9 results
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Artery Occlusion ... painless, complete loss ... • Cherry red ... Diagnosis #Clinical #Fundoscopy
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Vein Occlusion ( ... Second most common cause ... of vision loss ... Ophthalmology #Fundoscopy ... #Vein #Occlusion
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
edema • Lens dislocation ... - Retinal vein occlusions ... vision → visual loss ... (Retinal vein occlusions ... Blurry Vision Red
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Painless: Lens Dislocation ... Artery Occlusion ... Vein Occlusion, ... Differential #Diagnosis #causes
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
: • Retinal detachment ... or hemorrhage, Retinal ... artery or vein occlusion ... , Lens dislocation ... differential #diagnosis #causes
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
the eye can be caused ... Common Causes: ... artery occlusion ... • Central retinal ... vein occlusion
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
shifts the oxygen dissociation ... and makes oxygen less ... Phosphate is a cause ... , condition of renal ... the hemoglobin dissociation
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
Manifestations: Renal ... protein-albumin" dissociation ... hypoadrenalism • Nausea ... unintentional weight loss ... mucosa) • Congo red
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulmonary and renal ... reactions, and vaso-occlusive ... Anorexia • Weight loss ... malaise, weight loss ... tract, and often causes