11 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 ... vein occlusion - Retinal ... 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 ... vision loss due to retinal ... #Fundoscopy #Central ... #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
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
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Differential Diagnosis Algorithm ... • Congenital Corneal ... Hemangioma • Retinal ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Differential Diagnosis Algorithm ... Cornea: • Keratoconus ... Degeneration (Wet, Dry) Retina ... Macular Edema: • Diabetic ... #Causes #Ophthalmology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... Ureterosigmoidostomy, Diabetic ... renovascular HT, Renin-secreting ... differential #diagnosis #algorithm ... #potassium
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Differential Diagnosis Algorithm ... Surface Injury: • Corneal ... hemorrhage • Cornea ... hemorrhage • Retina ... #Causes #Ophthalmology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Ketoacidosis: Diabetic ... Potassium-sparing ... Expansion acidosis (rapid ... Cation exchange resins