Gastric Cancer 09.

Gastric tumors: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Gastric polyps: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Gastric Cancer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Pathohistologic classification ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Adenocarcinoma – Lauren classification ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Gastric Cancer: Adenocarcinoma ,[object Object],[object Object]

Risk Factors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Risk Factors ,[object Object],[object Object],[object Object]

Gastric Cancer Environmental factors H. pylori Genetic factors Etiological Factors of Gastric Cancer Precancerous changes

Pathologic Features ,[object Object],[object Object],[object Object],[object Object]

Clinical Features ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Clinical manifestation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Signs and Symptoms ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Duration of symptoms Less than 3 month 40% 3-12 months 40% Longer than 12 month 20%

Special signs & terms ,[object Object],[object Object],[object Object],[object Object]

Laboratory tests Iron deficiency anemia Fecal occult blood test (FOBT) Tumor markers (CEA, Ca19-9)

Diagnostic Studies ,[object Object],[object Object],[object Object],[object Object]

Staging/Prognosis ,[object Object],[object Object]

T stage (UICC TNM 2002) T1 T3 T2b T2a T1 Adjacent structure T4

N & M stage (UICC TNM 2002) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Early GC: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Early GC: ,[object Object],[object Object],[object Object],[object Object]

Treatment ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Gastric lymphoma: ,[object Object],[object Object],[object Object],[object Object]

Gastric lymphoma: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Gastric lymphoma: diagnosis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Gastric lymphoma: Treatment ,[object Object],[object Object],[object Object]

MALTomas ,[object Object],[object Object],[object Object]

Other Gastric Tumors ,[object Object],[object Object]

GIST: ,[object Object],[object Object],[object Object],[object Object]

GIST: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

GIST: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Malignant Versus Benign Size Mitotic count Very Low risk <2 cm <5/50 HPF Low risk 2-5 cm <5/50 HPF Intermediate risk <5 cm 5-10 cm 6-10/50 HPF <5/50 HPF High risk ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object]

Prognosis: ,[object Object],[object Object],[object Object]

Gastric carcinoids: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Endoscopic features of gastric cancer

Gastric Cancer 09.

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Gastric Cancer 09.