27 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
T1 Ulnar Nerve Hip ... Nerve to Psoas Hip ... Gluteal Nerve Hip ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Jerk - C7, C8 • Biceps ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm ... #physicalexam
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
, Elbow and Hip) ... ) Shoulder Reduction ... Affected hip and ... knee are flexed ... #Elbow #Hip #Diagnosis
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
abduction and medial ... Valgus position of knee ... pathophysiology #causes ... symptoms #signs #diagnosis ... #msk
Ober's Test for TFL/ITB Inflammation

With the patient in the lateral position, affected side up.  The
, flexing the hip ... and abducts the hip ... towards the table (hip ... ITBand #ITB #TFL #Hip ... #video #physicalexam
Piriformis Test

The Piriformis test evaluates for pain from sciatic nerve irritation caused by the piriformis muscle.
With
nerve irritation caused ... patient prone, the knees ... degrees and the hips ... #Hip #PhysicalExam ... video #sports #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 ... - Differential Diagnosis ... - Giant cell tumor ... #Effusions #causes ... #msk #physicalexam
Reduction of Patellar Dislocation 
Most patellar dislocations are lateral, and they often reduce on their own.
or recline with hips ... x-rays (AP, lateral ... crutches - they should ... Dislocation #Procedure #MSK ... #Video #PhysicalExam
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... The evaluation should ... Cranial nerves - tumors ... cause unknown) ... Noise trauma ○ MS
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... These are CLASSIC ... • This case should ... - **MSK rads ... PVNS/Giant Cell Tumor