A 43-year-old man has complained of mild burning substernal pain following meals for the past 3 years. Upper GI endoscopy is performed and biopsies are taken of an erythematous area of the lower esophageal mucosa 3 cm above the gastroesophageal junction. There is no mass lesion, no ulceration, and no hemorrhage noted. The biopsies show the presence of columnar epithelium with goblet cells. Which of the following mucosal alterations is most likely represented by these findings?
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- A 45-year-old woman has noted a lump on her left shoulder that has enlarged over the past 4 months. On physical examination there is a palpable non-tender supraclavicular lymph node. A biopsy of the node is performed and on microscopic examination there is a metastatic neoplasm. Which of the following is the most likely primary for this neoplasm?
- A 35-year-old man is awakened at night because of severe lower abdominal pain that radiates to the groin. The pain is very intense and comes in waves. The next morning, he notices blood in his urine. On examination, there are no remarkable findings. Which of the following is the most likely diagnosis?
- A 45-year-old woman has noted a lump on her left shoulder that has enlarged over the past 4 months. On physical examination there is a palpable non-tender supraclavicular lymph node. A biopsy of the node is performed and on microscopic examination there is a metastatic neoplasm. Which of the following is the most likely primary for this neoplasm? A: Cerebral glioma B: Fibroadenoma of the breast C: Adenocarcinoma of the stomach D: Liposarcoma of the retroperitoneum E: Laryngeal papilloma
- Which of the following cells possess the features of typical serous cells?() A: Parietal cells B: Chief cells C: Goblet cells D: Absorptive cells E: ECL cells
- Which of the following would most likely growl?