9 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Diagnosis Lids: ... Cornea: • Corneal ... Keratitis (i.e. corneal ... Uveitis (a.k.a. ... table #causes #ophthalmology
Selected Differential Diagnosis of Eye Pain: Key Features and Management Options

Conjunctiva

 - Bacterial conjunctivitis

 - Viral
- Scleritis Cornea ... keratitis - Corneal ... uveitis Other ... #Ophthalmology ... #Eye #Ocular #Pain
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Orbital Cellulitis Ocular ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... Scleritis • Uveitis
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
periorbital tissue (anterior ... Proptosis -> Exposes cornea ... -> Corneal drying ... pathophysiology #ophthalmology ... #diagnosis #signs
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Chronic: - Cornea ... Painful: Keratitis, Corneal ... Abrasion, Anterior ... Uveitis, Hyphema ... #causes #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Diagnosis Framework ... Conjunctivitis, corneal ... Blepharitis Cornea ... • Corneal ulcer ... #diagnosis #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. ... Anterior Chamber ... Trauma Cornea ... Keratitis • Corneal ... #ophthalmology
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
Pathogenesis and Ocular ... Microfilariae enter the eye ... stromal keratitis -> Corneal ... Chorioretinitis • Anterior ... uveitis => Blindness
Normal eye - Anterior chamber (a): Located between hyperechoic cornea anteriorly and iris posteriorly Lens (L):
Normal eye - Anterior ... between hyperechoic cornea ... Clinical #EM #Ophth #POCUS ... #Ocular #Normal ... #ALiEM