Oncological emergencies are a group of conditions that occur as a direct or indirect result of cancer or its treatment that are potentially life-threatening These include: * Hypercalcaemia * Neutropaenic sepsis * Tumour lysis syndrome * Leukostasis * Raised intracranial pressure * Spinal cord compression * Cauda equina syndrome * Superior vena cava obstruction * Syndrome of inappropriate antidiuretic hormone secretion (SIADH) * Disseminated intravascular coagulation