21 results
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
of the cell -> Bilateral ... detachment • Red Eye ... Retinoblastoma #pathophysiology ... #ophthalmology ... #symptoms
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Compression/injury of Lateral ... on palpation of lateral ... MeralgiaParesthetica #MSK #pathophysiology ... #differential # ... diagnosis #signs
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
Curtain Sign in ... Because of bilateral ... more affected eye ... clinical #video #neurology ... #ophthalmology
Enhanced Ptosis - Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when
Ptosis - Curtain Sign ... Because of bilateral ... more affected eye ... clinical #video #neurology ... #ophthalmology
Enhanced Ptosis - Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when
Ptosis - Curtain Sign ... Because of bilateral ... more affected eye ... clinical #video #neurology ... #ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
photophobia - Bilateral ... headache: - Bilateral ... - Autonomic symptoms ... Disorder of the eyes ... #Neurology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Contact lens use • Eye ... radiation -> Bilateral ... / Symptoms / Complications ... #Keratoconus #pathophysiology ... #ophthalmology
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
Floaters - Differential ... Retinal Detachment: Symptoms ... colored lights, bilateral ... hypotension - bilateral ... Diagnosis #Ocular #ophthalmology
Intermittent Bilateral Exophthalmos (Alternating Exophthalmos and Enophthalmos) on Physical Exam

Observing this patient in silence for a
Intermittent Bilateral ... this patient- bilateral ... symptoms which ... Differentials for ... #Alternating #Bilateral
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Amyotrophic Lateral ... pathologic finding of lateral ... sclerosis Pathophysiology ... (3) primary lateral ... #Amyotrophic #Lateral