13 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Ventricular Septal Defect ... ** • Atrial Septal ... Defect Pulmonary ... #Differential #Diagnosis
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
or anatomic shunt ... (Type 2) Clinical ... cycles after right atrial ... blood gas (ABC) ... scanning or pulmonary
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
- Differential Diagnosis ... Only: • Poor Perfusion ... Arteriosus • Atrial ... Total Anomalous Pulmonary ... #Differential #Diagnosis
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... left to right shunt ... 2. ... echocardiogram #s4c ... #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
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
Classification of Pelvic Ring Fractures: Mechanisms, Clinical Features and Complications
 • Anterior Posterior Compression (APC) -
) - Direct/indirect ... Grade 3 - APC 2 ... Vertical Shear (VS) - Axial ... #Orthopedics #MSK ... #diagnosis #complications
Intraarticular Chondroma - MSK Radiology
Imaging Findings:
 • Subtle soft-tissue infrapatellar mass seen obscuring Hoffa's fat pad.
Intraarticular Chondroma - MSK ... Usually NOT joint effusions ... • Post-contrast ... symptoms due to mass effect ... #msk
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Noncardiac: • Pulmonary ... wide-complex tachycardia: bundle ... ventricles; to detect ... cardioversion 2. ... Fibrillation #AFib #diagnosis