43 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
Axillary Nerve Shoulder ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
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 ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... differential #diagnosis #msk ... #physicalexam
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
Bilateral Knee Hyperextension and Joint Laxity and in Ehlers Danlos Syndrome

#EDS #Knee #Laxity #Ehlers #Danlos #Syndrome
Bilateral Knee Hyperextension ... Ehlers Danlos Syndrome ... #EDS #Knee # ... hyperextension #physicalexam ... #msk
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Carpal Tunnel Syndrome ... Anterior Shoulder ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
An Algorithm for the Management of Seizures

The management of active seizures is algorithmic, starting with a
Algorithm for the Management ... Seizures The management ... and bag-valve mask ... Patients should ... #Emergency #Neurology
Costoclavicular Maneuver for Thoracic Outlet Syndrome

To perform the Costoclavicular Maneuver, draw the patient's shoulders inferiorly and
Thoracic Outlet Syndrome ... the patient's shoulders ... thoracic outlet syndrome ... #Shoulder #PhysicalExam ... video #sports #msk
Reduction of Patellar Dislocation 
Most patellar dislocations are lateral, and they often reduce on their own.
the patient a knee ... crutches - they should ... Dislocation #Procedure #MSK ... #Knee #Clinical ... #Video #PhysicalExam
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