NCIt synonyms : Stage IB Sarcoma of the Soft Tissue; Stage IB Sarcoma of Soft Tissue;
NCIt related terms : stage IB soft tissue sarcoma;
NCIt definition : Stage IB includes: (T2a, N0, M0, G1, GX); (T2b, N0, M0, G1, GX). T2a: Superficial
tumor more than 5 cm in greatest dimension. T2b: Deep tumor more than 5 cm in greatest
dimension. N0: No regional lymph node metastasis. M0: No distant metastasis. G1: Grade
1. GX: Grade cannot be assessed. (AJCC 7th ed.);
Alternative definition : NCI-GLOSS: Stage I is divided into stages IA and IB. In stage IB, the tumor is low-grade
(likely to grow and spread slowly) and larger than 5 centimeters. It may be either
superficial (in subcutaneous tissue with no spread into connective tissue or muscle
below) or deep (in the muscle and may be in connective or subcutaneous tissue).;