58 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... hemorrhage • Dry eyes ... Cornea: • Corneal ... Keratitis (i.e. corneal ... Diagnosis #table #causes
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... conjunctiva and cornea ... blindness) • Corneal ... dryness of the cornea ... #Xeropthalmia #pathophysiology
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Transmission -> Eye-seeking ... of the limbal cornea ... the peripheral cornea ... fibrosis => • Corneal ... Trachoma #Chlamydia #pathophysiology
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Differential Diagnosis Algorithm ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... #Causes #Ophthalmology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Cornea 5. ... Trauma Cornea ... Keratitis • Corneal ... Nucleus Visual Cortex ... ophthalmology #causes
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
all coats of the eye ... interior of the eye ... Proptosis -> Exposes cornea ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology
Algorithm for the Evaluation of the Red and Painful Eye
1. External
2. Lids and Lashes
3. Conjunctiva and
Algorithm for the ... Red and Painful Eye ... Cornea 5. ... RedEye #Painful #Algorithm
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
can be caused by ... Conjunctivitis, corneal ... Blepharitis Cornea ... Questions to Ask ... • Corneal ulcer
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... Differential Diagnosis Algorithm ... Surface Injury: • Corneal ... hemorrhage • Cornea ... #Causes #Ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Differential Diagnosis Algorithm ... Painful - Cornea ... Demyelination • MS ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology