6042 results
Upper Versus Lower Motor Neuron Findings

Denervation near the target muscle fibers (lower motor neuron disease) results
near the target muscle ... stimulation leads to muscle ... activity produces fasciculation ... Versus #Findings #Diagnosis
Jaw Clonus on Physical Exam

A 24-year-old man presented with progressive dysphagia, dysarthria, and weakness in his
jaw clonus and muscle ... fasciculations, ... consistent with a diagnosis
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
posturing • Fasciculations ... can happen) • Muscle ... reflexes (at those muscles ... Radiculopathy #MSK #diagnosis
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
- Differential Diagnosis ... Neuropathy - Atrophy, Fasciculations ... Myopathy - Proximal muscle ... #Differential #Diagnosis
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
- Differential Diagnosis ... Neuropathy - Atrophy, Fasciculations ... Myopathy - Proximal muscle ... #Differential #Diagnosis
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
and respiratory muscles ... , muscle atrophy ... (atrophy), Muscle ... twitching (fasciculations ... BULBAR: Tongue fasciculations
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
pathology and muscle ... the differential diagnosis ... LMN lesion, the muscle ... neurotransmitter cause fasciculations ... the atrophy of muscles
Clinical Feature of Hypomagnesemia and Magnesium Deficiency
 • Electrolyte Disturbance: Hypokalemia, Hypocalcemia
 • Neuromuscular and central
, Convulsions, Muscle ... cramps, Muscle ... weakness, fasciculations ... Hypomagnesemia #diagnosis
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Hyperreflexia - Muscle ... equina- decreased muscle ... twitching (fasciculations ... spinalcord #disorders #diagnosis
Muscle Fasciculations on Physical Exam

81 year old patient. History of swallowing disorders, weight loss and muscle
Muscle Fasciculations ... weight loss and muscle ... of the eyelid muscles ... with atrophy or muscle ... #Muscle #Fasciculations