10 results
Upper Versus Lower Motor Neuron Findings

Denervation near the target muscle fibers (lower motor neuron disease) results
near the target muscle ... lower motor neuron disease ... activity produces fasciculation ... #MotorNeuron #Comparison ... Diagnosis #Table #Neurology
Pectoralis Muscle Fasciculations in ALS

A sign of lower motor neuron disease.

#Pectoralis #Muscle #Fasciculations #ALS #clincal #video
Pectoralis Muscle ... Fasciculations ... in ALS A sign ... lower motor neuron disease ... clincal #video #neurology
Pectoralis Muscle Fasciculations in ALS

A sign of lower motor neuron disease.

#Pectoralis #Muscle #Fasciculations #ALS #clincal #video
Pectoralis Muscle ... Fasciculations ... in ALS A sign ... lower motor neuron disease ... clincal #video #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Cardio-pulmonary disease ... Deconditioning • Arthritis ... Neuropathy - Atrophy, Fasciculations ... Myopathy - Proximal muscle ... Peripheral #Weakness #Neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... Presentation: - Disease ... course of the disease ... twitching (fasciculations ... Lateral #Sclerosis #neurology
Tongue Fasciculations in Kennedy's Disease

A man in his 40’s with progressive nasal twang, dysphagia and weakness
Tongue Fasciculations ... pectoral crease (sign ... characterized by muscle ... bobvarkey #Tongue #Fasciculations ... #physicalexam #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
• Symptoms and signs ... Hyperreflexia - Muscle ... Sarcoidosis, Behcet disease ... twitching (fasciculations ... disorders #diagnosis #neurology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
fever, chills, muscle ... by culture or serology ... Aspergillosis Pathophysiology ... Diagnosis: • Serology ... Meningitis, septic arthritis
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
headache is the disease ... N Neurological signs ... confusion, focal signs ... Primary #Secondary #Comparison ... #Neurology #Diagnosis
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
- Meniere’s disease ... positive Romberg sign ... Focal weakness, muscle ... - Rheumatoid arthritis ... Evaluation #Geriatrics #Neurology