22 results
Non-Traumatic Monocular Vision Loss - Open and Closed Angle Glaucoma Anatomy and Presentation
#Diagnosis #Pathophysiology #Ophthalmology #Open
Presentation #Diagnosis #Pathophysiology ... #Ophthalmology ... Angle #Glaucoma #Comparison ... #Table
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye - Differential ... Orbital Cellulitis Ocular ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... Algorithm #Causes #Ophthalmology
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... eyes Cornea: • Corneal ... Keratitis (i.e. corneal ... #Diagnosis #table ... #causes #ophthalmology
Selected Differential Diagnosis of Eye Pain: Key Features and Management Options

Conjunctiva

 - Bacterial conjunctivitis

 - Viral
Selected Differential ... keratitis - Corneal ... #Diagnosis #Ophthalmology ... #Eye #Ocular #Pain ... #Differential
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
Pathogenesis and Ocular ... stromal keratitis -> Corneal ... RiverBlindness #pathophysiology ... #ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... production -> Corneal ... blindness) • Corneal ... #Xeropthalmia #pathophysiology ... #ophthalmology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Nodular LCH: - Sarcoidosis ... Cystic #Cysts #Differential ... #Comparison #Table
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
- Impinges on ocular ... Impaired extra-ocular ... Exposes cornea -> Corneal ... Orbital #Cellulitis #pathophysiology ... #ophthalmology
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
from nasal or ocular ... fibrosis => • Corneal ... Trachoma #Chlamydia #pathophysiology ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Cataracts - Macula: Macular ... Painful: Keratitis, Corneal ... #Vision #Loss #Differential ... Diagnosis #causes #ophthalmology