19 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
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... Normal B. ... Stem Bronchial Obstruction ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
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 vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... Findings: Variably abnormal ... often normal or ... near normal between ... : Persistently abnormal
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
Chronic SVC Stenosis with Caudal Blood Flow of Dilated Abdominal Veins

60 y/o hx of seizures &
Normal venous flow ... - Portal HTN- ... - IVC obstruction ... ) - SVC obstruction ... not typical for portal
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External Ventricular Drains (EVDs) & ICP waveform interpretation
An EVD is a temporary closed sterile system that
large strokes, obstructing ... arterial pulse • Normal ... P1, P3 suggests abnormal ... with markedly abnormal ... that represent normal
Dilated Abdominal Veins and Caput Medusae - Direction of Blood Flow

Vein Milking technique can be used
• Normal veins ... • Portal Hypertension ... : The normal physiology ... • IVC Obstruction ... • SVC Obstruction
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
COPD=chronic obstructive ... volume in 1 s; FVC ... lower limit of normal
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
of Breathing Normal ... —20 per min in normal ... It may be fast, normal ... Obstructive Breathing ... Abnormalities #Abnormal