9 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... Cornea: • Corneal ... abrasion • Foreign ... #redeye #Differential ... table #causes #ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
mucins with reduced tear ... • Loss of the eye ... non-functional eye ... #Xeropthalmia #pathophysiology ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... lens overwear • Foreign ... Questions to Ask ... #ocular #differential ... #diagnosis #ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... - Differential ... Surface Injury: • Corneal ... hemorrhage • Retina: Tear ... Algorithm #Causes #Ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
(ex. cornea, lens ... distant vision • Near ... retina -> Blurry near ... #Hyperopia #pathophysiology ... #ophthalmology
Lid Wiper Epitheliopathy (LWE) - Lissamine Green Staining

A 78 YO Male presented for a second opinion
non-resolving foreign ... required to move tears ... surface of the eye ... #physicalexam #ophthalmology ... #SlitLamp
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... Test downward eye ... light reflex • Corneal ... If ok with ICU team
Myopia: Pathogenesis and clinical findings

 • Axial length of eye -> Long axial length of the
(ex. cornea, lens ... nearsightedness' • Near ... objects -> Retained near ... vision #Myopia #pathophysiology ... #ophthalmology
Chemical Eye Injury: Pathogenesis and clinical findings
Exogenous chemical to the eye and/or adnexa
 • Ammonia, sodium
Chemical Eye Injury ... penetration beyond the cornea ... Decreased Vision, Foreign ... #Ocular #opthalmology ... #pathophysiology