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Retrolental Fibroplasia. II. Pathologic correlation.
Archives of Ophthalmology (Chicago, Ill. : 1960)
|January 1, 1977
Summary
This study details retinal vascular pathology in premature infants, correlating autopsy findings with fluorescein angiograms. Key findings include arteriovenous shunts and capillary obliteration in retrolental fibroplasia.
Area of Science:
- Ophthalmology
- Neonatology
- Pathology
Background:
- Retinopathy of prematurity (ROP) is a leading cause of blindness in premature infants.
- Understanding the vascular changes in ROP is crucial for timely diagnosis and treatment.
Purpose of the Study:
- To characterize the vascular pathology in the retinas of premature infants.
- To correlate pathological findings with fluorescein angiograms in acute retrolental fibroplasia.
Main Methods:
- Autopsy examination of 142 eyes from 71 premature infants.
- Utilized gross observation, PAS-stained whole mount, trypsin-digest, and conventional histological techniques.
- Correlated pathological findings with fluorescein angiograms from living infants with acute retrolental fibroplasia.
Main Results:
- Identified specific lesions in the acute phase of retrolental fibroplasia: major arteriovenous shunt, microvascular changes (tufting), and capillary obliteration.
- Observed regression of vascular changes through budding from the shunt.
- Noted variability in normal retinal vascular maturation, loosely correlated with gestational age.
Conclusions:
- The study provides a detailed pathological description of vascular changes in ROP.
- Findings enhance understanding of disease progression and regression mechanisms.
- Highlights variability in normal retinal vascular development.