86 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
S1 => Weakened stability ... Stork test) • XR ... — scotty dog sign ... Spondylolisthesis #MSK ... pathophysiology #signs
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
1/14th CXRs 2- ... 9 CXRs Tc-99m ... 4 mSv 200 CXRs ... 5 mSv 250 CXRs ... #PatientInfo #Radiology
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... Positive sulcus sign ... multidirectional instability ... iamDrHamilton #Sulcus #Sign ... clinical #video #msk
Positive J-Sign - Maltracking Patella on Knee Physical Exam

The J sign correlates with poor patellar tracking
Positive J-Sign ... Exam The J sign ... and potential instability ... Positive #JSign #J #Sign ... clinical #video #msk
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
micro-damage exceeds ability ... StressFractures #msk ... pathophysiology #symptoms #signs
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Manifested as the inability ... to make the OK sign ... Peripheral #Injury #OK #Sign ... #physicalexam #msk
Garland Triad on Chest X-Ray in Sarcoidosis 
aka Pawnbroker's Sign - Right paratracheal and bilateral hilar
aka Pawnbroker's Sign ... #Chest #XRay #CXR ... #Pawnbrokers #Sign ... #clinical #radiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
onto lateral hip Signs ... Complications: • Inability ... FemoralHead #Fractures #msk ... pathophysiology #signs
Kussmaul's Sign on Physical Exam

What’s the diagnosis?
Severe biventeicular failure with + Kussmaul sign! NICM. No constriction!

-
Kussmaul's Sign ... with + Kussmaul sign ... Kussmaul's sign ... time there is inability ... clinical #video #jvp #cardiology
There are about a dozen x-ray findings, but two of them are especially important: Loss of
and the calcium sign ... Clinical #Diagnosis #Radiology ... #CXR #ChestXRay