27 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... • Loss of the eye ... non-functional eye ... pathophysiology #ophthalmology ... #diagnosis #signs
Iridodonesis

Physical examination revealed iridodonesis, or “dancing” of the iris, which was elicited by rapid movement of
movement, is a sign ... characteristic sign ... Iris #SlitLamp #PhysicalExam ... #Video #Ophthalmology ... #Signs #Ocular
Von Graefe's Sign - Graves' Eyelid Ophthalmopathy on Ocular Exam

Lagging of the upper eyelid on downward
Von Graefe's Sign ... rotation of the eye ... Graefes #VonGraefes #Sign ... Ophthalmopathy #Ocular #PhysicalExam ... #ophthalmology
Raccoon Eyes on Physical Exam 

Raccoon eyes is a sign of a skull base fracture.

#Raccoon #Eyes
Raccoon Eyes on ... is a sign of a ... PhysicalExam #clinical ... skull #fracture #trauma ... #sign
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Contact lens use • Eye ... > Keratoconus Signs ... Ring • Munson's sign ... • Rizutti's Sign ... pathophysiology #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
all coats of the eye ... Proptosis -> Exposes cornea ... -> Corneal drying ... pathophysiology #ophthalmology ... #diagnosis #signs
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... Vision Loss: • Corneal ... , Trauma Unilateral ... , Trauma Bilateral ... diagnosis #causes #ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... - Differential ... Surface Injury: • Corneal ... alkali) Blunt Trauma ... Algorithm #Causes #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Examine both eyes ... Functional • Corneal ... #DoubleVision #Differential ... Algorithm #Causes #Ophthalmology
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
Curtain Sign in ... more affected eye ... #Curtain #Sign # ... Myasthenia #Gravis #PhysicalExam ... video #neurology #ophthalmology