1. Carcinosarcoma is a rare malignant tumor of the urinary bladder. This tumor has a characteristic admixture of carcinomatous and sarcomatous components.

2. Results Initial symptoms of salivary carcinosarcoma were ache and tumidness of face.

3. A relationship between pulmonary carcinosarcoma and hypertrophic pulmonary osteoarthropathy has been described only once before , in 1991.

4. Objective To study the histopathological characteristics of carcinosarcoma of cardia and its differential diagnosis.

5. Method The clinical materials of 14 patients with carcinosarcoma were retrospectively sutdied.

6. Carcinosarcoma of the esophagus is a rare malignant tumor composed of both carcinomatous and sarcomatous elements.

7. Results: Most of esophageal carcinosarcoma grew like pileus or polypus in esophagus, a few of them were infiltrating.

8. Methods 5 cases of the esophageal carcinosarcoma were studied with the immunohistochemical and histological method.

9. Esophageal carcinosarcoma has two original centers, carcinoma and sarcoma are usually made by fibrosarcoma.

10. A rare case of pulmonary carcinosarcoma presenting with hypertrophic pulmonary osteoarthropathy is reported and discussed, herein with reference to the literature.

11. Conclusion: Esophageal carcinosarcoma is an independent entity with little invasiveness, low lymph node metastasis and good prognosis.

12. Objectives To explore the diagnosis and treatment of esophageal carcinosarcoma.

13. Partial cystectomy was performed. Pathology proved it to be a carcinosarcoma.

14. Of 875 surgical specimens of esophagus,[sentence dictionary] 2 cases were diagnosed as esophageal leiomyosarcoma and 2 cases carcinosarcoma.

15. Objective To discuss the histogenesis, clinical and pathologic characteristics of carcinosarcoma of the bladder(CB).

16. Methods: Clinical feature, preoperative radiology, esophagoscopy and prognosis of surgical treatment were retrospectively analyzed in 7 patients with esophageal carcinosarcoma.

17. Objective: To evaluate the pathological and clinical characteristics, treatment methods of esophageal carcinosarcoma.

18. Objective To present the clinical and pathological features of carcinosarcoma of ureter and renal pelvis.

19. The presence of osseous tissue in colonic biopsy material might be confused with colonic adenocarcinoma invading into bone or with a carcinosarcoma ( metaplastic carcinoma).

20. Objective:To evaluate the clinical and pathological characteristics and origins of pulmonary carcinosarcoma and find reasonable mode of treatment.

21. The histopathologic classification is very complex and includes uterine leiomyosarcoma, carcinosarcoma, endometrial stromal sarcoma and unclassified sarcoma.

22. In case esophageal carcinoma is associated with sarcoma, it is called carcinosarcoma.