11 results
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
Forced vital capacity ... (FVC) curves comparing ... normal, obstructive ... #Diagnosis #Pulmonary ... #Spirometry #FVC
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
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
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... spirometry - FEV1 ... /FVC < 70%, Scooped ... /FVC < 70%, Modest ... comparison #Diagnosis #pulmonary
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
lower • FEV1 / FVC ... lower limit of normal ... Reversibility on spirometry ... greater in FEV or FVC ... Asthma #diagnosis #pulmonary
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
chronic obstructive pulmonary ... volume in 1 s; FVC ... =forced vital capacity ... lower limit of normal
Lung Volumes and Capacities

The amount of air that moves in and out of the lungs during
expiration of a normal ... (FRC) represents ... expiration of a normal ... (VC) is the maximum ... #Pulmonary
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Differential Diagnosis Algorithm ... A-a Gradient Normal ... • ↓Diffusion Capacity ... Differential #Diagnosis #Algorithm ... #pulmonary #Aa
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... evaluation of the pattern ... body mass index; FBC ... #Algorithm #Hepatology
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 ... (physiologic) FVC ... Forced Vital Capacity ... >3.0 L FEV1/FVC