Electrolyte and Osmolality Profile, Fecal Enterovirus Typing Epstein-Barr Virus (EBV) by In Situ Hybridization, Stain Only Electrolyte Panel Eosinophil Cationic Protein Epstein-Barr Virus Antibody Panel I Electrolytes, Fecal Eosinophil Granule Major Basic Protein, Tissue Epstein-Barr Virus Antibody Panel II Electrolytes, Urine Eosinophilia Panel by FISH Epstein-Barr Virus Antibody to Early D Antigen (EA-D), IgG Elution & Antibody Identification, RBC Eosinophils, Nasal Epstein-Barr Virus Antibody to Nuclear Antigen, IgG Encephalitis Panel with Reflex to Herpes Simplex Virus Types 1 and 2 Glycoprotein G-Specific Antibodies, IgG, CSF Eosinophils, Sputum Epstein-Barr Virus Antibody to Viral Capsid Antigen, IgA Encephalitis Panel with Reflex to Herpes Simplex Virus Types 1 and 2 Glycoprotein G-Specific Antibodies, IgG, Serum Epi proColon