A 65-year-old male with diffuse large B cell lymphoma is treated with a chemotherapy regimen including 6-mercaptopurine. Administration of which of the following agents would increase this patient’s risk for mercaptopurine toxicity?
AAllopurinol
BMesna
CLeucovorin
DDexrazoxane
EAmifostine
A 56-year-old African American presents to the emergency department due to abdominal pain, fatigue, and weight loss over the past 3 months. He has a long-standing history of chronic hepatitis B virus infection complicated by cirrhosis. On examination, he has jaundice, leg edema, and a palpable mass in the right upper abdominal quadrant. Abdominal ultrasound shows a 3-cm liver mass with poorly defined margins and coarse, irregular internal echoes. Blood investigations are shown: Aspartate aminotransferase (AST) 90 U/L Alanine aminotransferase (ALT) 50 U/L Total bilirubin 2 mg/dL Albumin 3 g/dL Alkaline phosphatase 100 U/L Alpha fetoprotein 600 micrograms/L Which of the following targeted agents is approved for advanced-stage hepatoma?
AUstekinumab
BDaclizumab
CSorafenib
DAbciximab
EPalivizumab
A 64-year-old woman comes to the physician for her routine health maintenance examination. She feels well. She had cervical cancer and received radiotherapy 8 years ago. Her vital signs are within normal limits. On percussion, the spleen size is 15 cm. Otherwise, the physical examination shows no abnormalities. The laboratory test results are as follows: Hemoglobin 10 g/dL Mean corpuscular volume 88 μm3 Leukocyte count 65,000/mm3 Platelet count 500,000/mm3 Two images of the peripheral blood smear are shown on the image. Which of the following is the most appropriate next step in management?
APhlebotomy
BRituximab
CWatchful waiting
DAllogeneic stem cell transplantation
EDasatinib
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