13 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Interpretation Algorithm ... • Normal • ... #FunctionTests ... Interpretation #Algorithm
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Exudative Effusion:
 - Pulmonary
     •
Differential Diagnosis Algorithm ... Nephrotic Syndrome Light's ... Upper Limit of Normal ... Differential #Diagnosis #Algorithm ... #Lights #Criteria
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Differential Diagnosis Algorithm ... A-a Gradient Normal ... Gradient: • Right-to-Left ... Differential #Diagnosis #Algorithm ... #pulmonary #Aa
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... Ventilation/perfusion ... Intracardiac Right ... Right to Left Shunt ... Differential #Diagnosis #Algorithm
Pediatric Dyspnea - Differential Diagnosis Algorithm
Stridor:
 • Croup
 • Foreign Body
 • Tracheitis
 • Epiglottitis
 •
Differential Diagnosis Algorithm ... Body • Pleural Effusion ... Pneumothorax Normal ... Ketoacidosis • Pulmonary ... Differential #Diagnosis #Algorithm
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... Possible small plural effusion ... bilateral B-lines - Normal ... Possible bilateral effusion ... Extremities - Right
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Differential Diagnosis Algorithm ... Only: • Poor Perfusion ... Sulfhemoglobin Left-to-Right ... Total Anomalous Pulmonary ... Differential #Diagnosis #Algorithm
Cardiac Findings in Sarcoidosis
Most Commonly Affected Sites:
 - LV free wall (esp. basal posterior wall)
 -
dysfunction or pulmonary ... involvement: - Effusion ... multifocal) - Right ... deviation - Abnormal
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
massive pericardial effusion ... Pulmonary embolism ... pneumothorax: dilated right ... Tamponade: pericardial effusion ... small left and right
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... A-a gradient to normal ... Age-Adjusted Gradient • Right ... Disease and more • Diffusion ... Defect: Pulmonary