This issue of Hematology/Oncology Clinics, edited by Drs. John Perkins and and Jonathan Davis, focuses on emergencies related to Hematology/Oncology and covers topics such as: Oncologic Mechanical Emergencies, Neutropenic Fever, Oncologic Metabolic Emergencies, Acute Leukemias, Pediatric Oncologic Emergencies, Chemotherapeutic Medications and their Emergent Complications, Anemia, Thrombotic Microangiopathies (TTP, HUS, HELLP), Congenital Bleeding Disorders, Acquired Bleeding Disorders and Antithrombotic agents, Sickle Cell Disease, and more!