11 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... #Radiology #CTChest ... #Cystic #Cysts ... #Differential #Comparison ... #Table #RadiologyAssistant
Diagram of different types of bone tumors that can occur around the knee on XRay -
cyst • Aneurysmal ... bone cyst • Osteoid ... #Radiology #XRay ... #peds #pediatrics ... #msk #lesions #
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
cyst • Aneurysmal ... bone cyst • Osteoid ... degenerative subchondral cyst ... #Radiology #XRay ... #MSK #pediatrics
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
99m radionuclide bone ... Chest CT 3 mSv 150 ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
2 years BONE ... ) — Chest 7 mSv ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks #
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Computed Tomography (CT ... nodule, Hepatic cyst ... #radiology #differential ... #diagnosis #comparison ... #table #appearance
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... nodule, Hepatic cyst ... #MRI #POCUS #radiology ... #differential #diagnosis ... #comparison #table
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
radiology examinations ... mSv 8 months Chest ... CT 3 mSv 12 months ... #Nuclear #Comparison ... #Table #Risks #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
Osteochondral Lesion of the Talus - MSK Radiology
Imaging Findings:
 • Typical location of the osteochondral defect
of the Talus - MSK ... Radiology Imaging ... fragment and parent bone ... • Fluid-filled cysts ... #diagnosis #msk