10 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... damage to peroneal nerve ... fibular neck such as ... Myotomes #diagnosis #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... lumbar spine Signs ... damage to sacral nerves ... • As soon as ... #MSK #pathophysiology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... complete paralysis of all ... 30%) • Facial Nerve ... • Pain: Due to nerve ... management #treatment #neurology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
inflammation of all ... eye including intraocular ... - Impinges on nerves ... Orbital #Cellulitis #pathophysiology ... ophthalmology #diagnosis #signs
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Generalized fatigue - ALS ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... diagnosis #management #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... of UMN and LMN signs ... EMG: LMN Signs in ... activity between nerve ... Lateral #Sclerosis #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... with peripheral nerve ... the underlying pathophysiology ... Guillain #Barre #Syndrome ... diagnosis #management #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... threat Cranial Nerves ... horizontal movements; also ... • Examine for signs ... #PhysicalExam #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... affects the skin, neurologic ... muscle weakness • Nerves ... cognitive impairment, neurologic ... vasculitis • Cogan syndrome
Bulimia Nervosa: Complications
GASTROINTESTINAL
 • Dehydration & inability to digest food -> Constipation
 • Recurrent vomiting exposes
ulcers • Vagus nerve ... • Boerhaave syndrome ... This can also lead ... Complications #pathophysiology ... #diagnosis #signs