22 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Narrowing of spinal canal ... Myotomes #diagnosis #neurology ... #sensory #motor ... #leg #physicalexam
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
of Hemiplegia - Differential ... (Contralateral motor ... contralateral extremity ... #Hemiplegia #Neurology ... #Differential #
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
With and Without Sensory ... Changes - Differential ... Objective Weakness • Motor ... Neuron and Motor ... #Neurology #Differential
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Weakness with Sensory ... Changes - Differential ... Compression: • Carpal ... Peripheral #Weakness #Sensory ... #Neurology #Differential
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... #sensory #motor ... #arm #physicalexam
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Complete loss of motor ... hyperextension -> Upper extremity ... Sensory loss below ... Primarily Upper Extremity ... #orthopedics #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Weakness without Sensory ... Changes - Differential ... Neuron and Motor ... Peripheral #Weakness #Neurology ... #Differential #
Causes of Aphasia - Differential Diagnosis Algorithm
Fluent - Grammatically correct, but nonsensical, tangential. Phonemic & semantic
Causes of Aphasia - Differential ... Transcortical Sensory ... Transcortical Motor ... Aphasia #Aphasia #Neurology ... #Differential #
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
and intrinsic motor ... it is not all carpal ... • Carpal tunnel ... exam to carpal ... Anatomy #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Symptoms: • Upper extremity ... , lower extremity ... disorders #diagnosis #neurology ... #differential