20 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Ventricular Septal Defect ... ** • Atrial Septal ... Defect Pulmonary
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Ventricular Septal Defect ... Atrioventricular Septal Defect ... Arteriosus • Atrial ... Septal Defect ... Total Anomalous Pulmonary
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Management Summary A defect ... lung disease Caused ... defect (Type 1) ... (Type 2) Clinical ... • Oxygenation defect
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Effect in Right ... left to right shunt ... 2. ... #Effect #Right ... #pocus #bubble
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... defects) VENTILATION ... shunting (eg, atrial ... ventricular septal defects ... #Differential #Diagnosis
Portopulmonary Hypertension
Presence of pulmonary arterial hypertension in a patient with portal hypertension
No other obvious causes (chronic
ventricular septum 2) ... vasoconstricting effect ... endothelin - Effect ... metabolism - Effect ... proliferation - Effect
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Right to Left Shunt ... Disease and more • Diffusion ... Defect: Pulmonary ... Gradient #alveolar #arterial ... #differential #diagnosis
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
liver disease and pulmonary ... Early transit of bubbles ... = PFO 2. ... as RAP>LAP as atrial ... clinical #pocus #a4c
Common MRI Sequences - Basic MRI Brain Interpretation

 • T1 Sequence - T1 is for anatomy.
structures will reflect ... Contrast material ... , masses will take ... does is detect ... Neuroradiology #diagnosis
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Prolonged Activated Partial ... deficiencies: Contact ... Supratherapeutic warfarin effect ... #diagnosis #differential