33 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Diagnosis Lids: ... Cornea: • Corneal ... Keratitis (i.e. corneal ... #table #causes ... #ophthalmology
Figure 1: Corneal ring infiltrate in a patient with #Acanthamoeba #keratitis.  Acanthamoeba keratitis is a
Figure 1: Corneal ... of the cornea that ... The infection may ... #clinical #photo ... #Ophthalmology
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Pathogenesis and clinical ... of the limbal cornea ... the peripheral cornea ... fibrosis => • Corneal ... pathophysiology #ophthalmology
Corneal Ulcer: Marked generalized inflammation related to bacterial infection in this 
immunocompromised host. The cornea itself
Corneal Ulcer: Marked ... related to bacterial infection ... The cornea itself ... #Ophthalmology ... #Photo #Corneal
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... #Algorithm #Causes ... #Ophthalmology
Keratoconjunctivitis: Inflammation of the conjunctiva and cornea secondary to Adenovirus infection.
Photo credit, Josh Fierer, M.D.

Charlie Goldberg,
conjunctiva and cornea ... to Adenovirus infection ... Photo credit, Josh ... Images #Clinical ... #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... Blepharitis Cornea ... Foreign body • Infectious ... • Corneal ulcer ... #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Pathogenesis and Clinical ... Proptosis -> Exposes cornea ... -> Corneal drying ... pathophysiology #ophthalmology ... #diagnosis #signs
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... Surface Injury: • Corneal ... hemorrhage • Cornea ... #Algorithm #Causes ... #Ophthalmology
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Amblyopia - Lazy Eye ... - Differential Diagnosis ... • Congenital Corneal ... #Algorithm #Causes ... #Ophthalmology