9 results
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Diagnosis Algorithm ... Forehead Sparing = Central ... Forehead involved = Peripheral ... (2% of facial nerve ... #neurology #sparing
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... disc herniation (central ... Complications: • Weakness ... damage to sacral nerves ... #CaudaEquina #Syndrome
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
Facial weakness ... VII, the facial nerve ... #Nerve #Paralysis ... #Bells #Palsy #Neurology ... #Diagnosis *
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... lesions of the central ... Lesions Of The Peripheral ... signs - Lack of sensory ... dystrophies Work
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... and/or genital sensory ... lower extremity weakness ... decompression #CaudaEquina ... #causes #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Weakness: - Weakness ... bouts of HTN Diagnostic ... negative, MOG-IgG test ... brain and/or optic nerve ... #management #neurology
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 ... and sensitive tests ... #management #neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... glomeruli, and peripheral ... myalgia and muscle weakness ... vasculitis • Sensory ... retinopathy Lab Tests
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Weakness, cramping ... reabsorption) Workup ... Cortisol+ACTH stim test ... only if no clear cause ... Ca-gluconate or 1g CaCl- (central