171 results
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
patellofemoral ligament ... injury of the knee ... patellofemoral ligament ... Differential diagnosis ... #knee #clinical
Positive J-Sign - Maltracking Patella on Knee Physical Exam

The J sign correlates with poor patellar tracking
- Maltracking Patella ... on Knee Physical ... The patella takes ... JSign #J #Sign #Knee ... #PhysicalExam #Patella
Clarke's Test (Patellar Grind Test)

Indicates Patellofemoral dysfunction.
 - Patient with knee in extension. Push posterior on
Clarke's Test (Patellar ... - Patient with knee ... superior pole of patella ... is produced in knee ... #physicalexam #knee
Patellar dislocation
 - Most common in young athletes
 - Mechanism: twisting of extended knee with foot
Patellar dislocation ... twisting of extended knee ... patellofemoral ligament ... #Clinical #Knee ... #XRay #Patellar
Patellar Fracture Classification #Diagnosis #EM #Ortho #Sports #Patella #Fracture #Classification #ALiEM
Patellar Fracture ... Classification #Diagnosis ... Ortho #Sports #Patella
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
ACL-deficient Knee ... across the knee ... stability to the knee ... Lachmans #test #ACL #Knee ... anterior #cruciate #ligament
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
with loss of the patellar ... of the distal patella ... tuberosity Differential diagnosis ... Schlatter #Disease #Knee ... clinical #Radiology #diagnosis
Reduction of Patellar Dislocation 
Most patellar dislocations are lateral, and they often reduce on their own.
Reduction of Patellar ... Dislocation Most patellar ... aspect of the patella ... the patient a knee ... Procedure #MSK #Knee
Bilateral Patellar Clonus on Physical Exam
 
Clonus Associated w/Tropical Spastic Paraparesis. 

#Knee #Patellar #Clonus #PhysicalExam #Clinical
Bilateral Patellar ... #Knee #Patellar
Patellar Apprehension Test for Patellar Instability on Knee Examination

The Patellar Apprehension Test evaluates for patellar subluxation
Patellar Apprehension ... Test for Patellar ... Instability on Knee ... With the knee extended ... Apprehension #Test #Knee