14 results
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
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... 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 ... Flow Volume Loop Patterns ... and persevered FEV1 ... nickmmark #FlowVolume ... #diagnosis
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
and Diagnosis Asthma ... - FEV1/FVC < 70% ... bronchodilator, Spirometry ... - FEV1/FVC < 70% ... #comparison #Diagnosis
Classic (2009) Spirometric GOLD Classification of COPD Severity Based on Postbronchodilator FEV
#Diagnosis #Pulmonary #COPD #GOLD #Staging
Classic (2009) Spirometric ... Classification of COPD ... Postbronchodilator FEV ... #Diagnosis #Pulmonary ... #COPD #GOLD #Staging
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First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
The diagnosis ... of the type and pattern ... symptoms, and spirometry ... the differential diagnosis ... #Diagnosis #Management
Low Back Pain (Lumbago) - Common Differential Diagnosis and Patterns

Mechanical Low Back Pain:
Aching pain in the
Common Differential Diagnosis ... and Patterns ... to anatomic or functional ... decompresses spinal cord ... #Patterns #Features
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
• Diagnosis: ... loss of spinal cord ... function and reflex ... level of spinal cord ... #Emergencies #diagnosis
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
» HEMODYNAMIC PATTERNS ... CI/BVI Blood Flow ... Perfusion Pressure COP ... physiologic) FVC FEV1 ... Capacity >3.0 L FEV1
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... of the spinal cord ... Neuromuscular Junction ... changes - Common pattern ... #Differential #Diagnosis