Abstract Diabetes mellitus is a clinical syndrome characterized by hyperglycemia due to absolute or relative deficiency of insulin. Diabetic retinopathy caused by complications of diabetes mellitus, which can eventually lead to blindness. It is most common micro vascular complication and also it is a leading cause of blindness in adults between 30-65 years of age worldwide. Sub-clinical hypothyroidism, the most prevalent form of thyroid diseases and it is more common in females and elder ones. The aim of the study is to determine the relationship between Sub-Clinical Hypothyrodism (SCH) and sight threatening diabetic retinopathy in type-2 diabetic patients and find the Correlation of various risk factors of diabetic retinopathy and Sub-Clinical Hypothyrodism. This is concluded from the present study that duration of diabetes, severity of diabetes, hypertension, nephropathy, neuropathy, total cholesterol, triglyceride, HDL have prognostic value in diabetic retinopathy. Males are more prone to Diabetic retinopathy and females patients are more prone to Sub-Clinical Hypothyrodism. Patients who were suffering from diabetes are also having retinopathy along with Sub-Clinical Hypothyrodism in an associated manner.
Keywords Diabetes mellitus, Diabetic retinopathy, Sub-Clinical Hypothyrodism.