11 results
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... and Diagnosis Asthma ... spirometry - FEV1 ... often normal or ... spirometry - FEV1
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
, Asthma-COPD Overlap ... of the type and pattern ... symptoms, and spirometry ... ACO = asthma-COPD ... #FirstLine #Differences
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 #Loops ... #Normal #pulmonary
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
Asthma Chronic ... obstruction: • FEV1 ... lower limit of normal ... Reversibility on spirometry ... @PulmPEEPs #Asthma
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... Normal B. ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... #Patterns #pulmonary
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
diagnostic criteria for asthma-COPD ... nitric oxide; FEV1 ... lower limit of normal ... OverlapSyndrome #Asthma ... #COPD #Criteria
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Diagnosis Algorithm Abnormal ... Obstructive Disease (FEV1 ... FVC < LLN): • Asthma ... • COPD Upper ... Lower Airway: • Asthma
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
and aging people normally ... may show this pattern ... Causes include asthma ... bronchitis, and COPD ... #Breathing #Patterns
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
↓

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RV
» HEMODYNAMIC PATTERNS ... CI/BVI Blood Flow ... Perfusion Pressure COP ... physiologic) FVC FEV1 ... Oxygen Content Difference
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma ... - Recurrent oral ... Blood pressure difference ... - (C-ANCA) pattern ... - (P-ANCA) pattern