13 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Diagnosis and Workup ... Necrotizing Pneumonia, Septic ... #Disease #Diagnosis ... #Algorithm #lesion
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... DiagnosisInfections ... Malignancy: Metastases (lung ... #Differential # ... #radiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
• 80% with lung ... Infectious: ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... #Hepatic #Ultrasound ... CT #MRI #POCUS #radiology ... #differential # ... diagnosis #comparison
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Diagnosis Algorithm ... Metastases ("cannonball lesions ... Breast, Testicle) Infection ... Tuberculosis • Septic
Liver infections and imaging findings
 - Pyogenic Liver Abscess
 - Amebic Abscess
 - Cholangitic Microabscesses
Fascioliasis - Hepatic ... nodular liver lesions ... #Hepatic #imaging ... #radiology #Differential ... #Ddx #Diagnosis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Blood cultures are positive ... Glomerulonephritis Septic ... Marantic (NTBE) Differential ... #management #cardiology
CAVITY Mnemonic for Causes of Cavitary Lung Lesions

C - Cancer (SCC, mets)
A - Autoimmune (GPA, RA)
V
Lesions C - ... Thromboembolism, Septic ... Emboli) I - Infection ... #Differential # ... Diagnosis
Appearance of Liver Lesions on Contrast Enhanced Ultrasound - Early arterial, Grayscale phase, Late arterial phase,
Appearance of Liver Lesions ... #Hepatic #Ultrasound ... Contrast #POCUS #radiology ... #differential # ... diagnosis #comparison
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Diagnosis Framework ... Hyponatremia • Elevated hepatic ... #Infections #HIV