Pan Cytokeratin (AE1,3) by Immunohistochemistry Parasitology Stain by Modified Acid-Fast Pancreastatin, Plasma Parathyroid Hormone (PTH) by Immunohistochemistry Pancreatic Elastase, Fecal Parathyroid Hormone, CAP Pancreatic Polypeptide Parathyroid Hormone, Fine Needle Aspiration (FNA) Pancreatitis (CTRC) Sequencing Parathyroid Hormone, Intact Pancreatitis (PRSS1) Sequencing Parathyroid Hormone, Intact with Calcium p53 by Immunohistochemistry Pancreatitis (SPINK1) Sequencing Parathyroid Hormone-Related Peptide (PTHrP) by LC-MS/MS, Plasma P53 Mutation Analysis, Plasma-Based (Leumeta) Pancreatitis, Panel (CFTR, CTRC, PRSS1, SPINK1) Sequencing p53 with Interpretation by Immunohistochemistry Pancreatobiliary FISH P57 by Immunohistochemistry