15 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
S1 => Weakened stability ... hyperextension test ... (Stork test) ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet Finger Absence ... caused by disruption ... flexion due to inability ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
+ Painful arc test ... pain + Hawkin's test ... Syndrome #SIS #diagnosis ... signs #symptoms #msk ... #pathophysiology
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... instability from ... Differential diagnosis ... clinical #Radiology #diagnosis ... #msk
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
Capsulitis (Frozen Shoulder ... a stroke that caused ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... stages #staging #msk
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... The evaluation should ... cause unknown) ... Noise trauma ○ MS ... #Differential #Diagnosis
Trigger Finger - Stenosing flexor tendon tenosynovitis

There is a change in the slip between the tendon
pulley or tendon cyst ... one shown in the video ... The diagnosis is ... an associated cyst ... tenosynovitis #msk
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... bouts of HTN Diagnostic ... negative, MOG-IgG test ... should be ordered ... • Infectious causes
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
myasthenia Diagnosis ... Bedside: ice pack test ... /Edrophonium test ... immunologic assay - MuSK ... Myasthenia #Gravis #diagnosis
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
OD and counting fingers ... the follow up video ... The most common causes ... the hospital, diagnosed ... with MS, and started