82 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison ... Histiocytosis #RadiologyAssistant
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Feeding #Vessel #Sign ... #diagnosis #radiology ... #clinical
Radial Head Elbow Fracture with displaced Fat Pads
Intra-Articular Fracture of the Elbow with displaced fat pads
Radial Head Elbow ... raised fat pads should ... called the “Sail sign ... Fracture #trauma #clinical ... #radiology #msk
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
patient who had a CT ... The diagnosis based ... on this CT was ... #Clinical #Radiology ... SeptalThickening #CHF #RadiologyAssistant
Diagram of different types of bone tumors that can occur around the knee on XRay -
blade of grass sign ... degenerative subchondral cyst ... #Bone #Tumors #Diagnosis ... #Differential #Radiology ... #XRay #msk #lesions
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... can't make A-OK sign ... #Humerus #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
the most common elbow ... anterior sail sign ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant