This is a 76-year-old female with personal history of diastolic congestive heart failure, atrial fibrillation on Coumadin, presenting with low hematocrit and shortness of breath. Her hematocrit dropped from 28 to 16.9 over the past 6 weeks with progressive shortness of breath, worse with exertion over the past two weeks. She reports orthopnea. She denies fevers, chills, chest pain, palpitaitons, cough, abdominal pain, constipation or diahrrea, melena, blood in her stool, dysuria or rash. Her electrocardiogram present no significant change from previous. Her Guaiac was reported as being positive.