Skip to main content

Table 2 Recent literature summary of studies of patients with cancer of unknown primary

From: A case of occult intrahepatic cholangiocarcinoma diagnosed by autopsy

Author

Total number of patients

Common pathology (no.)

Autopsy cases

Primary site identified

Common primary site (no.)

Blaszyk [10]

64

Adenocarcinoma (51), squamous carcinoma (3)

64

35

Pancreas (13), intestine (11), lung (8), ovaries (1), prostate (1)

Mayordomo [11]

43

Adenocarcinoma (23), undifferentiated (4), squamous carcinoma (3)

43

35

Bile duct (7), pancreas (6), lung (4), prostate (3), stomach (2)

Maiche [12]

109

Adenocarcinoma (37), squamous carcinoma (33), undifferentiated (31)

64

43

Lung (13), kidney (6), pancreas (4), intestine (4), liver (3)

Al-Brahim [9]

53

Adenocarcinoma (37), undifferentiated (5)

53

27

Lung (7), pancreas (4), stomach (3), bile duct (1), appendix (1)