55 results
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Occlusion #CRVO #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... blindness) • Corneal ... #Xeropthalmia #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Exposes cornea -> Corneal ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
stromal keratitis -> Corneal ... RiverBlindness #pathophysiology ... #ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs / Symptoms ... Retinoblastoma #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
lights are a key symptom ... blindness Signs / Symptoms ... obstruction • Corneal ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Bilateral, asymmetric corneal ... Keratoconus Signs / Symptoms ... Rizutti's Sign • Corneal ... #Keratoconus #pathophysiology ... #ophthalmology
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
fibrosis => • Corneal ... Trachoma #Chlamydia #pathophysiology ... #ophthalmology
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
low vision or symptoms ... PhysicalExam #clinical #video ... #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• Neurologic symptoms ... Functional • Corneal ... Algorithm #Causes #Ophthalmology