In 2010 the 7th edition of the AJCC stage system was introduced

 

2002 American Joint Committee on Cancer (AJCC) TNM Staging System for the Pancreas Cancer

Primary tumor (T)

  • TX: Primary tumor cannot be assessed
  • T0: No evidence of primary tumor
  • Tis: Carcinoma in situ
  • T1: Tumor is limited to the pancreas and is 2 cm or less in greatest dimension
  • T2: Tumor is limited to the pancreas and is more than 2 cm in greatest dimension
  • T3: Tumor extends beyond the pancreas but without involvement of the celiac axis or the superior mesenteric artery
  • T4: Tumor involves the celiac axis or the superior mesenteric artery (unresectable primary tumor)
Regional lymph nodes (N)
  • NX: Regional lymph nodes cannot be assessed
  • N0: No regional lymph node metastasis
  • N1: Regional lymph node metastasis
AJCC Stage Groupings

Stage 0 :Tis, N0, M0
Stage IA :T1, N0, M0
Stage IB :T2, N0, M0
Stage IIA :T3, N0, M0
Stage IIB ;T1, N1, M0 , T2, N1, M0 , T3, N1, M0
Stage III :T4, any N, M0
Stage IV :Any T, any N, M1