21 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... spared in this injury ... Anterior Shoulder Dislocation ... #neurology #sensory ... #motor #arm #physicalexam
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Superior gluteal nerve ... dislocation Iatrogenic ... abduction and medial ... Valgus position of knee
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... by Nerve Root Levels ... Thigh Hip Flexion ... #differential #diagnosis ... #Neurology #Spine
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Injuries Rock - Median ... Small muscles of hand ... Thumb flexion at IP ... #Injury #UpperExtremities ... #diagnosis #neurology
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Hip) - Diagnosis ... Hip Dislocation ... of dash board injury ... Affected hip and ... knee are flexed
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • Medial ... • One-and-a-half ... Syndrome • Cavernous ... ophthalmology #neurology ... #differential #diagnosis
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... Neurologic deficit ... Neurologic injuries ... Check hip and ankle ... #video #nsfw
Reduction of Patellar Dislocation 
Most patellar dislocations are lateral, and they often reduce on their own.
or recline with hips ... consider a femoral nerve ... the patient a knee ... #Clinical #Video ... #PhysicalExam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... bearing after injury ... fracture - Patellar dislocation ... #differential #diagnosis ... #msk #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... Medical Emergency ... damage to peroneal nerve ... #neurology #sensory