When Annie Brown's daughter, Isabel, was a month old, her pediatrician asked Brown and her husband to sit down because he had some bad news to tell them: Isabel carried a gene that put her at risk for cystic fibrosis.
What's the one thing you wish you'd known before you had to fight a catastrophic illness? What's the greatest lesson your illness taught you? Share your photos, videos and stories, and see more from the Empowered Patient series on CNN.com. FULL STORY
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