13 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... comparison, a normal ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #pulmonary
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... Neuromuscular Weakness #Diagnosis ... #PFTs #Spirometry ... #FlowVolume #Loops ... #Patterns #pulmonary
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... Testing: Flow Volume Loop ... nickmmark #FlowVolume ... #Loops #pulmonary ... PFTs #patterns #diagnosis
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
obstruction: • FEV1 ... lower limit of normal ... Reversibility on spirometry ... PulmPEEPs #Asthma #diagnosis ... #pulmonary
Spirometry - PFT Interpretation Algorithm

- BWH Medicine Chiefs @BrighamChiefs

#Spirometry #PFTs #Interpretation #Algorithm #diagnosis #differential #pulmonary #function
Spirometry - PFT ... Interpretation Algorithm ... Interpretation #Algorithm ... #diagnosis #differential ... #pulmonary #function
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Presentation and Diagnosis ... spirometry - FEV1 ... spirometry - FEV1 ... COPD #comparison #Diagnosis ... #pulmonary
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Interpretation Algorithm ... • Normal • ... Interpretation #Algorithm ... #diagnosis
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Pulmonary Function ... Interpretation Algorithm ... at Flow-Volume Loop ... available 2) FEV1 ... #diagnosis
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential Diagnosis ... Algorithm - Urinary ... Remote use of loop ... Vomiting/nasogastric suction ... #Algorithm #causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... Remote use of loop ... Vomiting/nasogastric suction ... Chloride #urine #Algorithm ... #differential #diagnosis