Evaluation of subclinical neuropathy in type 1 diabetes mellitus

BACKGROUND: Type 1 diabetes mellitus is caused by cell mediated autoimmune destruction of β-cell in susceptible individuals along with some insulin resistance. About 60 to 70% of people with diabetes have some form of neuropathy. This includes the central neuropathy affecting the visual pathway and the peripheral neuropathy affecting the peripheral nerves. AIM OF THE STUDY: To evaluate the subclinical central and peripheral neuropathy in type 1 Diabetes mellitus patients. Objectives: 1. To evaluate the subclinical central neuropathy by visual evoked potentials. 2. To evaluate the subclinical peripheral neuropathy by sensory sural nerve conduction study. 3. To compare the findings between 3 groups of type 1 diabetic patients with different disease duration. MATERIALS AND METHODS: Patients Diagnosed to have type 1 DM with duration