64 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... #POCUS #radiology ... #differential # ... diagnosis #comparison ... #table #appearance
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... #Comparison #Table
Diagram of different types of bone tumors that can occur around the knee on XRay -
- punched out lesions ... blade of grass sign ... #Bone #Tumors #Diagnosis ... #Bony #Differential ... #Radiology #XRay
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
demonstrates more lesions ... can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
or air-filled lesions ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
other aggressive lesion ... - punched out lesions ... blade of grass sign ... #Bony #Differential ... #Diagnosis #Radiology
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
anterior wall MI ... 'widow maker' lesion ... period without chest ... Electrocardiogram #Diagnosis ... #Cardiology
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
macule and papule (Table ... diagnosis; however ... rashes but without signs ... diagnosis, which ... #Diagnosis #Dermatology
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... (save $$) Differential ... diagnosis: • Salter ... #clinical #mri ... #diagnosis #msk