Incidental diagnosis of gallbladder carcinoma during or after routine cholecystectomy: A retrospective study with emphasis on clinicopathologic findings

Table 1 Incidental diagnoses determined via pathological examination of gallbladder specimens from patients who had cholecystectomy for benign gallbladder disease, n (%)

Incidental diagnosis	n = 29678
Malignant
Adenocarcinoma	42 (0.14)
Adenocarcinoma in situ	1 (0.003)
Benign
Accessory/ectopic liver lobe	9 (0.03)
Paraganglioma	3 (0.01)