61 results
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
tensile strength of muscle ... damage to nerves, muscles ... #Dislocation #Diagnosis ... signs #symptoms #msk ... #orthopedics #pathophysiology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Innervation of Muscles ... Shoulder Abduction ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Drop Arm Test - Supraspinatus Tear

The drop arm test evaluates for a supraspinatus muscle tear.
Passively adduct
supraspinatus muscle ... Passively adduct the shoulder ... Supraspinatus #Tear #Shoulder ... video #sports #msk ... #orthopedics
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
more than one muscle ... or muscle groups ... sphincter tone should ... Myotomes #SpinalCord #Diagnosis ... #Neurology #Localization
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
Shoulder Impingement ... rotator cuff (RC) muscle-tendon ... Syndrome #SIS #diagnosis ... signs #symptoms #msk ... #pathophysiology
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
can happen) • Muscle ... reflexes (at those muscles ... Radiculopathy #MSK ... #diagnosis #signs ... #symptoms #pathophysiology
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder ... Management The shoulder ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
• Hypothenar muscle ... CubitalTunnel #Syndrome #Diagnosis ... #pathophysiology ... signs #symptoms #msk
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
- Differential Diagnosis ... Fasciitis) - Muscle ... Delayed Onset Muscle ... Intraarticular #MSK ... #Algorithm #Orthopedics
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
- Differential Diagnosis ... Pain/Proximal Muscle ... Fractures #Pathologic #MSK ... #Differential #Diagnosis ... #Algorithm #Orthopedics