exam 3 NRS 450

what is an oncologic emergency - ANSWER A clinical condition resulting from a metabolic, neurologic, cardiovascular, hematologic, and/or infectious change caused by cancer or its treatment (chemo or radiation) that requires immediate intervention to prevent loss of life or quality of life. -metastazie leading to thrombosis or hemorrhage, abnormal hormones or cellular products, obstruct of vessels or ducts classifications of oncological emergencies - ANSWER 1. structural/obstructive: examples are super vena cava syndrome and spinal cord compression 2. metabolic/hematologic: examples tumor lysis sundrome and hypercalcemia what is superior vena cava syndrome? - ANSWER -compression or obstruction of the superior vena cava can be RT a tumor or thrombosis -impedes venous drainage from head and thorax -so no blood flow from head and thorax, so blood return to the heart is compressed and blood just hangs out in head/thoracic area -risks are tumors in the thoracic region i.e breast cancer/lung, central lines and chemo also risk