8.3 CA Stomach

Question 1

Type of CA Stmach

Answer 1

Adrenocarcinoma (95%)
Lymphoma
(Carcinoid tumor
Gastrointestinal stoma tumor)

Question 2

Complication

Answer 2

Bleeding of tumor
Perforation of stomach wall
Metastasis轉移 to surround

Question 3

metastasis

Answer 3

轉移

Question 4

most common investigation

Answer 4

OGD+Bx(biopsy)

Question 5

Stage of CA stomach

Answer 5

T0 found on inner layer (Carcinoma in situ)
T1 invade mucosa or submucosa
T2 muscle layer
T3 outer lining
T4 penetrate outer lining and invade nearby organ (=metastsis)

Question 6

Stage:
N

Answer 6

Involvement of lymph node

Question 7

Principle of resection: at least __ cm proximal margin length from tumor

Answer 7

4cm
Decrease possibility of metastasis recurrence

Question 8

Anastomotic leak

Answer 8

Internal leak

Question 9

Type of gastrectomy

Answer 9

Partial
Total

Question 10

What is dumpling syndrome

Answer 10

Rapid emptying of food into small bowel

Question 11

Two main causes of dumpling syndrome

Answer 11

1. Hypertonic intestinal content draw extracellular fluid from blood circulation into bowel
   Hypovolemia, decrease bp, raise HR
   Distention bowel, abdominal pain, osmotic diarrhea
2. Stimulate pancreas’s to release excessive amount of insulin, rapid drop of blood sugar level, hypoglycemic symptoms

Question 12

Dumpling syndrome usually lasts for ____ months after surgery

Answer 12

6-12

Question 13

Diet for dumpling syndrome

Answer 13

• eat small frequent meal
• avoid high sugar and carbohydrates
• eat high protein and fibre
  -avoid liquid with meals
• lie down after eating