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Mediastinal masses are discussed in more detail in Mediastinal masses.
Here is just a brief overview. #Diagnosis
Mediastinal masses ... #Diagnosis #Radiology ... #Differential # ... Table #Anterior ... #Middle #Posterior
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
- Differential ... Diagnosis • ... , Posterior mediastinal ... Pericardial effusion • CXR ... #radiology
Causes of Pediatric Wheezing - Differential Diagnosis Algorithm
CXR Abnormal:
 • Pulmonary Sequestration
 • Congenital Adenoid Cystic
Diagnosis Algorithm ... CXR Abnormal: ... • Teratoma • Mediastinal ... Fibrosis Wheeze With Feeding ... #Diagnosis #Algorithm
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Diagnosis Algorithm ... • Infection (e.g ... Toxoplasmosis) - Posterior ... Malignancy (Breast, Mediastinum ... #Diagnosis #Algorithm
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Diagnosis Algorithm ... Myocarditis Pulmonary / Mediastinal ... ChestPain #Noncardiac #Cardiology ... Diagnosis #Algorithm
Azygoesophageal recess
The most important mediastinal line to look for is the azygoesophageal line, which borders the
most important mediastinal ... on most frontal CXRs ... summarized in the table ... #Diagnosis #Radiology ... #Displacement #Differential
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
for mediastinal ... Thyroid masses #Diagnosis ... #Pulmonary #Radiology ... #Differential # ... #Middle #Posterior
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
ECGs - Ischemia MI ... depression in VI-V2 - posterior ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Large volume feeding ... Blood cultures • CXR ... early disease) • CXR ... Lung Abscess Differential ... Vasculitis (e.g.
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Renal Calculus AXR ... is desirable, e.g ... obstruction - Able ... Combination of above MRI ... stones #calculus #Radiology