59 results
Bilateral Lens Dislocation in Marfan syndrome - Slit Lamp Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Bilateral #Lens #Dislocation
Dislocation in Marfan syndrome ... Dislocation #Marfan #syndrome ... #Ocular #PhysicalExam ... clinical #video #ophthalmology
Tumor lysis syndrome (TLS) - Pathophysiology:
→ Massive tumor cell lysis
→ Release of large amounts of K+,
Tumor lysis syndrome ... (TLS) - Pathophysiology ... : → Massive tumor ... #TumorLysis #syndrome ... #TLS #Pathophysiology
Pathophysiology of Tumor Lysis Syndrome (TLS)
Tumor Cell Lysis
-> Release of DNA
 • Purines -> Hypoxanthine /
Pathophysiology ... of Tumor Lysis Syndrome ... (TLS) Tumor Cell ... #TumorLysis #Syndrome ... #TLS #Pathophysiology
Simultagnosia on Physical Exam (Balint Syndrome)

The patient can recognize objects one at a time but cannot
Physical Exam (Balint Syndrome ... Simultagnosia #Balint #Syndrome ... #PhysicalExam # ... video #neurology #ophthalmology
Phacodonesis on Slit Lamp Ocular Examination

Phacodonesis in a patient with Pseudoexfoliation Syndrome

Dr. Sebastian Vega @oftalmopo

#Phacodonesis #Lens
Pseudoexfoliation Syndrome ... #Lens #Ocular #PhysicalExam ... clinical #video #ophthalmology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Lysis Syndrome ... Leukostasis: • Pathophysiology ... hyperviscosity syndrome ... Lysis Syndrome: ... • Pathophysiology
Opsoclonus Myoclonus Ataxia Syndrome (OMAS) on Physical Exam

Dancing eyes and dancing feet in an adult [Aka-
Myoclonus Ataxia Syndrome ... myoclonus ataxia syndrome ... Myoclonus #Ataxia #Syndrome ... #PhysicalExam # ... video #neurology #ophthalmology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
, Orbital apex syndrome ... URGENT: Brainstem tumor ... Miller-Fisher syndrome ... differential #diagnosis #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... trauma/orbital tumor ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
• Optic Nerve Tumor ... Midbrain (Parinaud's Syndrome ... ): • Tumor • ... Algorithm #Causes #Ophthalmology