Oncology Quiz #1

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Oncology Quiz #1
Mostapha Abdelkader
Quiz by Mostapha Abdelkader, updated more than 1 year ago
Mostapha Abdelkader
Created by Mostapha Abdelkader almost 8 years ago
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Resource summary

Question 1

Question
A 78-year-old patient with small cell lung cancer is ready to begin cycle 2 of cisplatin 80 mg/m2 intravenously on day 1 and etoposide 80 mg/m2/day intravenously on days 1–3. His laboratory values are creatinine 1.4 mg/dl with an estimated creatinine clearance of 40 mL/minute. Which will require a dose reduction?
Answer
  • Cisplatin
  • Etoposide
  • Cisplatin and etoposide
  • No dose reduction needed

Question 2

Question
Large cell lymphoma is considered intermediate (between indolent and highly aggressive) in tumor growth and biology. Large cell lymphoma is sensitive to chemotherapy and potentially curable. Metastatic colorectal cancer is considered slow growing. Although responses to chemotherapy commonly occur and chemotherapy can prolong survival (by months), metastatic colorectal cancer is not generally considered curable with chemotherapy. Based on these differences between large cell lymphoma and metastatic colorectal cancer, which one of the following statements is most accurate?
Answer
  • Patients with large cell lymphoma should receive allopurinol beginning before the first cycle of chemotherapy because they are at an increased risk of developing tumor lysis syndrome.
  • Patients with metastatic colorectal cancer should receive allopurinol beginning before the first cycle of chemotherapy because they are at an increased risk of developing TLS
  • Patients with large cell lymphoma should receive pamidronate beginning before the first cycle of chemotherapy because they are at an increased risk of developing hypercalcemia.
  • Patients with metastatic colorectal cancer should receive pamidronate beginning before the first cycle of chemotherapy because they are at an increased risk of developing hypercalcemia.

Question 3

Question
A 63-year man with metastatic prostate cancer presents to the emergency department with severe bone pain (pain rating 9 on a 10-point scale). He has been taking acetaminophen 650 mg orally every 6 hours around the clock at home without much pain relief.
Answer
  • Increase the frequency of acetaminophen to every 4 hours around the clock.
  • Discontinue acetaminophen and order a fentanyl transdermal patch to be changed once every 72 hours.
  • Continue the current acetaminophen dose and add gabapentin orally twice daily
  • Discontinue acetaminophen and order morphine immediate release orally every 6 hours around the clock

Question 4

Question
A 62-year-old man recently received a diagnosis of hepatocellular carcinoma. He will be initiated on sorafenib 400 mg twice daily. Which one of the following treatment recommendations is most appropriate regarding this patient's therapy?
Answer
  • This patient should receive lorazepam as part of his antiemesis regimen to prevent anticipatory nausea/vomiting.
  • This patient should receive antiemesis prophylaxis including aprepitant, palonosetron, and dexamethasone because this is a highly emetogenic regimen.
  • This patient should not receive antiemesis prophylaxis because this oral chemotherapy agent causes minimal to low nausea/vomiting, but he should be assessed for potential drug interactions with other medications.
  • This patient should receive antiemesis prophylaxis because this is a moderate emetogenic regimen.

Question 5

Question
A 57-year-old woman was recently given a diagnosis of non-Hodgkin lymphoma. She is treated with six cycles of R-CHOP chemotherapy (rituximab, cyclophosphamide, doxorubicin, vincristine, and prednisone). At her most recent treatment, she developed a red, swollen area around her intravenous site while being administered vincristine. Which one of the following statements is most appropriate?
Answer
  • The patient is experiencing an extravasation from vincristine. Treatment with amifostine should be initiated.
  • The patient is experiencing a hypersensitivity reaction to vincristine. This agent should be discontinued immediately.
  • The patient is experiencing an extravasation from vincristine. Heat therapy should be initiated.
  • The patient is experiencing an extravasation from vincristine. Treatment with dexrazoxane should be initiated.

Question 6

Question
A 71-year old man has metastatic castrate-resistent prostate cancer. The main site of metastatic disease is the bone (femur lesion). On reviewing his chart, the oncologist notes that the patient has a history of falls and he has chronic kidney disease (creatinine clearance of 35 ml/minute). Because of his increased risk of fractures, the physician would like to initiate a medication to decrease his risk of SREs (skeletal-related events). Which treatment recommendation is most appropriate regarding this patient’s therapy?
Answer
  • Initiate Zoledronic acid 4 mg intravenously
  • Initiate Zoledronic acid 8 mg intravenously
  • Initiate denosumab 60 mg subcutaneously
  • Initiate denosumab 120 mg subcutaneously

Question 7

Question
If GE had an echocardiogram indicating an ejection fraction (EF) of 35% prior to initiation of the dose-dense portion of the doxorubicin and cyclophosphamide (AC) chemotherapy regimen, which of the following is correct?
Answer
  • She should proceed with chemotherapy as scheduled with no need to monitor her EF
  • She should proceed with chemotherapy as scheduled and her EF should be monitored at least once every 3 months
  • She should receive chemotherapy with a non-anthracycline-containing regimen
  • She should not receive chemotherapy of any type until her EF improves

Question 8

Question
GE comes to the clinic one week after 3 cycles of doxorubicin and cyclophosphamide, and you are alerted by the lab that her INR today is 4. After talking to GE who is having no significant bruising or bleeding, you determine that the probable cause of her INR elevation is her:
Answer
  • 3 days of nausea and vomiting after chemotherapy
  • Initiation of ondansetron for nausea management
  • Drug-drug interaction with chemotherapy
  • Initiation of lorazepam for nausea treatment

Question 9

Question
Which of the following prophylactic antiemetic therapies should GE receive prior to her first dose of weekly paclitaxel?
Answer
  • Ondansetron 8 mg orally 30 minutes prior to chemotherapy
  • Ondansetron 8 mg orally and dexamethasone 12 mg orally 30 minutes prior to chemotherapy
  • Ondansetron 8 mg orally and fosaprepitant 150 mg IV 30 minutes prior to chemotherapy
  • No prophylactic therapy is required before paclitaxel

Question 10

Question
GE called into the clinic to report breakthrough nausea and vomiting with two episodes of emesis (although she denies dehydration) after receiving dose-dense doxorubicin and cyclophosphamide (AC) yesterday. She received appropriate prophylaxis with a neurokinin-NK1 antagonist (fosaprepitant 150 mg IV on day 1), 5HT3 antagonist (ondansetron 8 mg IV on day 1), and corticosteroid (dexamethasone 12 mg IV on day 1 followed by 4 mg orally twice daily on days 2-4). Which of the following would you recommend to treat her breakthrough nausea and vomiting?
Answer
  • Add aprepitant 80 mg orally once daily
  • Add palonosetron 0.25 mg IV X 1 in clinic
  • Add prochlorperazine 10 mg orally every 6 hours
  • Increase her oral dexamethasone dose to 10 mg twice daily
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