Long-term survival was achieved through multidisciplinary treatment of a patient with gallbladder carcinosarcoma accompanied by KRAS mutation: a case report and literature review
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Carcinosarcoma of the gallbladder (CSGB) is an extremely rare subtype of primary gallbladder malignancy, which with a high rate of preoperative misdiagnosis due to its nonspecific clinical symptoms and imaging findings, as well as a high rate of recurrence wit... ...