13 results
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction ... Nystagmus with ... #retraction #nystagmus ... #ocular #physicalexam ... clinical #video #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... dissociation - Convergence ... retraction nystagmus ... gabifpucci #Parinauds #Syndrome ... diagnosis #pineal #neurology
Convergence retraction nystagmus on physical exam secondary to dorsal midbrain lesion

#convergence #retraction #nystagmus #ocular #physicalexam #neurology
Convergence retraction ... nystagmus on physical ... #retraction #nystagmus ... #ocular #physicalexam ... #neurology
Convergence-Retraction Nystagmus on Physical Exam

Convergence-retraction nystagmus: irregular, jerky nystagmus, associated with convergence and retraction of both
, jerky nystagmus ... of Parinaud's syndrome ... mesencephalic syndrome ... PhysicalExam #clinical #ocular ... #video #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... tectal pupils) • Convergence ... retraction nystagmus ... neudrawlogy #Parinauds #syndrome ... #neurology #diagnosis
Wernicke Encephalopathy - Acute B1 (Thiamine) Deficiency - Diagnosis and Management
Diagnosis - Caine Criteria (2 of
Encephalopathy - Acute B1 (Thiamine ... ophthalmoplegia and nystagmus ... - Intravenous thiamine ... development of Korsakoff syndrome ... Diagnosis #Management #neurology
Wernicke Encephalopathy - Triad

Encephalopathy 
 • Disorientation 
 • Indifference 
 • Inattentiveness 
Ocular motor dysfunction
Inattentiveness Ocular ... dysfunction • Nystagmus ... Encephalopathy #Syndrome ... Triad #Diagnosis #Neurology ... #Thiamine #Deficiency
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
SAME, Cushing Syndrome ... hyperaldosteronism • HTN Absent ... : Loop and thiazide ... , Gitelman syndrom ... potassium #low #nephrology
Characteristic eye movements found in Downbeat Nystagmus

Downbeat nystagmus (downward fast phase) is the most common of
Downbeat nystagmus ... Its jerk nystagmus ... also amplified by convergence ... Ophthalmology #Neurology ... Clinical #Video #Ocular
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... lens wearing • Ocular ... Congenital Ptosis - Absence ... #Ptosis #neurology ... ophthalmology #ocular