31 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
aracteristic "claw hand ... nerve in the radial ... in the median nerve ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... Medical Emergency ... Commonly caused ... damage to peroneal nerve
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Superior gluteal nerve ... abduction and medial ... Valgus position of knee ... pathophysiology #causes
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • Medial ... Syndrome • Cavernous ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Herpes zoster - HIV ... cyanosis - Cool extremity ... diagnosis #lower #extremity ... #msk #physicalexam
Brudzinski's Sign in Meningitis

Severe neck stiffness causes the patient's knees and hips to flex when the
neck stiffness causes ... the patient's knees ... and hips to flex ... #physicalexam # ... neurology
Brudzinski's Sign in Meningitis

Severe neck stiffness causes the patient's knees and hips to flex when the
neck stiffness causes ... the patient's knees ... and hips to flex ... #physicalexam # ... neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Examination Left hand ... sleeping as in this case ... PhysicalExam #clinical ... #video #orthopedics ... #msk #sports #neurology
Dropped Foot Gait - Paralysis of Dorsal Flexion of the Foot.
When trying to walk the tip
common fibular nerve ... , which causes flaccidity ... DroppedFoot #Gait #Neurology ... #PhysicalExam # ... clinical #video
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
- Differential ... Consciousness • Cranial Nerve ... contralateral extremity ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology