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Table 10 Use of serum free β-subunit as a tumor marker for detection of malignancies.

From: New discoveries on the biology and detection of human chorionic gonadotropin

Malignancy

Patients

Sensitivity (> 3 fmol/ml)

Ovarian cancer

150

38% average of 3 reports

Cervical cancer

60

37% average of 2 reports

Endometrial cancer

55

33% average of 2 reports

Vulvar

50

38% single report

Bladder cancer

99

38% average of 2 reports

Lung cancer

177

18% average of 2 reports

Colorectal cancer

436

17% average of 2 reports

TOTAL

1152

30% average of 16 reports

  1. Averages are determined from multiple reports by combining total cases positive for free β-subunit by total cases tested.