ATI pharm quiz week 11

A nurse on an oncology unit is preparing to administer doxorubicin to a client who has breast cancer. Prior to beginning the infusion, the nurse verifies the client's current cumulative lifetime dose of the medication. For which of the following reasons is this verification necessary?

An excess amount of doxorubicin can lead to cardiomyopathy. Doxorubicin is an antineoplastic antibiotic used in the treatment of various cancers. Irreversible cardiomyopathy with congestive heart failure can result from repeated doses of doxorubicin, and prolonged use can also cause severe heart damage, even years after the client has stopped taking it. The maximum cumulative dose a client should receive is 550 mg/m2 or 450 mg/m? with a history of radiation to the mediastinum.

A nurse in a provider's clinic is assessing a client who has cancer and a prescription for methotrexate PO. Which of the following actions should the nurse take when the client reports bleeding gums?

Check the value of the client's current platelet count. The nurse should recognize that the bleeding is likely due to the adverse effect of the chemotherapy and needs to be evaluated further. Bleeding gums is a sign of thrombocytopenia (decreased platelet count) secondary to bone marrow suppression, which can be life-threatening in a client who is receiving chemotherapy.

A nurse is providing teaching to a client who has rheumatoid arthritis and a new prescription for methotrexate. Which of the following instructions should the nurse include? (Select all that apply.)

Do not drink alcoholic beverages while taking this medication is correct. Alcohol ingestion can increase the risk of liver damage. Report unexplained bruising to the provider is correct. Methotrexate can cause thrombocytopenia. Clients should report bruising or petechiae as they may indicate a low platelet count. Avoid people who have infections is correct. Methotrexate causes bone marrow suppression and increases the risk for infection.

A nurse is teaching a client who has rheumatoid arthritis about taking methotrexate. Which of the following information should the nurse include?

Drink 2 to 3 L of water per day. Methotrexate can cause renal toxicity. The client should drink 2 to 3L of water per day to promote excretion of the medication.

A nurse is teaching a client about the adverse effects of cisplatin. Which of the following adverse effects should the nurse include in the teaching?

Tinnitus Tinnitus and hearing loss are adverse effects of cisplatin.