32 results
Bilateral Acute Vision Loss - Differential Diagnosis Algorithm

Complete/ Partial Homonymous Hemianopia
 • Infarct
 • Intracranial Hemorrhage
Hemorrhage • Tumor ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... Second most common cause ... disease (Most common cause ... ) #Clinical #Ophthalmology
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... Pituitary/metastatic tumor ... Diagnosis #Anatomy #Causes ... #Ophthalmology
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... hyperglycemic crises ... (dry MM, skin turgor
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
• Optic Nerve Tumor ... Syndrome): • Tumor ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... URGENT: Brainstem tumor ... differential #diagnosis #ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
allele of RB1 tumor ... allele of RB1 tumor ... Retinoblastoma #pathophysiology ... #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
a mass as the cause ... Inflammation • Orbital Tumor ... • Aneurysm • Tumor ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis vs Tumor ... Leukostasis: • Pathophysiology ... high WBC count cause ... Lysis Syndrome: • Pathophysiology ... : Lysis of tumor
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
• Pituitary turnors ... For pituitary masses ... the pituitary tumor ... Headaches • Nausea ... mnemonic #GLFTAP #pathophysiology