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1.
Front Surg ; 10: 1181505, 2023.
Article in English | MEDLINE | ID: mdl-37206345

ABSTRACT

Background: The aim of this study was to evaluate the impact of adjuvant chemotherapy in patients with radically resected esophageal squamous cell carcinoma (ESCC). Methods: Patients with esophageal cancer who underwent esophagectomy at our hospital from 2010 to 2019 were retrospectively analyzed. Only patients with radically resected ESCC who did not receive neoadjuvant therapy or adjuvant radiotherapy were enrolled in this study. Propensity score matching (1:1) was used to balance the baseline. Results: A total of 1,249 patients met the inclusion criteria and were enrolled in the study, and 263 patients received adjuvant chemotherapy. After matching, 260 pairs were analyzed. The 1-, 3-, and 5-year overall survival (OS) rates were 93.4%, 66.1% and 59.6%, respectively, for patients with adjuvant chemotherapy compared with 83.8%, 58.4% and 48.8%, respectively, for patients with surgery alone (P = 0.003). The 1-, 3-, and 5-year disease-free survival (DFS) rates were 82.3%, 58.8% and 51.3%, respectively, for patients with adjuvant chemotherapy compared with 68.0%, 48.3% and 40.8%, respectively, for patients with surgery alone (P = 0.002). In multivariate analyses, adjuvant chemotherapy was found to be an independent prognostic factor. In subgroup analyses, only the patients in certain subgroups were found to benefit from adjuvant chemotherapy, such as patients who underwent right thoracotomy, pT3 diseases, pN1-pN3 diseases, or pTNM stage III and IVA diseases. Conclusions: Postoperative adjuvant chemotherapy can improve the OS and DFS of ESCC patients after radical resection but may only work for patients in certain subgroups.

2.
World J Surg Oncol ; 20(1): 143, 2022 May 04.
Article in English | MEDLINE | ID: mdl-35509082

ABSTRACT

BACKGROUND: Esophageal adenosquamous carcinoma (EASC) is a rare disease. The biological behavior and treatment of this malignancy are not well studied. METHODS: Data from 56 patients with EASC who underwent esophagectomy were retrospectively analyzed and compared with 5028 patients with esophageal squamous cell carcinoma (ESCC). The impact of clinicopathological factors on the survival of patients with EASC was analyzed. The survival differences between patients with EASC and ESCC were also compared. RESULTS: There were 43 males and 13 females with a mean age of 59.7 ± 1.3 years (range, 39-79 years). Only 1 of the 43 patients who received preoperative esophagoscopic biopsy was diagnosed with EASC. The median survival time for patients with EASC was 32.0 months, and the 1-, 3-, and 5-year overall survival rates were 78.3%, 46.1%, and 29.6%, respectively. Resection margin, pN category, and adjuvant chemotherapy were found to be independent predictors. After 1:1 propensity score matching, the 5-year overall survival rate of 29.6% for patients with EASC was similar to that of 42.5% for patients with ESCC (P = 0.179). CONCLUSIONS: EASC is a rare disease and is easily misdiagnosed by esophagoscopic biopsy. The prognosis of EASC was similar to that of ESCC. Postoperative adjuvant chemotherapy may improve the survival of patients with EASC after esophagectomy.


Subject(s)
Carcinoma, Adenosquamous , Esophageal Neoplasms , Esophageal Squamous Cell Carcinoma , Carcinoma, Adenosquamous/pathology , Carcinoma, Adenosquamous/surgery , Esophageal Neoplasms/pathology , Esophageal Squamous Cell Carcinoma/pathology , Esophagectomy , Female , Humans , Male , Middle Aged , Neoplasm Staging , Prognosis , Rare Diseases/pathology , Retrospective Studies , Survival Rate
3.
Front Oncol ; 12: 769824, 2022.
Article in English | MEDLINE | ID: mdl-35251960

ABSTRACT

BACKGROUND: The goal of this study was to investigate the prognostic value of body mass index (BMI) in patients with esophageal squamous cell carcinoma (ESCC) when stratified by alcohol drinking status. METHODS: A total of 620 patients with ESCC who underwent esophagectomy were analyzed. A receiver operating characteristic curve was constructed to set the appropriate cutoff point for BMI. Alcohol drinking was divided into ever and never. Kaplan-Meier and multivariate Cox regression analyses were conducted to investigate the association between clinicopathological factors and survival. RESULTS: The cutoff point was 18.75 kg/m2 for BMI. Two hundred and twenty-nine patients were ever drinkers, while the other 391 patients were never drinkers. The ever drinker group was found to have more males, longer tumor lengths, advanced pT category disease, advanced pN category disease, and lower tumor locations. However, no significant difference in BMI was found between ever drinkers and never drinkers. For ever drinkers, low BMI was significantly correlated with worse overall survival (hazard ratio = 1.690; P=0.035) and cancer-specific survival (hazard ratio = 1.763; P=0.024) than high BMI after adjusting for other factors. However, BMI was not a prognostic factor in univariate and multivariate analyses for never drinkers. CONCLUSIONS: BMI is a prognostic factor only in ever drinkers with ESCC but not in never drinkers. Further studies are needed to elucidate the mechanism underlying the effect of the interaction between BMI and alcohol consumption on the prognosis of patients with ESCC.

4.
Front Surg ; 8: 752792, 2021.
Article in English | MEDLINE | ID: mdl-34988110

ABSTRACT

Background: The goal of this study was to investigate the impact of different nutritional parameters in patients with esophageal squamous cell carcinoma (ESCC) who underwent surgical resection. Methods: A total of 620 patients with ESCC who underwent esophagectomy were analyzed. A receiver operating characteristic curve was constructed to set the appropriate cutoff points for five nutritional parameters: serum albumin (SA), body mass index (BMI), geriatric nutritional risk index (GNRI), prognostic nutritional index (PNI), and a new modified nutritional risk index (mNRI). Survival analyses were performed to calculate overall survival and investigate the independent prognostic factors. Results: The median preoperative BMI, SA, GNRI, PNI, and mNRI values were 20.90, 42.75, 102.95, 51.90, and 63.90, respectively. The corresponding optimal cutoff points were 18.75 for BMI, 43.05 for SA, 98.5 for GNRI, 51.45 for PNI, and 61.45 for mNRI. All nutritional parameters were significantly correlated with tumor length and pT category. Decreased nutritional parameters were significantly correlated with poor survival in univariate analysis; however, only the mNRI was an independent prognostic factor in multivariate analysis (P = 0.041). Conclusions: Nutritional parameters are convenient and valuable prognostic factors in ESCC patients who undergo surgical resection. The new mNRI parameter may be superior to the other nutritional parameters.

5.
Sci Rep ; 10(1): 22007, 2020 12 15.
Article in English | MEDLINE | ID: mdl-33319855

ABSTRACT

To investigate the prognostic value of occult lymph node metastases (OLNMs) in patients with pathologically lymph node negative (pN0) esophageal squamous cell carcinoma (ESCC). OLNMs were detected in 516 pN0 ESCC patients by immunohistochemical staining. The correlation between the clinicopathological features and OLNM, and the prognostic value of OLNM was explored. Eighty-eight patients (17.1%) had OLNMs, including 37 patients with isolated tumor cells (ITCs), 49 patients with micrometastases, and 2 patients with macrometastases (> 2 mm). The OLNM-positive group had poorer differentiation and a more advanced pT category. The 5-year overall survival and disease-free survival for patients with OLNMs were significantly worse than those of IHC-negative patients (P < 0.001), but similar to those of the pN1 patients (P > 0.05). The multivariate analysis showed that OLNM was an independent prognostic factor. In subgroup analyses, the IHC-negative patients had significant survival advantages compared with the ITC group and the micrometastasis group, whereas the survival for the ITC group was similar to that of the micrometastasis group. IHC staining in pN0 ESCC patients might help to identify patients at high risk of death after resection, and ITCs in the lymph nodes appear to have a prognostic value equal to that of micrometastases.


Subject(s)
Esophageal Neoplasms/pathology , Esophageal Neoplasms/surgery , Esophageal Squamous Cell Carcinoma/pathology , Esophageal Squamous Cell Carcinoma/surgery , Lymphatic Metastasis/pathology , Disease-Free Survival , Female , Humans , Lymph Nodes/pathology , Male , Middle Aged , Multivariate Analysis , Prognosis , Proportional Hazards Models
6.
Sci Rep ; 10(1): 17161, 2020 10 13.
Article in English | MEDLINE | ID: mdl-33051518

ABSTRACT

To explore the prognostic value of three lymph node staging systems, including number of positive lymph nodes (pN), lymph node ratio (LNR), and log odds of positive lymph nodes (LODDS), in patients with pT3 stage esophageal squamous cell carcinoma (ESCC). Data from 1667 patients with pT3 stage ESCC who underwent surgical resection were reviewed. The log-rank test was used to assess the differences in overall survival (OS) between groups. Multivariate analysis was performed to identify independent prognostic factors. The receiver operating characteristic curve was used to assess the prognostic accuracy of the three staging methods. The median survival time for the entire group was 48.0 months, and the 1-, 3- and 5-year OS rates were 83.9%, 55.1% and 66.6%, respectively. All three lymph node staging systems were significantly correlated with OS in univariate and multivariate analyses. However, LNR and LODDS staging systems could more accurately predict survival than the pN staging system in patients with < 15 lymph nodes dissected, while LODDS have the best prognostic homogeneity. All three staging systems could be used for prognostic assessment in pT3 stage ESCC. But LODDS staging system might be superior to the others due to its prognostic homogeneity.


Subject(s)
Esophageal Neoplasms/pathology , Esophageal Squamous Cell Carcinoma/pathology , Lymph Nodes/pathology , Lymphatic Metastasis/pathology , Adult , Aged , Aged, 80 and over , Female , Humans , Kaplan-Meier Estimate , Male , Middle Aged , Neoplasm Staging/methods , Prognosis , ROC Curve , Retrospective Studies , Survival Rate
7.
Sci Rep ; 7(1): 3272, 2017 06 12.
Article in English | MEDLINE | ID: mdl-28607370

ABSTRACT

Cervical oesophageal cancer (CEC) is a relatively uncommon malignancy. The biological behaviour and treatment have not been well studied. This retrospective study reviewed the clinicopathological features of 28 patients with CEC who underwent surgical resection to investigate the biological behaviour, treatment and prognosis of CEC. The long-term outcomes of these patients were compared with those of the CEC patients who received definitive chemoradiotherapy and those of thoracic or abdominal oesophageal cancer patients who underwent surgery. The study group contained 21 men and 7 women, ranging in age from 41 to 67 years (median: 56.5 years). The median survival time and the 1-, 3-, and 5-year overall survival rates were 25.0 months, 83.8%, 48.8%, and 41.9%, respectively. Only salvage surgery was found to affect the overall survival (P = 0.007). The long-term outcomes for CEC patients who underwent surgery were significantly better than those who received definitive chemoradiotherapy (P = 0.045) but were similar to those of thoracic or abdominal oesophageal cancer patients. In summary, CEC is an uncommon and aggressive malignancy. The malignant potential of CEC is similar to that of thoracic or abdominal oesophageal cancer. Surgical resection is an important therapeutic strategy and may be associated with better survival rates than definitive chemoradiotherapy.


Subject(s)
Esophageal Neoplasms/diagnosis , Esophageal Neoplasms/surgery , Adult , Aged , Esophageal Neoplasms/mortality , Female , Humans , Male , Middle Aged , Neoplasm Grading , Neoplasm Metastasis , Neoplasm Staging , Salvage Therapy , Survival Analysis , Treatment Outcome , Tumor Burden
8.
J Cancer Res Clin Oncol ; 142(1): 277-86, 2016 Jan.
Article in English | MEDLINE | ID: mdl-26328915

ABSTRACT

PURPOSE: The role of adjuvant radiotherapy in patients with esophageal squamous cell carcinoma (ESCC) remains controversial. This retrospective study was designed to analyze the impact of adjuvant radiotherapy in patients with T3 stage ESCC after radical resection. METHODS: Data of a single-center cohort of 692 patients with T3 stage ESCC who underwent radical resection, with or without adjuvant radiotherapy, were reviewed. Univariate and multivariate analyses were performed to compare overall survival (OS) and locoregional recurrence-free survival (LRFS). RESULTS: Two hundred and forty-six patients received adjuvant radiotherapy (S + R group), and 446 patients underwent surgery alone (S group). The median survival time and 5-year OS rate were 40.0 months and 40.9 % for the entire population, 50.0 months and 45.6 % for the S + R group and 38.0 months and 38.3 % for the S group (P = 0.114 for S + R group vs. S group). The 5-year LRFS rate for the S + R group was significantly higher than that for S group (50.8 vs. 35.9 %, P < 0.001). In subgroup analyses, adjuvant radiotherapy was found to improve the 5-year OS in the subgroups of tumor length >5 cm, pN0 and pN1 categories, pTNM stage IIa, IIb and IIIa (P < 0.005). CONCLUSIONS: Adjuvant radiotherapy is effective in local control of radically resected T3 stage ESCC and may improve the overall survival in certain subgroups, such as the patients with tumor length >5 cm, pN0 and pN1 categories, pTNM stage IIa, IIb and IIIa. Further studies are required to confirm our results.


Subject(s)
Carcinoma, Squamous Cell/radiotherapy , Esophageal Neoplasms/radiotherapy , Esophagectomy/mortality , Neoplasm Recurrence, Local/radiotherapy , Radiotherapy, Adjuvant/mortality , Adult , Aged , Aged, 80 and over , Carcinoma, Squamous Cell/mortality , Carcinoma, Squamous Cell/pathology , Carcinoma, Squamous Cell/surgery , Combined Modality Therapy , Esophageal Neoplasms/mortality , Esophageal Neoplasms/pathology , Esophageal Neoplasms/surgery , Female , Follow-Up Studies , Humans , Male , Middle Aged , Neoplasm Recurrence, Local/mortality , Neoplasm Recurrence, Local/pathology , Neoplasm Recurrence, Local/surgery , Neoplasm Staging , Prognosis , Retrospective Studies , Survival Rate
9.
World J Gastroenterol ; 21(24): 7514-21, 2015 Jun 28.
Article in English | MEDLINE | ID: mdl-26139998

ABSTRACT

AIM: To analyze a modified staging system utilizing lymph node ratio (LNR) in patients with esophageal squamous cell carcinoma (ESCC). METHODS: Clinical data of 2011 patients with ESCC who underwent surgical resection alone between January 1995 and June 2010 at the Cancer Hospital of Shantou University Medical College were reviewed. The LNR, or node ratio (Nr) was defined as the ratio of metastatic LNs ompared to the total number of resected LNs. Overall survival between groups was compared with the log-rank test. The cutoff point of LNR was established by grouping patients with 10% increment in Nr, and then combining the neighborhood survival curves using the log-rank test. A new TNrM staging system, was constructed by replacing the American Joint Committee on Cancer (AJCC) N categories with the Nr categories in the new TNM staging system. The time-dependent receiver operating characteristic curves were used to evaluate the predictive performance of the seventh edition AJCC staging system and the TNrM staging system. RESULTS: The median number of resected LNs was 12 (range: 4-44), and 25% and 75% interquartile rangeswere8 and 16. Patients were classified into four Nr categories with distinctive survival differences (Nr0: LNR = 0; Nr1: 0% < LNR ≤ 10%; Nr2: 10% < LNR ≤ 20%; and Nr3: LNR > 20%). From N categories to Nr categories, 557 patients changed their LN stage. The median survival time (MST) for the four Nr categories (Nr0-Nr3) was 155.0 mo, 39.0 mo, 28.0 mo, and 19.0 mo, respectively, and the 5-year overall survival was 61.1%, 41.1%, 33.0%, and 22.9%, respectively (P < 0.001). Overall survival was significantly different for the AJCC N categories when patients were subgrouped into 15 or more vs fewer than 15 examined nodes, except for the N3 category (P = 0.292). However, overall survival was similar when the patients in all four Nr categories were subgrouped into 15 or more vs fewer than 15 nodes. Using the time-dependent receiver operating characteristic, we found that the Nr category and TNrM stage had higher accuracy in predicting survival than the AJCC N category and TNM stage. CONCLUSION: A staging system based on LNR may have better prognostic stratification of patients with ESCC than the current TNM system, especially for those undergoing limited lymphadenectomy.


Subject(s)
Carcinoma, Squamous Cell/secondary , Esophageal Neoplasms/pathology , Lymph Nodes/pathology , Neoplasm Staging/methods , Adult , Aged , Aged, 80 and over , Area Under Curve , Carcinoma, Squamous Cell/mortality , Carcinoma, Squamous Cell/surgery , Esophageal Neoplasms/mortality , Esophageal Neoplasms/surgery , Esophageal Squamous Cell Carcinoma , Esophagectomy , Female , Humans , Kaplan-Meier Estimate , Lymph Node Excision , Lymph Nodes/surgery , Lymphatic Metastasis , Male , Middle Aged , Predictive Value of Tests , ROC Curve , Retrospective Studies , Risk Factors , Time Factors , Treatment Outcome
10.
World J Gastroenterol ; 19(45): 8382-90, 2013 Dec 07.
Article in English | MEDLINE | ID: mdl-24363531

ABSTRACT

AIM: To investigate the clinical characteristics, diagnosis, treatment, and prognosis of primary adenosquamous carcinoma (ASC) of the esophagus. METHODS: A total of 4015 patients with esophageal carcinoma underwent surgical resection between January 1995 and June 2012 at the Cancer Hospital of Shantou University Medical College. In 37 cases, the histological diagnosis was primary ASC. Clinical data were retrospectively analyzed from these 37 patients, who underwent transthoracic esophagectomy with lymphadenectomy. The χ(2) or Fisher's exact test was used to compare the clinicopathological features between patients with ASC and those with squamous cell carcinoma (SCC). The Kaplan-Meier and Log-Rank methods were used to estimate and compare survival rates. A Cox proportional hazard regression model was used to identify independent prognostic factors. RESULTS: Primary esophageal ASC accounted for 0.92% of all primary esophageal carcinoma cases (37/4015). The clinical manifestations were identical to those of other types of esophageal cancer. All of the 24 patients who underwent preoperative endoscopic biopsy were misdiagnosed with SCC. The median survival time (MST) was 21.0 mo (95%CI: 12.6-29.4), and the 1-, 3-, and 5-year overall survival rates were 67.5%, 29.4%, and 22.9%, respectively. In multivariate analysis, only adjuvant radiotherapy (HR = 0.317, 95%CI: 0.114-0.885, P = 0.028) was found to be an independent prognostic factor. The MST for ASC patients was significantly lower than that for SCC patients [21.0 mo (95%CI: 12.6-29.4) vs 46.0 mo (95%CI: 40.8-51.2), P = 0.001]. In subgroup analyses, the MST for ASC patients was similar to that for poorly differentiated SCC patients. CONCLUSION: Primary esophageal ASC is a rare disease that is prone to be misdiagnosed by endoscopic biopsy. The prognosis is poorer than esophageal SCC but similar to that for poorly differentiated SCC patients.


Subject(s)
Carcinoma, Adenosquamous , Carcinoma, Squamous Cell , Esophageal Neoplasms , Adult , Aged , Biopsy , Carcinoma, Adenosquamous/mortality , Carcinoma, Adenosquamous/pathology , Carcinoma, Adenosquamous/surgery , Carcinoma, Squamous Cell/mortality , Carcinoma, Squamous Cell/pathology , Carcinoma, Squamous Cell/surgery , Cell Differentiation , Chi-Square Distribution , China , Esophageal Neoplasms/mortality , Esophageal Neoplasms/pathology , Esophageal Neoplasms/surgery , Esophageal Squamous Cell Carcinoma , Esophagectomy , Female , Humans , Kaplan-Meier Estimate , Lymph Node Excision , Male , Middle Aged , Multivariate Analysis , Proportional Hazards Models , Retrospective Studies , Time Factors , Treatment Outcome
11.
Asian Pac J Cancer Prev ; 14(6): 3825-30, 2013.
Article in English | MEDLINE | ID: mdl-23886190

ABSTRACT

More studies are needed to clarify treatments and prognosis of early esophageal squamous cell carcinoma (ESCC). This retrospective study was designed to review the outcome of surgical treatment for early ESCC, evaluate the results of a left thoracotomy for selected patients with early ESCC, and identify factors affecting lymph node metastases and survival. The clinicopathological data of 228 patients with early ESCC who underwent transthoracic esophagectomy with lymphadenectomy without preoperative adjuvant treatment were reviewed. The χ(2) test or Fisher's exact test were used to detect factors related to lymph node metastasis. Univariate and multivariate analyses were performed to identify prognostic factors. There were 152 males and 76 females with a median age of 55 years. Two hundred and eight patients underwent a left thoracotomy, and the remaining 20 patients with lymph nodes in the upper mediastinum more than 5 mm in short-axis diameter by computed tomography scan underwent a right thoracotomy. No lymph node metastasis was found in the 18 patients with carcinoma in situ, while lymph node metastases were detected in 1.6% (1/62) of patients with mucosal tumours and 18.2% (27/148) of patients with submucosal tumours. Only 7 patients showed upper mediastinal lymph node metastases in the follow-up. The 5- and 10-year overall survival rates were 81.4% and 70.1%, respectively. Only histologic grade (P<0.001) and pT category (P=0.001) significantly correlated with the presence of lymph node metastases. In multivariate analysis, only histologic grade (P=0.026) and pT category (P=0.008) were independent prognostic factors. A left thoracotomy is acceptable for selected patients with early ESCC. Histologic grade and pT category affected the presence of lymph node metastases and were independent prognostic factors for early ESCC.


Subject(s)
Carcinoma, Squamous Cell/mortality , Esophageal Neoplasms/mortality , Esophagectomy/mortality , Lymph Node Excision/mortality , Thoracotomy/mortality , Adult , Aged , Carcinoma, Squamous Cell/pathology , Carcinoma, Squamous Cell/surgery , Esophageal Neoplasms/pathology , Esophageal Neoplasms/surgery , Female , Follow-Up Studies , Humans , Lymphatic Metastasis , Male , Middle Aged , Neoplasm Staging , Prognosis , Retrospective Studies , Survival Rate
12.
J Thorac Oncol ; 8(4): 495-501, 2013 Apr.
Article in English | MEDLINE | ID: mdl-23446203

ABSTRACT

INTRODUCTION: More data are essential to test the efficacy of the seventh edition of the American Joint Committee on Cancer (AJCC) staging system for esophageal squamous cell carcinoma (ESCC). This retrospective study was designed to identify the prognostic factors for survival of patients with ESCC who underwent surgical resection alone and to evaluate the new AJCC staging system for ESCC. METHODS: Data of a single-center cohort of 2011 patients with ESCC who underwent surgical resection alone according to the new staging system were reviewed. Univariate and multivariate analyses were performed to identify prognostic factors. RESULTS: The 1-, 3-, and 5-year overall survival rates were 83.5, 57.4, and 47.4%, respectively, with a median survival time of 51.0 months. Age, histologic grade, R-category, pT category, pN category, pM category, pTNM stage, and the extent of lymph node metastasis were independent prognostic factors (p < 0.05). In separate subgroup analyses, the survival differences were not significant for pN2 versus pN3 category (p = 0.159) and stages IA versus IB (p = 0.922). Subdivisions by depth of infiltration rather than tumor grade for pT1N0M0 cancers and modified nodal categories (0, 1, 2-3, and ≥4 positive lymph nodes) better represented a survival advantage. CONCLUSIONS: The seventh edition of the AJCC staging system for ESCC is acceptable in predicting survival. However, tumor location does not influence survival in our study. Subdivisions of pT1N0M0 cancers and the N-classification may need to be modified.


Subject(s)
Carcinoma, Squamous Cell/mortality , Esophageal Neoplasms/mortality , Esophagectomy/mortality , Adult , Aged , Aged, 80 and over , Carcinoma, Squamous Cell/pathology , Carcinoma, Squamous Cell/surgery , Esophageal Neoplasms/pathology , Esophageal Neoplasms/surgery , Female , Follow-Up Studies , Humans , Lymphatic Metastasis , Male , Middle Aged , Neoplasm Grading , Neoplasm Staging , Prognosis , Survival Rate
13.
Zhonghua Zhong Liu Za Zhi ; 34(3): 232-5, 2012 Mar.
Article in Chinese | MEDLINE | ID: mdl-22780981

