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

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction Nystagmus ... nerve palsy Caused ... #ocular #physicalexam ... clinical #video #neurology ... #ophthalmology
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
Congenital Nystagmus ... Diagnosis: Congenital ... achromatopsia, & formal ophthalmology ... #PhysicalExam # ... #ophthalmology
Seesaw Nystagmus 

Sawtooth or seesaw nystagmus is an unusual but characteristic type of nystagmus. Typically there
Seesaw Nystagmus ... concept suggests an injury ... We have varied causes ... #sawtooth #physicalexam ... clinical #video #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Disorders • CN Ill ... Fasciculus (MLF) Iniury ... Skew Deviation Casey ... #Localization #ophthalmology ... #diagnosis #ocular
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... with vascular causes ... • Nystagmus: ... #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... with a central cause ... with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
This 28 year old ... the hospital, diagnosed ... Half #Syndrome #PhysicalExam ... clinical #video #ophthalmology ... #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... • Intensity: Mild ... with vascular causes ... circulation TIA • Nystagmus ... Central #Vertigo #diagnosis
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... Maneuver This is a case ... clinical #video #physicalexam ... #ophthalmology ... #neurology