13 results
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... Testing: Flow Volume Loop ... extra-thoracic obstruction ... nickmmark #FlowVolume ... #Loops #pulmonary
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... Stem Bronchial Obstruction ... PFTs #Spirometry #FlowVolume ... #Loops #Patterns ... #pulmonary
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Interpretation Algorithm ... Lung Disease Obstructive ... MatthewHoMD #Pulmonary ... #Function #Testing
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 ... FEV1/FVC < 70% (obstruction ... #Function #Test
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Differential Diagnosis Algorithm ... Decreased kidney function ... hypoperfusion Post-Renal (Obstruction ... KidneyDisease #Nephrology ... Differential #Diagnosis #Algorithm
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Differential Diagnosis Algorithm ... Weakness • Cardio-pulmonary ... Neuromuscular Junction ... Peripheral #Weakness #Neurology ... Differential #Diagnosis #Algorithm
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Differential Diagnosis Algorithm ... Vomiting • NG suction ... • Diuretics (loop ... MetabolicAlkalosis #NonGap #Nephrology ... Differential #Diagnosis #Algorithm
Assessment of Chest Tube Drains
Stepwise assessment of Chest Tube Function
TUBE POSITIONING
 • Look at the CXR:
of Chest Tube Function ... used to clear obstructions ... fluid in dependent loops ... precipitate re-expansion pulmonary ... Diagnosis #Assessment #Pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
- Vomiting, NG suction ... Classically” noted with pulmonary ... Myasthenia gravis) - Obstructive ... hypoventilation) - Airway obstruction ... Diagnosis #Summary #Nephrology
Causes of Syncope - Differential Diagnosis Algorithm
Cardiac - Arrhythmia:
 • Tachyarrhythmia
 • Bradyarrhythmia
 • Supraventricular Tachycardia
Differential Diagnosis Algorithm ... Cardiac - Outflow Obstruction ... • Hypertrophic Obstructive ... Cardiomyopathy • Pulmonary ... Defecation #Syncope #Neurology