8 results
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... weakness in the ... Increased Jaw Jerk reflex ... : Weakness, loss ... #Sclerosis #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Diagnosis Algorithm ... Forehead involved = Peripheral ... lesion - Bilateral ... #Algorithm #Causes ... #neurology #sparing
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
Motor Neuron (UMN ... the differential diagnosis ... muscle atrophy, weakness ... positive Babinski reflex ... the spinal cord, peripheral
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
In this video, you ... , indicating a peripheral ... He also had some ... fasiculations = LMN ... #CN12 #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Commonly caused ... claudication and weakness ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Non-compressive Spinal Cord Causes ... dysfunction • Abnormal reflexes ... : Areflexia UMN ... #neurology #differential ... #algorithm
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... cross-reacts with peripheral ... or the axon of peripheral ... depressed deep tendon reflexes ... #management #neurology
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
malignant, pediatric cases ... dyspnea, generalized weakness ... hypotension (may reflect ... certain drugs (such as ... vasodilatory effect of peripheral