11 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
Diagram of different types of bone tumors that can occur around the knee on XRay -
bone cyst • Osteoid ... #Differential # ... Radiology #XRay ... #peds #pediatrics ... #msk #lesions #
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 ... #Study #Peds #Pediatrics
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
cyst • Aneurysmal ... bone cyst • Osteoid ... #Differential # ... Diagnosis #Radiology ... #XRay #MSK #pediatrics
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
2 years BONE ... ) — Chest 7 mSv ... S IMAGING - Bone ... #PatientInfo #Radiology ... Nuclear #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 ... #PatientInfo #Radiology ... Nuclear #Comparison #Table
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 ... #Comparison #Table
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Radiology Imaging ... - Bone scans ... Differential diagnosis ... #Radiology #diagnosis
Liposclerosing Myxofibrous Tumor (LSMFT) - MSK Radiology
Imaging Findings:
 • Geographic lucent lesion with sclerotic margin in
Radiology Imaging ... Differential diagnosis ... cyst: expansile ... Myxofibrous #Tumor #Radiology ... #clinical
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
Pathologic Fracture - MSK ... Radiology Imaging ... Differential diagnosis ... #Radiology #diagnosis ... #msk