23 results
Seesaw Nystagmus on Physical Exam

Ocular examination revealed rhythmic, torsional, and vertical movement in which the eye
Physical Exam Ocular ... movement in which the eye ... up as the other eye ... Ophthalmology #NEJM
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
all coats of the eye ... interior of the eye ... - Impinges on ocular ... Impaired extra-ocular ... Orbital #Cellulitis #pathophysiology
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
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... • Loss of the eye ... non-functional eye ... #Xeropthalmia #pathophysiology
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
Pathogenesis and Ocular ... Microfilariae enter the eye ... RiverBlindness #pathophysiology
Ocular Rosacea - Slit-lamp examination revealed telangiectasia with hyperemia of the eyelid margins, conjunctival hyperemia, and
Ocular Rosacea - ... cornea in both eyes ... infiltrate in the right eye ... Ophthalmology #SlitLamp #Ocular ... Pseudopterygium #NEJM
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 ... If the eye cannot ... Periorbital #Cellulitis #pathophysiology
Retinal Vasculitis in Takayasu’s Arteritis- ...Ophthalmologic examination revealed severe impairment, with perception of only light in
light in the right eye ... motion in the left eye ... perfusion of the eye ... #NEJM #clinical ... #radiology #fluorescein
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
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... Test downward eye ... • Vestibulo-ocular ... coma Abnormal Eye ... lesion • Roving eye