All Subjects Medicine Surgery Pathology Anatomy Pharmacology Social & Preventive Medicine Microbiology Gynaecology & Obstetrics Dental Physiology Biochemistry Pediatrics
Showing 15321 questions
Sort:
3997 Pathology

During a routine checkup, a 50-year-old man is found to have blood in his urine. He is otherwise in excellent health. An abdominal CT scan reveals a 2-cm right renal mass. You inform the patient that staging of this tumor is key to selecting treatment and evaluating prognosis. Which of the following is the most impoant staging factor for this patient?

AHistologic grade of the tumor
BMetastases to regional lymph nodes
CProliferative capacity of the tumor cells
DSomatic mutations in the p53 tumor suppressor gene
Pathology
View Explanation →
3999 Pathology

A 49-year-old woman has a history of peptic ulcer disease for which she has been treated with proton pump inhibitors. She has had nausea with vomiting for the past 2 months. Upper GI endoscopy reveals three circumscribed, round, smooth lesions in the gastric body from 1 to 2 cm in diameter. Biopsies are taken and microscopically show the lesions to consist of irregular glands that are cystically dilated and lined by flattened parietal and chief cells. No inflammation, Helicobacter pylori, metaplasia, or dysplasia is present. What is the most likely diagnosis?

AFundic gland polyps
BGastric adenomas
CHyperplastic polyps
DHypertrophic gastropathy
Pathology
View Explanation →