Exam 27: Hematologic Disorders and Oncologic Emergencies

Place these pathophysiologic mechanisms of DIC in the order in which they occur. 1)Activation of the fibrinolytic system 2)Breakdown of thrombi; spontaneous hemorrhage 3)Consumption of coagulation factors; failure of regulatory mechanisms 4)Endothelial damage; release of tissue factor 5)Thrombin formation; clots form along epithelial walls

A patient was admitted to the critical care unit with gram-negative sepsis 5 days ago.Today there is continual oozing from his intravenous sites, and ecchymosis of the skin is noted beneath his automatic blood pressure cuff.On his laboratory work, his platelets are normal, and his international normalized ratio is elevated.What other laboratory value would be most valuable in definitively diagnosing the patient's condition?

Which of the following would be appropriate for treating hypocalcemia?

Type 2 heparin-induced thrombocytopenia is characterized by

A patient was admitted to the critical care unit with gram-negative sepsis 5 days ago.Today there is continual oozing from his intravenous sites, and ecchymosis of the skin is noted beneath his automatic blood pressure cuff.On his laboratory work, his platelets are normal, and his international normalized ratio is elevated.The primary treatment goal for this patient is to

Common findings in tumor lysis syndrome (TLS)include

The primary mechanism in the development of tumor lysis syndrome is

The high-risk period for developing HIT is

Pulmonary embolism, a serious complication of HIT, is manifested by which of the following clinical signs?

Hydroxyurea is increased by what dosage until the maximum of 35 mg/kg is reached?

Which of the following pathophysiologic events contributes to renal failure associated with tumor lysis syndrome?

The most common cause of disseminated intravascular coagulation (DIC)is

Which of the following nursing interventions would be used if a patient was put under bleeding precautions?

Medical intervention to prevent metabolic imbalances associated with tumor lysis syndrome includes

A patient is admitted into the critical care unit with symptoms of a low-grade fever, joint pain, tachycardia, hepatomegaly, photophobia, and an inability to follow commands.The patient is becoming more agitated and complaining of pain.The nurse suspects that the patient has

Sickle cell anemia is not prevalent in persons of which descent?

Medication used to increase the level of fetal hemoglobin in the RBCs and reduce the concentration of sickle hemoglobin is known as

Which of the following previous medical conditions would indicate a patient at risk for developing HIT?

The intrinsic coagulation pathway is activated when

Hospital-acquired anemia is an increasing problem in critically ill patients.Which of the following nursing interventions can be most beneficial in preventing this problem?