19 results
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... ulnar collateral ligament ... Scapholunate ligament ... Terry thomas sign ... Radiology #Wrist #differential
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Femoral Head Fracture ... shearing injury -> Ligaments ... onto lateral hip Signs ... msk #diagnosis #pathophysiology ... #signs #symptoms
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Inferior Glenohumeral Ligament ... Differential diagnosis ... BHAGL): Avulsion fracture ... GAGL): "Reverse J sign ... shoulder #clinical #mri
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Diagnostic Algorithm Pathophysiology ... - Pathophysiology ... High-risk Features ... Ill-appearing, vital sign ... Targetoid #Algorithm #Differential
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
lateral inguinal ligament ... MeralgiaParesthetica #MSK #pathophysiology ... #differential # ... diagnosis #signs
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
, humeral head fracture ... joint capsule ligaments ... healthy, flexible ligaments ... FrozenShoulder #pathophysiology ... diagnosis #symptoms #signs
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Anti-MDA5, anti-Mi ... • Associated Features ... heliotrope, shawl sign ... • Associated Features ... Inflammatory #Myopathies #differential
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
with Hill-Sachs fracture ... the impaction fracture ... surgical repair Differential ... inferior glenohumeral ligament ... lesion #clinical #mri
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
The "double PCL sign ... Differential diagnosis ... Meniscofemoral ligament ... BucketHandle #Tear #knee #mri
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... of UMN and LMN signs ... and with limb features ... MRI: Brain, cervical ... conditions listed in differential