83 results
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 ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... distal to the knee ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... differential #diagnosis #msk
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral Syndrome ... findings • Anterior Knee ... Patellofemoral #Syndrome ... signs #symptoms #msk
"Appropriate patient positioning for lumbar puncture and location of the L4/L5 intercostal space"-McMaster Textbook of Internal
Lower limbs should ... be flexed at knees ... and hips, knees ... flexion towards the knees ... LumbarPuncture #Management
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
ED arrival MSK ... dislocations (posterior shoulder ... compartment syndrome ... Evaluation #Diagnosis #Management
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder ... Dislocation - ED Management ... glenoid) • ED Management ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
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
Lynch Syndrome:
 • "CRC + Endometrial/Ovarian + Stomach + Urinary → Lynch Syndrome"
 • Autosomal Dominant,
Lynch Syndrome: ... Urinary → Lynch Syndrome ... Microsatellite Instability (MSI ... DeanEhrlich_MD #Lynch #Syndrome ... #diagnosis #management
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
arthritis - (Reiter’s syndrome ... Erythematosus (SLE), should ... Amy Chung, MD, MSc ... Joint #Disorders #msk
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Diagnosis and Management ... blood cultures should ... Arthritis-Dermatitis syndrome ... Purulent Arthritis Syndrome ... Distal joints, knees