11 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Ventricular Septal Defect ... ** • Atrial Septal ... Defect Pulmonary ... Hypoxemia #Hypoxia #Differential
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
the Newborn - Differential ... Only: • Poor Perfusion ... Arteriosus • Atrial ... Total Anomalous Pulmonary ... Cyanosis #Newborn #Differential
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
or anatomic shunt ... (Type 2) Clinical ... blood gas (ABC) ... cirrhosis • Intra-pulmonary ... scanning or pulmonary
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Atrium - Differential ... left to right shunt ... 2. ... #Atrium #RA #Differential ... #pocus #bubble
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... defects) VENTILATION ... shunting (eg, atrial ... ventricular septal defects ... Failure #hypoxia #Differential
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 ... #hypoxemia #differential
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
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 ... Differential diagnosis ... Radiology #diagnosis #msk
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
feature, PRS can affect ... palpable purpura 2/ ... 2 vasculitis, ulcers ... LVEF, pericardial effusion ... blood retum in serial
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
decade → peripheral/acral ... before epiphyseal fusion ... Differential Diagnosis ... 2 adenoma mass effect ... Pituitary MRI+contrast