10 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... women in the child-bearing ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Comparison #Table
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
on Chest CT • ... • DDx: Septic ... #Vessel #Sign #CT ... Lung #Pulmonary #diagnosis ... #radiology #clinical
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Computed Tomography (CT ... cyst, Hepatoblastoma ... #CT #radiology ... #differential #diagnosis ... #comparison #table
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... cyst, Hepatoblastoma ... MRI #POCUS #radiology ... #differential #diagnosis ... #comparison #table
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... more lesions than ... can suggest the diagnosis ... in the proper clinical ... #Clinical #Radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
or air-filled lesions ... Emphysema - Lung cysts ... pattern can be readily ... #Diagnosis #Radiology ... Differential #Diagram #Comparison
Appearance of Liver Lesions on Contrast Enhanced Ultrasound - Early arterial, Grayscale phase, Late arterial phase,
Appearance of Liver Lesions ... cyst, Hepatoblastoma ... Contrast #POCUS #radiology ... #differential #diagnosis ... #comparison #table
Appearance of Liver Lesions on Magnetic Resonance Imaging (MRI) - T2, T1 precontrast, T1 portal venous,
Appearance of Liver Lesions ... cyst, Hepatoblastoma ... #Hepatic #MRI # ... #differential #diagnosis ... #comparison #table
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... should be based on clinical ... enhancement on CT ... visual changes, hearing ... "punched-out" cystic
Solitary Cell Plasmacytoma

What?
• Plasma cell neoplasms can present as a single lesion (solitary plasmacytoma)
• In 3%
plasmacytoma) Clinical ... the periphery, creating ... Diagnosis? ... • 18F-FDG PET/CT ... EMD myeloma Diagnostic