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Temporary amaurosis with persistent visual field defect following acute blood loss
1Department of Ophthalmology, College of Medicine, Chung-Ang University, Seoul, Korea.
Korean Journal of Ophthalmology : KJO
|June 1, 1995
Summary
Massive blood loss after surgery can cause permanent vision loss. A young man experienced persistent visual field defects following a nephrectomy due to hemorrhage, suggesting occipital lobe injury.
Area of Science:
- Ophthalmology
- Neurology
- Surgical Complications
Background:
- Acute blood loss can lead to visual disturbances.
- Nephrectomy procedures carry risks of vascular injury and hemorrhage.
Observation:
- A 30-year-old male developed bilateral visual field defects post-nephrectomy.
- Significant decrease in visual acuity and peripheral constriction were noted.
- Inferior altitudinal field defect observed in both eyes.
Findings:
- Postoperative visual acuity eventually recovered to baseline levels.
- Visual field defects, however, remained permanent.
- The persistent visual impairment suggests occipital lobe damage, sparing the macula.
Implications:
- Hemorrhage-induced visual field defects can be permanent.
- Occipital lobe injury is a potential cause of such defects.
- Careful monitoring of visual function after major hemorrhage is crucial.
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