33 results
Seesaw Nystagmus on Physical Exam

Ocular examination revealed rhythmic, torsional, and vertical movement in which the eye
Physical Exam Ocular ... rhythmic, torsional, and ... up as the other eye ... Clinical #Video #Ophthalmology ... #NEJM
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
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Ocular Manifestations ... • Loss of the eye ... #Xeropthalmia #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Ocular Rosacea - Slit-lamp examination revealed telangiectasia with hyperemia of the eyelid margins, conjunctival hyperemia, and
Ocular Rosacea - ... Panel A, arrow) and ... B) #Clinical #Ophthalmology ... #SlitLamp #Ocular ... Pseudopterygium #NEJM
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Transmission -> Eye-seeking ... from nasal or ocular ... Lubrication • Dry eye ... Trachoma #Chlamydia #pathophysiology ... #ophthalmology
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
: Pathogenesis and ... Ocular Manifestations ... Microfilariae enter the eye ... RiverBlindness #pathophysiology ... #ophthalmology
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
Note: Eye exam ... normal: - extra-ocular ... Periorbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
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
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
: Pathogenesis and ... detachment • Red Eye ... Retinoblastoma #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
many conditions and ... Episcleritis Ocular ... Unilateral or bilateral symptoms ... #ocular #differential ... #diagnosis #ophthalmology