Surgical excision of subfoveal nodules and histopathological findings in pediatric patients with Coats’ disease

Surgical excision of subfoveal nodules and histopathological findings in pediatric patients with Coats’ disease

:306-313
 
Purpose: To report on surgical outcomes of removing subfoveal nodules and to evaluate the histopathological findings of subfoveal nodules in pediatric patients with coats’ disease. Methods: This was a retrospective, interventional case series in which 6 pediatric patients had large (>1 disk diameter) subfoveal nodules. Vitrectomy and excision of subfoveal nodules with silicon oil tamponade were performed. Silicon oil was removed 3 months later. Results: This study was carried out in 6 patients with a mean follow-up of 9.2±1.5 months (range: 7-11 months), and the mean age was 5.2±2.4 years (range: 2-8 years). Preoperative visual acuity ranged from light perception (LP) to 20/250, and postoperative visual acuity ranged from LP to 20/200. Histopathology revealed nodules composed of proliferating fibrous tissue, hyaline degeneration with foamy histiocytes, focal myofibroblast hyperplasia, ossified tissue, and cholesterol fissures, with chronic cellular infiltration. No nodules regressed during the follow-up period. Conclusion: Certain eyes of pediatric patients with coats’ disease who underwent subfoveal nodule removal and no evidence of nodule regression may benefit from submacular surgery. Histopathological findings revealed that anti-proliferative and anti-fibrotic agents could be targets for treating coats disease.
Purpose: To report on surgical outcomes of removing subfoveal nodules and to evaluate the histopathological findings of subfoveal nodules in pediatric patients with coats’ disease. Methods: This was a retrospective, interventional case series in which 6 pediatric patients had large (>1 disk diameter) subfoveal nodules. Vitrectomy and excision of subfoveal nodules with silicon oil tamponade were performed. Silicon oil was removed 3 months later. Results: This study was carried out in 6 patients with a mean follow-up of 9.2±1.5 months (range: 7-11 months), and the mean age was 5.2±2.4 years (range: 2-8 years). Preoperative visual acuity ranged from light perception (LP) to 20/250, and postoperative visual acuity ranged from LP to 20/200. Histopathology revealed nodules composed of proliferating fibrous tissue, hyaline degeneration with foamy histiocytes, focal myofibroblast hyperplasia, ossified tissue, and cholesterol fissures, with chronic cellular infiltration. No nodules regressed during the follow-up period. Conclusion: Certain eyes of pediatric patients with coats’ disease who underwent subfoveal nodule removal and no evidence of nodule regression may benefit from submacular surgery. Histopathological findings revealed that anti-proliferative and anti-fibrotic agents could be targets for treating coats disease.
Review Article

Application and performance of artificial intelligence in screening retinopathy of prematurity from 2018 to 2024: a meta-analysis and systematic review

Application and performance of artificial intelligence in screening retinopathy of prematurity from 2018 to 2024: a meta-analysis and systematic review

:206-223
 
Purpose: Artificial intelligence (AI) significantly enhances the screening and diagnostic processes for retinopathy of prematurity (ROP). In this article,we focused on the application and performance of AI in detecting ROP and distinguishing plus disease (PLUS) in ROP. Methods: We searched PubMed, Embase, Medline, Web of Science, and Ovid for studies published from January 2018 to July 2024. Studies evaluating the diagnostic performance of AI with expert ophthalmologists’judgment as a reference standard were included. The risk of bias was assessed using the QUADAS-2 tool and QUADAS-AI tool.Statistical analysis included data pooling, forest plot construction, heterogeneity testing, and meta-regression. Results: Fourteen of the 186 studies were included.The pooled sensitivity, specificity and the area under the curve (AUC) of the AI diagnosing ROP were 0.95 (95% CI 0.93-0.96), 0.97 (95% CI 0.94-0.98) and 0.97 (95% CI 0.95-0.98), respectively.The pooled sensitivity, specificity and the AUC of the AI distinguishing PLUS were 0.92 (95% CI 0.80-0.97),0.95 (95% CI 0.91-0.97) and 0.98 (95% CI 0.96-0.99), respectively.Cochran’s Q test (< 0.01) andHiggins I heterogeneity index revealed considerable heterogeneity. The country of study, number of centers, data source and the number of doctors were responsible for the heterogeneity. For ROP diagnosing, researches conducted in China using private data in single center with less than 3 doctors showed higher sensitivity and specificity. For PLUS distinguishing, researches in multiple centers with less than 3 doctors showed higher sensitivity. Conclusions: This study revealed the powerful role of AI in diagnosing ROP and distinguishing PLUS. However, significant heterogeneity was noted among all included studies, indicating challenges in the application of AI for ROP diagnosis in real-world settings. More studies are needed to address these disparities, aiming to fully harness AI’s potential in augmenting medical care for ROP.
Purpose: Artificial intelligence (AI) significantly enhances the screening and diagnostic processes for retinopathy of prematurity (ROP). In this article,we focused on the application and performance of AI in detecting ROP and distinguishing plus disease (PLUS) in ROP. Methods: We searched PubMed, Embase, Medline, Web of Science, and Ovid for studies published from January 2018 to July 2024. Studies evaluating the diagnostic performance of AI with expert ophthalmologists’judgment as a reference standard were included. The risk of bias was assessed using the QUADAS-2 tool and QUADAS-AI tool.Statistical analysis included data pooling, forest plot construction, heterogeneity testing, and meta-regression. Results: Fourteen of the 186 studieswere included.The pooled sensitivity, specificity and the area under the curve (AUC) of the AI diagnosing ROP were 0.95 (95% CI 0.93-0.96), 0.97 (95% CI 0.94-0.98) and 0.97 (95% CI 0.95-0.98), respectively.The pooled sensitivity, specificity and the AUC of the AI distinguishing PLUS were 0.92 (95% CI 0.80-0.97),0.95 (95% CI 0.91-0.97) and 0.98 (95% CI 0.96-0.99), respectively.Cochran’s Q test (< 0.01) andHiggins I heterogeneity index revealed considerable heterogeneity. The country of study, number of centers, data source and the number of doctors were responsible for the heterogeneity. For ROP diagnosing, researches conducted in China using private data in single center with less than 3 doctors showed higher sensitivity and specificity. For PLUS distinguishing, researches in multiple centers with less than 3 doctors showed higher sensitivity. Conclusions: This study revealed the powerful role of AI in diagnosing ROP and distinguishing PLUS. However, significant heterogeneity was noted among all included studies, indicating challenges in the application of AI for ROP diagnosis in real-world settings. More studies are needed to address these disparities, aiming to fully harness AI’s potential in augmenting medical care for ROP.
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