18 results
Characteristic eye movements found in Downbeat Nystagmus

Downbeat nystagmus (downward fast phase) is the most common of
movements found in Downbeat ... Nystagmus Downbeat ... also amplified by convergence ... Eye Center #Downbeat
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction ... @bobvarkey #Convergence
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
Decreased light convergence ... rays require less convergence ... rays require more convergence
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
dissociation - Convergence
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
tectal pupils) • Convergence
Primary Downbeat Nystagmus on Ocular Examination

Primary downbeat nystagmus, most evident on looking down and out .
Primary Downbeat ... Examination Primary downbeat ... @bobvarkey #Downbeat
Downbeat nystagmus induced by carbamazepine

Gary Álvarez.•. @garinho29

#nystagmus #Downbeat #vertical #carbamazepine #Eye #ocular #PhysicalExam #Clinical #Video
Downbeat nystagmus ... #nystagmus #Downbeat
Convergence retraction nystagmus on physical exam secondary to dorsal midbrain lesion

#convergence #retraction #nystagmus #ocular #physicalexam #neurology
Convergence retraction ... midbrain lesion #convergence
Convergence Insufficiency on Ocular Examination

Via Dr. Sebastian Vega @dr.svega

#Convergence #Insufficiency #Ocular #PhysicalExam #clinical #video #neurology #ophthalmology
Convergence Insufficiency ... @dr.svega #Convergence
Convergence-Retraction Nystagmus on Physical Exam

Convergence-retraction nystagmus: irregular, jerky nystagmus, associated with convergence and retraction of both
Convergence-Retraction ... Physical Exam Convergence-retraction ... associated with convergence ... on the midbrain convergence ... @bobvarkey #Convergence