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

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... production -> Corneal ... conjunctiva and cornea ... blindness) • Corneal ... dryness of the cornea
Algorithm for the Evaluation of the Red and Painful Eye
1. External
2. Lids and Lashes
3. Conjunctiva and
Red and Painful Eye ... Cornea 5. ... twitter.com/thame #RedEye ... #Differential #Anatomy ... #Ophthalmology
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Orbital Cellulitis Ocular ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... #Atraumatic #RedEye
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Proptosis -> Exposes cornea ... -> Corneal drying ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... Blepharitis Cornea ... Unilateral or bilateral symptoms ... • Corneal ulcer ... #diagnosis #ophthalmology
Red Eye "Red Flags" - Findings which warrant emergent or urgent ophthalmological consultation:
 • Decreased visual
Red Eye "Red Flags ... or hypopyon • Corneal ... opacity • Corneal ... after 3-4 days • Foreign ... #diagnosis #checklist
Fusarium Eye Infections - Keratitis and Endophthalmitis
Fungal Keratitis is an infection of the cornea that is
infection of the cornea ... will result in corneal ... Endophthalmitis #ocular ... #ophthalmology ... #diagnosis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... • Neurologic ... symptoms suggest ... Functional • Corneal ... Algorithm #Causes #Ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
present with a red eye ... anterior chambers Anatomic ... -> crowding of ocular ... obstruction • Corneal ... pathophysiology #ophthalmology