13 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Chikungunya - Herpes virus ... Intra-articulation fracture ... - Patellar dislocation ... - Aneurysmal bone
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
surgical repair Differential ... diagnosis: • Bankart ... • Bony Bankart ... #mri #clinical ... #Radiology #diagnosis
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Disease - MSK Radiology ... tibial tuberosity Differential ... Schlatter #Disease #Knee ... #mri #clinical ... #Radiology #diagnosis
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Differential diagnosis ... • Bony Humeral ... BHAGL): Avulsion fracture ... #mri #clinical ... #Radiology #diagnosis
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
- MSK Radiology ... consistent with bone ... Differential diagnosis ... #clinical #mri # ... clinical #Radiology
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Controversy: Subchondral fracture ... Differential diagnosis ... plate, subchondral bone ... #mri #clinical ... #Radiology #diagnosis
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
lesion) - MSK Radiology ... atraumatic adolescent knee ... (save $$) Differential ... #mri #clinical ... #Radiology #diagnosis
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK Radiology ... Differential diagnosis ... BucketHandle #Tear #knee ... #mri #clinical ... #Radiology #diagnosis
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
the subchondral bone ... Osteonecrosis of the Knee ... Differential diagnosis ... #clinical #mri ... #clinical #Radiology
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
- MSK Radiology ... Differential diagnosis ... • Aneurysmal bone ... #clinical #mri ... #clinical #Radiology