5 results
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... and persevered FEV1 ... flow with reduced FEV1 ... nickmmark #FlowVolume ... Loops #pulmonary #PFTs
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Stem Bronchial Obstruction ... Fixed Upper Airway Obstruction ... #Diagnosis #PFTs ... #Spirometry #FlowVolume
Chronic Obstructive Pulmonary Disease (COPD)
 • COPD Definition
 • Role of PFTs
 • COPD Classification and
Chronic Obstructive ... Definition • Role of PFTs ... • COPD Classification ... post-bronchodilator FEV1 ... PulmPEEPs #Chronic #Obstructive
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Pulmonary Function ... Approach to PFTs ... available 2) FEV1 ... /FVC < 70% (obstruction ... #Pulmonary #Function
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

→
↑
RV
↑ ↑ Airways Obstruction ... /EDV Ejection Fraction ... CI/BVI Blood Flow ... physiologic) FVC FEV1 ... Capacity >3.0 L FEV1