Preprint Review Version 1 Preserved in Portico This version is not peer-reviewed

Risk Factors for Recurrent Vitreous Hemorrhage in Type 2 Diabetes Patients after Posterior Vitrectomy

Version 1 : Received: 9 December 2022 / Approved: 12 December 2022 / Online: 12 December 2022 (14:59:08 CET)

How to cite: Baget-Bernaldiz, M.; Romero-Aroca, P.; Mira-Puerto, A.; Bautista-Perez, A.; Roca-Borrut, I.; Vizcarro, M.; Navarro-Gil, R.; Llagostera-Serra, M. Risk Factors for Recurrent Vitreous Hemorrhage in Type 2 Diabetes Patients after Posterior Vitrectomy. Preprints 2022, 2022120208. https://doi.org/10.20944/preprints202212.0208.v1 Baget-Bernaldiz, M.; Romero-Aroca, P.; Mira-Puerto, A.; Bautista-Perez, A.; Roca-Borrut, I.; Vizcarro, M.; Navarro-Gil, R.; Llagostera-Serra, M. Risk Factors for Recurrent Vitreous Hemorrhage in Type 2 Diabetes Patients after Posterior Vitrectomy. Preprints 2022, 2022120208. https://doi.org/10.20944/preprints202212.0208.v1

Abstract

(Background) the aim was to determine related factors to recurrent vitreous hemorrhage (RVH) in a sample of proliferative diabetic retinopathy (PDR) patients. (Methods) A retrospective, review-based study. We studied 183 eyes from 121 type 2 diabetes patients with PDR. We recorded diabetes duration, history of hypertension, retinal photocoagulation status, the posterior vitreous status, the mean HbA1c, mean hemoglobin, the renal function, and the systemic complications related to diabetes. We also recorded the use of ranibizumab prior to vitrectomy and the following surgical variables: the application of segmentation and diathermy on fibrovascular proliferative tissue, the use of silicone oil, and the occurrence of surgical complications, to study which independent variables were significantly related to the presence of RVH. (Results) Duration of diabetes (P= 0.028), hemoglobin (P=0.02), status of the posterior vitreous (P=0.03), retinal photocoagulation (P=0.002) and use of segmentation surgery technique (P=0.003) have significant link to the presence of RVH. In addition, patients with diabetic polyneuropathy, myocardial infarction and ischemia in lower limbs had more vitreous hemorrhage events (p<0.001). (Conclusions) Patients with PDR and with longer diabetes duration, anemia, attached posterior vitreous, deficient retinal photocoagulation, and previously cardiovascular events, were more prone to RVH.

Keywords

Proliferative diabetic retinopathy; recurrent vitreous hemorrhage; diabetes duration; anemia; posterior vitreous; retinal laser photocoagulation

Subject

Medicine and Pharmacology, Ophthalmology

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