1. Cancer patients with solid tumors at low risk for outpatient treatment of febrile neutropenia evaluated in the EC and enrolled in outpatient febrile neutropenia pathways (pathway 1 or 2). Low risk is defined as hemodynamically stable solid tumor patients that do not have pneumonia or are on steroids. Febrile neutropenia is marked by a temperature greater than or equal to 38.3 degrees Celsius and an absolute neutrophil count (ANC) less than or equal to 1000 within 24 hours.