12 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Pronation - C7, C8 Wrist ... Saturday night palsy ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Dropped Foot Gait - Paralysis of Dorsal Flexion of the Foot.
When trying to walk the tip
in peripheral motor ... , which causes flaccidity ... the thigh on the hip ... #Neurology #PhysicalExam ... #clinical #video
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Palsy • CN IV ... Skew Deviation Casey ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • CN VI palsy ... • Neurologic ... a mass as the cause ... IV - Eye cannot
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
Cord Injury by Nerve ... Spinal Root Sensory Motor ... C6 Dorsal Thumb Wrist ... NerveRoots #Levels #differential ... #diagnosis #Neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Symptoms: AMS, motor ... , limb ataxia, gait ... hearing loss, palsy ... of the abducens nerve
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Upper Motor Neuron ... Metabolic myopathies: Hypoglycemia ... parainfluenza, Coxsackie, HIV ... #Diagnosis #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
pupil with third nerve ... palsy - Tentorial ... • Lateralized motor ... #differential # ... diagnosis
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Diagnosis: • ... threat Cranial Nerves ... Casey Albin MD @ ... #PhysicalExam #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... conditions listed in differential ... activity between nerve ... neurons - IV free ... Lateral #Sclerosis #neurology