26 results
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
- Differential Diagnosis ... Algorithm Cerebral ... Consciousness • Cranial Nerve ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial Weakness ... Algorithm Forehead ... (2% of facial nerve ... - Unilateral: Bell's ... #neurology #sparing
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
Nerve • Ptosis ... comparison to Horner's syndrome ... Extraocular Muscle Weakness ... #Cranial #neurology ... #diagnosis
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
without Sensory ... - Differential Diagnosis ... Lambert-Eaton Myasthenic Syndrome ... #Neurology #Differential ... #Diagnosis #Algorithm
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal cord syndromes ... (anterior horn cells ... sign, variable weakness ... Incomplete #spinalcord #syndromes ... #diagnosis #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Demyelinating Disease (MS ... Tumor • Motor Nerves ... #differential #diagnosis ... #neurology
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Progression of weakness ... involvement, Mild sensory ... signs, Cranial nerve ... in CSF • Sharp sensory ... #neurology #neuropathy
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
- Differential Diagnosis ... Redistribution/ Shift ... into cells ... ), Hungry bone syndrome ... #nephrology #phosphate
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... pulmonary etc) • CNS ... signs - Lack of sensory ... #Differential #Diagnosis ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... damage to peroneal nerve ... claudication and weakness ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory