13 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... Ventilation/perfusion ... Hypoxemia #Hypoxia #Differential ... #Diagnosis #Algorithm
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
the Newborn - Differential ... Diagnosis Algorithm ... Only: • Poor Perfusion ... Cyanosis #Newborn #Differential ... #Diagnosis #Algorithm
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome - Diagnosis ... or anatomic shunt ... Arterial blood gas (ABC ... performed on room air ... older) on room air
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Disease and more • Diffusion ... Defect: Pulmonary ... Hypoxia #hypoxemia #differential ... #diagnosis
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast Effect ... Diagnosis 1. ... left to right shunt ... echocardiogram #s4c ... #pocus #bubble
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
cases - Dynamic air ... Possible bilateral effusion ... submassive PE) POCUS ... #pulmonary #differential ... #diagnosis #signs
Intraarticular Chondroma - MSK Radiology
Imaging Findings:
 • Subtle soft-tissue infrapatellar mass seen obscuring Hoffa's fat pad.
Intraarticular Chondroma - MSK ... Usually NOT joint effusions ... symptoms due to mass effect ... Differential diagnosis ... #msk
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... early physeal fusion ... may negatively affect ... (save $$) Differential ... #msk
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
ventilation to perfusion ... substances primarily affect ... -W237. 10.2214/AJR ... lung #diseases #differential ... #diagnosis #mnemonic
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... Noise trauma ○ MS ... Hearing #Loss #Differential ... #Diagnosis #otology