11 results
Spirometry - PFT Interpretation Algorithm

- BWH Medicine Chiefs @BrighamChiefs

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

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Testing (PFT) Interpretation ... Algorithm Restrictive ... #Testing #PFT # ... #Algorithm #diagnosis
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... Testing: Flow Volume ... Loop Patterns ... nickmmark #FlowVolume ... #PFTs #patterns
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... - Urinary Chloride ... Remote use of loop ... Vomiting/nasogastric suction ... Differential #Diagnosis #Algorithm
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Alkalosis - Urinary Chloride ... Algorithm Cl- ... Remote use of loop ... Vomiting/nasogastric suction ... #urine #Algorithm
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
vomiting/ nasogastric suction ... • Thiazide or loop ... • Thiazide or loop ... reabsorption in loop ... Refeeding after fasting
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... cardiopulmonary exercise testing ... lung disease; LFT ... , liver function ... Hypertension #Workup #Algorithm
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Pulmonary Function ... Algorithm Approach ... at Flow-Volume Loop ... #Pulmonary #Function ... #Algorithm #diagnosis