12 results
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 ... Spinal Root Sensory ... #differential #diagnosis ... #Neurology #Spine
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Sensory loss below ... bladder and rectal reflex ... #Syndromes #diagnosis ... pathophysiology #signs ... #orthopedics #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
and LMN signs in ... and LMN signs to ... and LMN signs on ... Lateral #Sclerosis #neurology ... #diagnosis #management
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... /LMN signs - Lack ... of sensory changes ... aminotransferases • Serology ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... • Symptoms and signs ... dysfunction • Abnormal reflexes ... : Areflexia UMN ... #neurology #differential
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
threat Cranial Nerves ... brainstem Motor/Sensory ... • Examine for signs ... caseyalbin #PhysicalExam ... #neurology #comatose
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
It is a clear sign ... the pupillary reflex ... very sensitive diagnostic ... afferent pathway injury ... Pupillary #Defect #Neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Unilateral Facial Nerve ... ophthalmoplegia), systemic signs ... presentation • Lyme Serology ... prevent corneal injury ... #Neurology