5 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
conjunctiva -> Goblet cell ... • Loss of the eye ... non-functional eye ... #Xeropthalmia #pathophysiology ... #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
inflammation of all ... Proptosis -> Exposes cornea ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... #ophthalmology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... the bilateral cortex ... light reflex • Corneal ... : • Bobbing: Rapid ... stimulation to all
Astigmatism: Pathogenesis and clinical findings
Astigmatism - deviation from spherical curvature of the lens or eye

Refracting power
of the lens or eye ... rule astigmatism: cornea ... different points of focus ... #astigmatism #pathophysiology ... #ophthalmology
Chemical Eye Injury: Pathogenesis and clinical findings
Exogenous chemical to the eye and/or adnexa
 • Ammonia, sodium
following initial management ... penetration beyond the cornea ... breakdown of normal cell ... #Ocular #opthalmology ... #pathophysiology