Introduction Medical Autopsy: The Strongest Teaching Tool in Medicine Section 1: Hematological Disorders-Adult Cases Case 1: Mantle Cell Lymphoma, Presenting with Florid Cutaneous Lesions, with Common Variant Morphology in the Nodal/Extranodal Sites and Blastoid Morphology in the Peripheral Blood: PM 25983 Case 2: Primary Myelofibrosis, Cellular Phase with Formation of Sclerosing Extramedullary Hematopoietic Tumors: PM 27873 Case 3: Primary Myelofibrosis, Cellular Phase with Extensive Extramedullary Hematopoiesis and Transformation into Acute Leukemia: PM 23618 Case 4: Hepatosplenic T-cell Lymphoma: PM 23096 Case 5: Acute Promyelocytic Leukemia with Early Death due to Disseminated Intravascular Coagulation and Right Temporal Lobe Hemorrhage: PM 26880 Case 6: Acute Promyelocytic Leukemia with Differentiation Syndrome: PM 17959 Case 7: Chronic Lymphatic Leukemia, Post-Bone Marrow Transplantation with Recurrence, Massive Lymphadenopathy and Hemophagocytosis: PM 21710 Case 8: Symptomatic Plasma Cell Myeloma with Primary Systemic Amyloidosis Showing a Predominant Involvement of the Heart and Gastrointestinal Tract: PM 19667 Section 2: Malignancy-Adult Cases Case 9: Microscopic/Occult Testicular Seminoma with Germ Cell Neoplasia in situ and Widespread Nonseminomatous Metastasis in a Young Male: PM 14170 Case 10: Malignant Teratoma, Primary Pulmonary, Containing Yolk Sac tumor, Associated with Hematologic Neoplasia: PM 13633 Case 11: Young Male with Metastasis: Do not Waste Time-Look for the Primary in the Testes: PM 19388 Case 12: Occult, Peripheral, Mucin-secreting Adenocarcinoma of Lung with Florid Meningeal Carcinomatosis along with Thrombotic Microangiopathy and Disseminated Intravascular Coagulation, Leading to Bilateral Renal Infarction: PM 26226 Case 13: Young Male with Occult, Diffuse Type, Mucin-secreting Adenocarcinoma of the Stomach with Extensive Lymphangitic Carcinomatosis, Presenting with Deep Vein Thrombosis and Pulmonary Embolism: PM 21829 Section 3: Infections-Adult Cases Case 14: Amebic Ileocolitis, Perforation and Liver Abscess: PM 18836 Case 15: Cerebral Toxoplasmosis in a Human Immunodeficiency Virus Positive Patient: PM 19210 Case 16: Pulmonary Hyalinizing Granuloma with Recent Onset Cryptococcal Meningoencephalitis in an Immunocompetent Male: PM 21122 Case 17: Leptospirosis with Multiorgan Involvement: PM 22793 Case 18: Silicotuberculosis: PM 26075 Case 19: Rabies Meningoencephalitis, Post-Pet Dog Bite: PM 27786 Section 4: Hepatobiliary and Pancreatic Disorders-Adult Cases Case 20: Extrahepatic Portal Venous Obstruction due to Cavernomatous Transformation of Portal Vein and Portal Cavernoma Cholangiopathy: PM 22260 Case 21: Chronic Budd-Chiari Syndrome with Mesoatrial Shunt, Venocentric Cirrhosis, Hepatocellular Carcinoma Infiltrating into the Hepatic Duct Causing Obstruction and Hemobilia: PM 27800 Case 22: Acute on Chronic Pancreatitis Leading to Portal Vein Pyemia, with Multiple Liver Abscesses and Life-threatening Sepsis Shock: PM 25975 Case 23: Lipomatous Pseudohypertrophy of the Pancreas with Polyglandular Autoimmune Syndrome Type II and Inflammatory Myopathy: PM 22590 Case 24: Young Male with Early Onset Micronodular Cirrhosis due to Synergistic Hepatotoxic Effect of Alcohol and Hepatitis C Virus Infection along with Cryoglobulinemic Vasculitis: PM 27791 Case 25: Diffuse Hepatocellular Carcinoma Arising in a Setting of Mixed Nodular Cirrhosis, Hepatitis C Virus and Alcohol Related: PM 26695 Case 26: Acute Liver Failure and Encephalopathy in a Case of Dengue Shock Syndrome: PM 25035 Case 27: Postpartum, Hyperacute, Fulminant Hepatic Failure due to Hepatitis E Virus: PM 26595 Case 28: Sporadic, Hepatitis E-related Massive Hepatic Necrosis in a Young Female: PM 26254 Case 2