15 results
Seesaw nystagmus 
-> eye move in an opposed vertical fashion (one goes up while the other
Seesaw nystagmus ... Seesaw nystagmus ... brainstem stroke, head trauma ... #ophthalmology ... #ocular #PhysicalExam
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Transmission -> Eye-seeking ... trauma • Decreased ... Lubrication • Dry eye ... Trachoma #Chlamydia #pathophysiology ... #ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
• Loss of the eye ... non-functional eye ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
These abnormal eye ... Diagnosis: Congenital ... achromatopsia, & formal ophthalmology ... #PhysicalExam # ... video #neurology #ophthalmology
Seesaw Nystagmus 

Sawtooth or seesaw nystagmus is an unusual but characteristic type of nystagmus. Typically there
elevation in one eye ... depression in the other eye ... causes, such as trauma ... #sawtooth #physicalexam ... clinical #video #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Proptosis -> Exposes cornea ... -> Corneal drying ... Orbital #Cellulitis #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 ... #causes #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... • Examine both eyes ... Migraine is a diagnosis ... Functional • Corneal ... Algorithm #Causes #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Diagnosis Framework ... cellulitis • Globe trauma ... • Trauma? ... #differential #diagnosis ... #ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... - Differential Diagnosis ... Surface Injury: • Corneal ... alkali) Blunt Trauma ... Algorithm #Causes #Ophthalmology