9 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
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- Differential ... Diagnosis Framework ... fracture - Patellar dislocation ... - Aneurysmal bone ... #physicalexam
Patellar dislocation 
Patella dislocation refers to when the kneecap is completely displaced out of its normal
your femur (thigh bone ... #Kneecap #Clinical ... #Video #PhysicalExam ... #Sports #Orthopedics ... #Knee #msk
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
fragmentation and mild bone ... • MRI is more sensitive ... tibial tuberosity Differential ... Schlatter #Disease #Knee ... #mri #clinical
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Limp - Differential ... Legg-Calve-Perthes Disease Knee ... Tendon Rupture, Dislocation ... #Orthopedics #Causes
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
atraumatic adolescent knee ... physeal fusion and bone ... (save $$) Differential ... • Bone contusion ... #mri #clinical
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
consistent with bone ... There is also a bone ... injury of the knee ... Differential diagnosis ... #clinical #mri #
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 ... #mri #clinical ... #Radiology #diagnosis
Tenosynovitis of the peroneal tendons due to hypertrophic peroneal tubercle
Imaging Findings:
 • Large volume ofT2-hyperintense fluid
Can result in bone ... Differential diagnosis ... tendon subluxation/dislocation ... #mri #clinical ... #Radiology #diagnosis
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
ECU Subluxation diagnosed ... the ECU tendon, MRI ... #subluxation #clinical ... #physicalexam # ... video #Orthopedics