10 results
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. ... Retina 11. ... Trauma Cornea ... Keratitis • Corneal ... edema • Lens dislocation
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Chronic: - Cornea ... degeneration - Retina ... Painful: Keratitis, Corneal ... , Retinal Detachment ... , Central Retinal
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... Optic neuritis • Retinal ... occlusion • Central retinal ... Blepharitis Cornea ... • Corneal ulcer
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... Surface Injury: • Corneal ... hemorrhage • Cornea ... Lens: Cataract, dislocation ... hemorrhage • Retina
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Vision Loss: • Corneal ... caustic exposure to eye ... Vision Loss: • Retinal ... or hemorrhage, Retinal ... occlusion, Lens dislocation
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Approach to an Eye ... Ocular Movements ... Cornea D. ... Retina B. ... Blood Vessels #Ocular
Normal eye - Anterior chamber (a): Located between hyperechoic cornea anteriorly and iris posteriorly Lens (L):
Normal eye - Anterior ... between hyperechoic cornea ... globe and the retina ... #Ophth #POCUS #Ocular ... #Normal #ALiEM
Astigmatism: Pathogenesis and clinical findings
Astigmatism - deviation from spherical curvature of the lens or eye

Refracting power
Refracting power of the cornea ... rule astigmatism: cornea ... rule astigmatism: cornea ... passing through the cornea ... of focus on the retina
Intraocular Infection with a Trematode - Slit-lamp examination of the right eye revealed corneal edema, blood
examination of the right eye ... revealed corneal ... with zones of retinal ... chamber of the eye ... FlukeInfection #SlitLamp
Myopia: Pathogenesis and clinical findings

 • Axial length of eye -> Long axial length of the
Axial length of eye ... (ex. cornea, lens ... of one or more ocular ... in front of the retina ... in front of the retina