39 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
Asthma, Asthma-COPD ... Overlap and COPD ... symptoms, and spirometry ... summary of the differential ... Diagnosis #Management #ACOPD
Spirometry - PFT Interpretation Algorithm

- BWH Medicine Chiefs @BrighamChiefs

#Spirometry #PFTs #Interpretation #Algorithm #diagnosis #differential #pulmonary #function
Spirometry - PFT ... BrighamChiefs #Spirometry ... Algorithm #diagnosis #differential
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... Variably abnormal spirometry ... bronchodilator, Spirometry ... between attacks COPD ... Persistently abnormal spirometry
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
for enumerating differentials ... H. influenzae (COPD ... Pseudomonas — COPD ... Legionella spp (COPD ... Pathogens #Pneumonia #Differential
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia - Differential ... pHTN, Advanced COPD ... Disease: Asthma, COPD ... Hypoxemia #hypoxia #Differential
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Acute Dyspnea - Differential ... • Asthma* • AECOPD ... #Dyspnea #SOB #Differential
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
of Orthopnea - Differential ... • Ascites • COPD ... #Orthopnea #Differential
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Disease: Asthma, COPD ... Acute #Chronic #Differential