8 results
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... intrinsic motor ... and no sensory ... • Carpal tunnel ... #diagnosis #neurology
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
Tunnel Syndrome ... tunnel syndrome ... Grasp #Weakness #Hand ... #Carpal #Tunnel ... #msk #CTS
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... sensory disturbance ... Myotomes #diagnosis #neurology ... #sensory #motor
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... aracteristic "claw hand ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... #sensory #motor
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Other brainstem syndromes ... Transverse myelitis: Motor ... and sensory deficits ... pain • Extra-CNS ... Manifestations #diagnosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... Upper Motor Neuron ... • Acute stroke syndromes ... signs - Lack of sensory ... Differential #Diagnosis #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vasculitis • Sensory ... and/or motor neuropathy ... affects the skin, neurologic ... cognitive impairment, neurologic ... vasculitis • Cogan syndrome
Alien Limb Syndrome on Physical Exam

Elderly lady with Parkinsonism (PSP) c/o left leg rising up spontaneously
Alien Limb Syndrome ... Anterior ‘Frontal’ Motor ... Posterior, Parietal “sensory ... PhysicalExam #clinical #video ... #leg #neurology