102 results
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Chronic Shoulder ... Pain - Differential ... Cross-arm shoulder ... #Pain #Differential ... Diagnosis #Algorithm #MSK
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... 1) Finger agnosia ... name their own fingers ... - Inability to differentiate ... neudrawlogy #Gerstmann #Syndrome
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 ... Axillary Nerve Shoulder ... Radial Nerve Fingers ... Median Nerve Fingers ... #MuscleGroups #MSK
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... arthritis - (Reiter’s syndrome ... Erythematosus (SLE), should ... Joint #Disorders #msk ... #Differential #
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Wide (1) VT - DANGER ... B Afib + WPW - DANGER ... Vfib/flutter - DANGER ... (2) Sick Sinus Syndrome ... electrocardiogram #cardiology #differential
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... , C8 (radial) Finger ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
Shoulder Impingement ... Syndrome (SIS): ... Impingement Syndrome ... #Impingement #Syndrome ... signs #symptoms #msk
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
ED arrival MSK ... dislocations (posterior shoulder ... compartment syndrome
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
• Colles (90% "dinner ... carpal tunnel syndrome ... reduction using finger ... #Orthopedics #MSK
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
on MRI FLAIR - Differential ... : Active, MS: Inactive ... , MS: Tumefactive ... Disease, Susac Syndrome ... Diseases #MRI #Differential