63 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
Diagnosis: Congenital ... Cooper Neurology ... #PhysicalExam #ocular ... clinical #video #neurology ... #ophthalmology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... unidirectonal nystagmus ... bidirectional nystagmus ... • Transient Ischemic ... #Differential #Diagnosis
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... blindness, linked to macular ... glaucoma and retinal ischemia ... #Differential #Diagnosis ... #Ophthalmology
Vertical Nystagmus on Slit Lamp Ocular Examination

Often an indicator of a central lesion. This patient was
Vertical Nystagmus ... on Slit Lamp Ocular ... found to have an ischemic ... By Ophthalmology ... #neurology #SlitLamp
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
One-and-a-half Syndrome ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... Disease, PRES Pathophysiology ... autoantibodies that will cause ... ischemia and/or ... Erythematosus #SLE #CNS #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central Causes ... Vertigo Peripheral Causes ... Stroke / transient ischemic ... #differential #diagnosis ... #neurology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
re-vascularize the ischemic ... causes upregulation ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications ... #pathophysiology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... , Orbital apex syndrome ... Ophthalmoplegic migraine, Ischemic ... #differential #diagnosis ... #ophthalmology