10 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... Xerophthalmia - abnormal ... #Xeropthalmia #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • CN VI palsy ... ptosis with CN Ill palsy ... • Neurologic symptoms ... #Causes #Ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
- Impinges on ocular ... Impaired extra-ocular ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
: - extra-ocular ... acuity If any are abnormal ... Periorbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
Revealing CNVI Palsy ... (Normal) 3. ... (Abnormal) This ... video #neurology #ophthalmology ... #ocular #physicalexam
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... • Third nerve palsy ... effect of some abnormal ... contralateral eye ... Differential #Diagnosis #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
present with a red eye ... Occurs in small eyes ... -> crowding of ocular ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
• Spots in the eyes ... Retinal Detachment: Symptoms ... of a headache, normal ... Differential #Diagnosis #Ocular ... #ophthalmology
Myopia: Pathogenesis and clinical findings

 • Axial length of eye -> Long axial length of the
Axial length of eye ... are focused • Abnormal ... of one or more ocular ... vision #Myopia #pathophysiology ... #ophthalmology
Chemical Eye Injury: Pathogenesis and clinical findings
Exogenous chemical to the eye and/or adnexa
 • Ammonia, sodium
Chemical Eye Injury ... pH returns to normal ... > breakdown of normal ... #Ocular #opthalmology ... #pathophysiology