Feasibility Study Comparing Enteral vs Parenteral Nutritional Outcomes in Autologous Stem Cell Transplant Patients

Inclusion Criteria: * All adult patients aged 18 to 75 years. * Patients admitted to Victoria Hospital undergoing AHSCT on C7 unit. * Patient consented to participate in the study * Patients diagnosed with the following conditions: Non- Hodgkin's Lymphoma (all types), Hodgkin's Lymphoma (all subtypes) and Multiple Myeloma * Patients receiving any of the following: Conditioning chemotherapy: Melphalan, Etoposide/Melphalan, or Carmustine, Etoposide, Cytarabine, Melphalan * Have a functional Gastrointestinal tract Exclusion Criteria: * Intestinal obstruction * Patients with nasal deformities, tumors of nasal tracts or upper nare obstruction. * Patients with active bacteremia while proceeding with transplant * Patients with active malignancy of Upper GI tract, not in remission as evidenced by recent imaging studies (\< 4 weeks) * Patients with any GI bleeding, paralytic ileus, obstruction, or any other GI condition which excludes use of the GI system for nutritional support as these patients will require PN feeding only and cannot be randomized