12 results
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
Forced vital capacity ... curves comparing normal ... , obstructive, and ... #Diagnosis #Pulmonary ... #Spirometry #FVC
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... Stem Bronchial Obstruction ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... #Patterns #pulmonary
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 ... #pulmonary
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Differential Diagnosis Algorithm ... Normal A-a Gradient ... • ↓Diffusion Capacity ... Differential #Diagnosis #Algorithm ... #pulmonary #Aa
GOLD2017 - The refined ABCD assessment tool. FEV1: forced expiratory volume in 1 s; FVC: forced vital
: forced vital capacity ... Initiative for Chronic Obstructive ... #Diagnosis #Pulmonary ... GOLD2017 #Staging #Grading
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... to normal age adjusted ... Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... Embolism, Obstructive
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
COPD=chronic obstructive ... pulmonary disease ... FVC=forced vital capacity ... lower limit of normal
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 ... lower limit of normal ... Reversibility on spirometry ... Asthma #diagnosis #pulmonary
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Differential Diagnosis Algorithm ... Hypovolemic: • Poor oral ... valvulopathy • Pulmonary ... • Pulmonary hypertension ... Dysautonomia Obstructive
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Differential Diagnosis Algorithm ... HOCM) - Obstructive ... Shock - Normal/ ... Sounds • Pulmonary ... Differential #Diagnosis #Algorithm