ABSTRACT

OBJECTIVE: To review the clinical characteristics, diagnosis, treatment and prognosis of esophageal mucoepidermoid carcinoma (MEC). METHODS: Clinical data of 36 patients with pathologically confirmed esophageal MEC who received surgical treatment in Cancer Hospital of Shantou University Medical College from Jan 1991 to Jun 2010 were retrospectively analyzed. The survival analysis was performed using Kaplan-Meier method. RESULTS: Of the 4253 patients diagnosed as esophageal cancer during the same time in our center, only 36 had esophageal MEC, accounted for 0.8%. This group included 27 men and 9 women ranging in age from 40 to 78 years (median 58 years). Esophageal MEC showed similar clinical symptoms, radiological and endoscopic features to esophageal squamous cell carcinoma (ESCC). Of the 20 cases who received preoperatively endoscopic biopsy, 18 were misdiagnosed as ESCC and 2 were misdiagnosed as esophageal adenosquamous carcinoma. The mean follow-up duration of this series was 38.8 months (3-142 months). 22 patients died of the disease during the follow-up period, 12 were still alive and 2 were lost of follow-up. The median survival time (MST) of the 36 patients was 29.0 months, and the 1-, 2-, 3-, and 5-year overall survival rates (OS) were 80.6%, 57.1%, 34.4%, 25.8%, respectively. CONCLUSIONS: Esophageal MEC is a rare disease and prone to be misdiagnosed by endoscopic biopsy. Surgical resection is the primary treatment but the prognosis is poor.


Subject(s)
Carcinoma, Mucoepidermoid/pathology , Carcinoma, Mucoepidermoid/surgery , Esophageal Neoplasms/pathology , Esophageal Neoplasms/surgery , Adult , Aged , Biopsy , Carcinoma, Adenosquamous/pathology , Carcinoma, Mucoepidermoid/radiotherapy , Carcinoma, Squamous Cell/pathology , Diagnostic Errors , Esophageal Neoplasms/radiotherapy , Esophagectomy/methods , Esophagoscopy , Female , Follow-Up Studies , Humans , Male , Middle Aged , Radiotherapy, Adjuvant , Retrospective Studies , Survival Rate
14.
J Cancer Res Clin Oncol ; 138(7): 1165-71, 2012 Jul.
Article in English | MEDLINE | ID: mdl-22419439

ABSTRACT

PURPOSE: Basaloid squamous cell carcinoma (BSCC) of the esophagus is a rare carcinoma with distinct characteristics. No standard treatment has been established. This retrospective study was designed to investigate the clinical and pathological characteristics, diagnosis, treatment, and prognosis of esophageal BSCC. METHODS: Clinical data were retrospectively analyzed from 26 patients with pathologically confirmed esophageal BSCC who underwent transthoracic esophagectomy with lymphadenectomy between January 1995 and June 2010 at the Cancer Hospital of Shantou University Medical College. Clinicopathologic data between BSCC patients and different histologic grades of esophageal squamous cell carcinoma (ESCC) patients were statistically compared by means of the χ(2) test or Fisher's exact test. The Kaplan-Meier and log-rank methods were used to estimate and compare survival rates. RESULTS: Microscopically, BSCC was characterized by a nesting, lobular, or trabecular arrangement of small crowded cells with scant cytoplasm. None of the histologic specimens taken at preoperative esophagoscopy were diagnosed as BSCC. The median survival time (MST) of the 26 patients was 29.0 months (95% confidence interval, 9.0-49.0), and the 1-, 3-, and 5-year overall survival rates were 73.1, 42.7, and 36.6%, respectively. The MST for BSCC patients was significantly lower than that of well-differentiated SCC patients (P = 0.024), but there were no significant differences between the MST for BSCC patients and that of moderately or poorly differentiated SCC patients (P > 0.05). CONCLUSIONS: BSCC of the esophagus is a rare but distinctive disease and is prone to be misdiagnosed by endoscopic biopsy. The prognosis is poorer than well-differentiated SCC, but similar to moderately or poorly differentiated SCC.


Subject(s)
Carcinoma, Basosquamous/pathology , Carcinoma, Squamous Cell/pathology , Esophageal Neoplasms/pathology , Esophagus/pathology , Adult , Aged , Cell Differentiation , Female , Humans , Male , Middle Aged , Prognosis , Retrospective Studies , Survival Rate
15.
World J Gastroenterol ; 11(17): 2549-51, 2005 May 07.
Article in English | MEDLINE | ID: mdl-15849809

