Most common gallbladder malignancy
Histological types of gallbladder carcinoma Diffuse infiltrative type : MC type Nodular or mass forming Papillary: Exhibits polypoid or cauliflower appearance and have best prognosis Adenocarcinoma : MC histological subtype of CA GB In CA GB Direct hepatic invasion : 59% Lymph node metastasis : 45% Perineural invasion : 42% Ref: Sabiston 20th edition Pgno :1512-1514
Adenocarcinoma
Squamous cell carcinoma
Mucinous cystadenoma
Serous cystadenoma
G.I.T