14 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Lens Dislocation, Retinal ... Detachment, Central Retinal ... Occlusion, Central Retinal ... Optic Neuropathy, Retinal
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Retina 11. ... nerve swelling Retina ... vision → visual loss ... differential #diagnosis #ophthalmology ... #causes
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... in the central retinal ... of vision loss ... due to retinal ... #Retinal #Vein
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... axoplasm into retina ... hypertension, diabetes ... CottonWool #Spots #fundoscopy ... #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Chronic Vision Loss ... Cornea: • Keratoconus ... Degeneration (Wet, Dry) Retina ... Macular Edema: • Diabetic ... #Causes #Ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Accommodation, RAPD ... Cornea D. ... Fundoscopy A. ... Retina B. ... EyeExamination #Approach #Ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
: • Corneal abrasion ... : • Retinal detachment ... or hemorrhage, Retinal ... differential #diagnosis #causes ... #ophthalmology
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Differential Diagnosis Algorithm ... • Congenital Corneal ... Hemangioma • Retinal ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Common Causes: ... Optic neuritis • Retinal ... detachment • Central retinal ... occlusion • Central retinal ... differential #diagnosis #ophthalmology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... gastrointestinal K loss ... • Renal K loss ... Ureterosigmoidostomy, Diabetic ... renovascular HT, Renin-secreting