1323 results
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Sensory Changes - Differential ... Neuropathy - Atrophy, Fasciculations ... Myopathy - Proximal muscle ... Diagnosis #Algorithm #Causes
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes - Differential ... Neuropathy - Atrophy, Fasciculations ... Myopathy - Proximal muscle ... Diagnosis #Algorithm #Causes
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
form part of the differential ... neurotransmitter cause ... fasciculations. ... & LMN lesions cause ... This lesion causes
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... twitching (fasciculations ... BULBAR: Tongue fasciculations ... Escorial criteria uses ... conditions listed in differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Hyperreflexia - Muscle ... Non-compressive Spinal Cord Causes ... twitching (fasciculations ... diagnosis #neurology #differential
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
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
Causes of mitral ... one papillary muscle ... fused papillary muscles ... of a papillary muscle ... #diagnosis #differential
Causes of Rhabdomyolysis - Differential Diagnosis
 • Drugs & Toxins (Statins, alcohol, cocaine)
 • Direct Muscle
Causes of Rhabdomyolysis ... - Differential ... exercise) • Muscle ... Rhabdomyolysis #Differential ... #Diagnosis #Causes
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Critical and Emergent Causes ... junction - Muscle ... Peripheral nerve - Muscle ... Neuromuscular #Weakness #Differential ... #Neurology #Causes
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