Size indication for surgery

Non-functional adrenal tumor

< 4cm  ⇒ 3-6months MRI ⇒ ↑ 25% size after MRI . Malignancy + ⇒ Surgical 
>4cm ⇒ lap adrenalectomy

Esophagus

cancer => 10cm proximal , 5cm distal 
diverticulectomy => >2cm ⇒ surgery

Stomach

5cm - till pyloris

Anal/Colorectal ca

• proximal 5cm
• Distal - 2cm in LAR
• Redial - 5cm for lymph clearance