How do members experience Codman Medos Programmable Shunt? Top 5 reported purposes & perceived effectiveness Purpose Patients Evaluations Perceived Effectiveness This item is relevant to you: Hydrocephalus 1 1 100% 0% 0% 0% 0% Common side effects Side effect Patients Percentage Headaches 1 50% Nausea 1 50% Side effect severity Side effects as an overall problem Severity Evaluations Percentage This item is relevant to you: Severe 0 0% This item is relevant to you: Moderate 1 100% This item is relevant to you: Mild 0 0% This item is relevant to you: None 0 0%