9 results
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... Restrictive Parenchymal Lung ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Loops #Patterns
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Loops #Patterns
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Function Testing (PFT ... Interpretation Algorithm ... Emphysematous COPD • Asthma ... #Algorithm #diagnosis ... #asthma #COPD
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Function Tests (PFTs ... Interpretation Algorithm ... • Interstitial Lung ... Disease • Asthma ... FunctionTests #PFTs
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
of the type and pattern ... symptoms, and spirometry ... corticosteroids; LABA = long-acting ... agonist; LAMA = long-acting ... #Differences #Algorithm
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... Airway Disease (Asthma ... • Interstitial lung ... Weakness • Pleural Abnormalities ... • Chest Wall Abnormalities
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Abnormalities in ... including restrictive lung ... may show this pattern ... Breathing In lung ... Causes include asthma
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
hemorrhage (DAH), asthma ... pulmonary nodules, asthma ... pericardial effusion) • PFTs ... sparing of the lung ... • IF staining patterns
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
• Interstitial lung ... Risk: Ovarian, lung ... slow onset and pattern ... aspiration > 50% of pts ... Conduction system abnormalities