Retroperitoneal and Abdominal Sarcomas

(P 210) A LONGITUDINAL ANALYSIS OF PROGNOSTIC FACTORS IN CHINESE PATIENTS WITH RETROPERITONEAL LIPOSARCOMA

(P 211) ANESTHESIA MANAGEMENTS AND POSTOPERATIVE MORTALITIES IN RETROPERITONEAL SARCOMA PATIENTS EXPERIENCING MASSIVE BLOOD TRANSFUSION DURING SURGERIES

(P 212) COMPARISON OF SURGICAL OUTCOMES BETWEEN LEIOMYOSARCOMA OF INFERIOR VENA CAVA AND OTHER LOCATIONS

(P 213) EPITHELIOID INFLAMMATORY MYOFIBROBLASTIC SARCOMA WITH LEUKEMOID REACTION

(P 214) EXPERIENCE OF MANAGEMENT FOR LOCALIZED PARATESTICULAR LIPOSARCOMA: A SINGLE INSTITUTION COHORT

(P 215) FEASIBILITY AND ADVANTAGE OF PRE-OPERATIVE RADIOTHERAPY IN RETROPERITONEAL SARCOMA

(P 216) LONG TERM SURVIVAL AND PROGNOSTIC FACTORS IN PATIENTS WITH PRIMARY RETROPERITONEAL LEIOMYOSARCOMA UNDERGOING SURGERIES: REAL WORLD DATA FROM A CHINA RETROPERITONEAL SARCOMA REFERRAL CENTER

(P 217) PLANNED MARGINAL (R1) RESECTION IN PRIMARY RETROPERITONEAL SARCOMAS: RETROSPECTIVE SERIES ON 168 PATIENTS FROM A NATIONAL SPECIALIZED REFERRAL CENTER

(P 218) PRIMARY PELVIC SOFT TISSUE SARCOMAS (PELVISARC): OUTCOMES IN A SERIES OF 401 PATIENTS FROM THE TRANSATLANTIC AUSTRALASIAN RETROPERITONEAL SARCOMA WORKING GROUP (TARPSWG)

(P 219) PROGNOSTIC VALUE OF HEMATOLOGICAL MARKERS IN LEIOMYOSARCOMA

(P 220) PROMOTING GLOBAL EDUCATION IN THE FIELD OF RETROPERITONEAL SARCOMA: THE FIRST OPEN-ACCESS EDUCATIONAL WEBINAR SERIES BY THE TRANSATLANTIC AUSTRALASIAN RETROPERITONEAL SARCOMA WORKING GROUP

(P 221) SURGICAL OUTCOMES OF NEOADJUVANT THERAPY FOR GASTROINTESTINAL STROMAL TUMORS: A SINGLE INSTITUTION ANALYSIS

(P 222) SURGICAL RESECTION OF ABDOMINOPELVIC AGGRESSIVE ANGIOMYXOMA: A RETROSPECTIVE REVIEW OF 12 CONSECUTIVE CASES

(P 223) SURGICAL RESECTION OF RETROPERITONEAL LEIOMYOSARCOMA IN 97 CONSECUTIVE PATIENTS - EXPERIENCES FROM A CHINA RETROPERITONEAL SARCOMA REFERRAL CENTER

(P 224) THE ROLE OF NEOADJUVANT CHEMOTHERAPY IN RETROPERITONEAL SARCOMA. A CASE-MATCHED ANALYSIS.

(P 225) TRABECTEDIN WITH CONCOMITANT RADIATION THERAPY FOR PATIENTS WITH RESECTABLE RETROPERITONEAL LIPOSARCOMA OR LEIOMYOSARCOMA: A PHASE I/II TRIAL OF SPANISH (GEIS), ITALIAN (ISG) AND FRENCH (FSG) GROUPS