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

Dr. Sebastian Vega @oftalmopo

#Bilateral #Lens #Dislocation
Bilateral Lens Dislocation ... in Marfan syndrome ... @oftalmopo #Bilateral ... #Ocular #PhysicalExam ... clinical #video #ophthalmology
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
• Neoplasm Bilateral ... • DVT: Bilateral ... #Bilateral #Lower ... #Extremity #PhysicalExam ... #Pathophysiology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
allele of RB1 tumor ... allele of RB1 tumor ... of the cell -> Bilateral ... Retinoblastoma #pathophysiology ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
from pituitary tumor ... ) Acute: - Unilateral ... Stroke/lnfarct - Bilateral ... exposure) - Bilateral ... Diagnosis #causes #ophthalmology
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Posner-Schlossman Syndrome ... Behcet's, SLE, TINU syndrome ... /bilateral up to ... HIA B27-related syndrome ... Diagnosis #Causes #ophthalmology
Bilateral Acute Vision Loss - Differential Diagnosis Algorithm

Complete/ Partial Homonymous Hemianopia
 • Infarct
 • Intracranial Hemorrhage
Bilateral Acute ... Hemorrhage • Tumor ... Hypoperfusion #Bilateral ... Algorithm #Causes #Ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis • Bilateral ... response, Serotonin syndrome ... Miosis: Horner's syndrome ... , uveitis) • Bilateral ... differential #diagnosis #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dissociaton; • Usually unilateral ... Holmes-Adie Syndrome ... trauma/orbital tumor ... #Adies #Pupil #PhysicalExam ... #neurology #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