8 results
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
vital capacity (FVC ... curves comparing normal ... , obstructive, and ... #FVC #Forced #Vital ... #Restrictive #Normal
GOLD2017 - The refined ABCD assessment tool. FEV1: forced expiratory volume in 1 s; FVC: forced vital
volume in 1 s; FVC ... Initiative for Chronic Obstructive ... Council; CAT: COPD ... Diagnosis #Pulmonary #COPD ... Classification #FEV1FVC
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... spirometry - FEV1 ... /FVC < 70%, Scooped ... spirometry - FEV1 ... /FVC < 70%, Modest
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... Stem Bronchial Obstruction ... Fixed Upper Airway Obstruction ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
expiratory air flow obstruction ... used to identify obstruction ... : • FEV1 / FVC ... lower limit of normal ... Reversibility on spirometry
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
criteria for asthma-COPD ... COPD=chronic obstructive ... volume in 1 s; FVC ... lower limit of normal ... OverlapSyndrome #Asthma #COPD
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Diagnosis Algorithm Abnormal ... Bronchiectasis Obstructive ... Disease (FEV1/FVC ... • Asthma • COPD ... Cough • Vocal Cord
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 ... CI/BVI Blood Flow ... Perfusion Pressure COP ... (physiologic) FVC ... >3.0 L FEV1/FVC