Type	Description
Type 0 (superficial)	Typical of T1 tumors
Type 1 (mass)	Polypoid tumors, sharply demarcated from the surrounding mucosa
Type 2 (ulcerative)	Ulcerated tumors with raised margins surrounded by a thickened gastric wall with clear margins
Type 3 (infiltrative ulcerative)	Ulcerated tumors with raised margins, surrounded by a thickened gastric wall without clear margins
Type 4 (diffuse infiltrative)	Tumors without marked ulceration or raised margins, the gastric wall is thickened and indurated and the margin is unclear
Type 5 (unclassifiable)	Tumors that cannot be classified into any of the above types

Omitted

위암: 개요 구독