19 results
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... → "setting sun sign ... " - Vascular disease ... #diagnosis #pineal ... #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Uncommon): - Vascular ... hemorrhage - Non-vascular ... #differential #diagnosis ... #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... retraction (Collier's sign ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... mimics complete • Central ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Bone Fracture Central ... symptoms/signs, ... Glomus Tumors - Vascular ... Dizziness #Vertigo #Neurology
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal cord syndromes ... (ISCS) • Central ... cervical cord • Central ... positive Romberg sign ... #diagnosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... lesions of the central ... Lack of UMN/LMN signs ... aminotransferases • Serology ... #neurology
Hypothyroidism – symptoms and signs.

Symptoms: 
Tiredness/malaise, 
Weight gain,
Anorexia,
Cold intolerance, 
Poor memory,
Change in appearance, 
Depression, 
Poor libido,
: Mental slowness ... Carpal timel syndrome ... Myotonia, Muscular ... #Symptoms #Diagnosis ... #PhysicalExam #
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Guillain Barre Syndrome ... sensory symptoms or signs ... sensory level • Central ... nervous system signs ... #neurology #neuropathy
Neuroleptic Malignant Syndrome - Diagnosis
Neuroleptic Malignant Syndrome is an idiosyncratic reaction to antipsychotic medications classically characterized
- Diagnosis Neuroleptic ... Malignant Syndrome ... tetrad: altered mental ... status: catatonic signs ... #Diagnosis #neurology