, COPD ... Differential #Diagnosis #causes