575 / 1084
The Royal Marsden
Algorithm of Standard Treatment
cT1
cT2/T3/T4
a
M0
M1
cN0
cN+
cT4b
Gastric carcinoma
cT1a (M)
cT1b (SM)
Differentiated,
≤ 2 cm, UL (-)
Differentiated,
≤1.5 cm
Endoscopic
resection
Gastrectomy,
D1
Gastrectomy,
D1+
Standard
gastrectomy,
D2
Chemotherapy,
radiotherapy,
palliative surgery,
palliative care
medicine
Yes
Yes
No
No
Gastrectomy,
combined resection,
D2
Perioperative
Chemotherapy