ABSTRACT

AIM: Patients with advanced stage cardiac adenocarcinoma have a very poor prognosis. Surgery is the first choice of treatment for this kind of patients. Peptide hormone gastrin is a recognized growth factor for gastric cancer, and gastrin receptor antagonist proglumide can block the effects of gastrin. The aim of this study was to investigate the actions of proglumide as an adjuvant treatment to improve the postoperative long-term survival rate of patients with cardiac adenocarcinoma. METHODS: We performed a randomized, controlled study of gastrin receptor antagonist proglumide in 301 patients with cardiac adenocarcinoma after proximal subtotal gastrectomy. The oral dose of 0.4 g proglumide thrice daily preprandially was maintained for more than 5 years in 153 cases (proglumide treatment group). In the control group, 148 patients underwent operation only. In clinicopathologic features, there was no significant difference between the two groups (P>0.05). All patients were followed up during their lifetime, and the survival rates were analyzed combined with clinicopathologic factors by SPSS 11.5 statistical software. RESULTS: The 1, 3, 5 and 10-year survival rate of the patients was 88.4%, 48.8%, 22.6% and 13.4%, respectively. The 1, 3, 5 and 10-year survival rate of the proglumide treatment group was 90.2%, 49.7%, 26.8% and 17.6% compared to 86.5%, 48.0%, 18.2% and 8.9% of the control group. There was a significant difference between the two groups (P = 0.0460). The patients in proglumide treatment group had no obvious side effects after administration of the drug, and no definite hepatic and renal function damage was found. According to single factor log-rank analysis, the long-term survival rate was correlated with the primary tumor position (P = 0.0205), length of the tumor (P = 0.0000), property of the operation (P = 0.0000), histopathologic grading (P = 0.0003), infiltrating degree of the tumor (P = 0.0000), influence of lymph node metastasis (P = 0.0000), clinicopathologic staging (P = 0.0000) and administration of proglumide (P = 0.0460). Cox regression analysis demonstrated the infiltrating degree of tumor (P = 0.000), influence of lymph node metastasis (P = 0.039) and the clinicopathologic staging (P = 0.003) were independent prognostic factors. Administration of proglumide (P = 0.081), length of the tumor (P = 0.304), radical status of the resection (P = 0.224) and histopathologic types (P = 0.072) were not the independent prognostic factors. CONCLUSION: Proglumide is convenient to use with no obvious toxic side effects, and prolonged postoperative administration of proglumide as a postoperative adjuvant treatment can increase the survival rate of patients after resection of cardiac adenocarcinoma. Proglumide may provide a new effective approach of endocrinotherapy for patients with gastric cardiac cancer.


Subject(s)
Adenocarcinoma/drug therapy , Anti-Ulcer Agents/administration & dosage , Heart Neoplasms/drug therapy , Proglumide/administration & dosage , Adenocarcinoma/mortality , Adenocarcinoma/surgery , Combined Modality Therapy , Female , Heart Neoplasms/mortality , Heart Neoplasms/surgery , Humans , Male , Middle Aged , Prospective Studies
16.
World J Gastroenterol ; 10(5): 626-9, 2004 Mar 01.
Article in English | MEDLINE | ID: mdl-14991926

ABSTRACT

AIM: To investigate the surgical treatment and long-term survival for patients with carcinoma of esophagus after distal subtotal gastrectomy. METHODS: Resections of the tumor through left thoracotomy were performed in 85 patients with esophageal carcinoma following distal subtotal gastrectomy. The procedure involved preserving the left short gastric artery and transporting the residual stomach, the spleen and tail of the pancreas into the left thoracic cavity, and using the residual stomach to reconstruct the alimentary tract. RESULTS: The resectable rate was 91.8%, complication rate 10.3%, and no death occurred in the postoperative period. The 1-, 3-, 5-, and 10-year survival rates were 85.7%, 50.7%, 30.6% and 18.8%, respectively. CONCLUSION: Surgical resection is the optimal management method for the patients with esophageal carcinoma after distal subtotal gastrectomy. The reconstruction of digestive tract using anastomosis of the esophagus and the residual stomach is not only simple but also can achieve a better curative effect, promoting the digestive function and improving the quality of life.


Subject(s)
Adenocarcinoma/surgery , Carcinoma, Squamous Cell/surgery , Esophageal Neoplasms/surgery , Gastrectomy/methods , Adenocarcinoma/mortality , Adult , Aged , Carcinoma, Squamous Cell/mortality , Carcinosarcoma/mortality , Carcinosarcoma/surgery , Esophageal Neoplasms/mortality , Female , Follow-Up Studies , Humans , Male , Middle Aged , Postoperative Complications/mortality , Survival Rate
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