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Table 1 The types of primary cancer in patients with AMs and ABNs

From: 18F-FDG-PET/CT-based machine learning model evaluates indeterminate adrenal nodules in patients with extra-adrenal malignancies

Primary cancer

AMs (n = 165)

n(%)

ABNs (n = 138)

n(%)

Lung cancer

120(72.73%)

69(50%)

liver cancer

9(5.45%)

2(1.45%)

Breast cancer

7(4.24%)

14(10.14%)

Kidney cancer

7(4.24%)

2(1.45%)

Lymphoma

4(2.42%)

7(5.07%)

Gynecological cancer

3(1.82%)

15(10.87%)

Thyroid cancer

1(0.61%)

10(7.24%)

Colorecta cancer

1(0.61%)

3(2.17%)

Gingival cancer

2(1.21%)

2(1.45%)

Esophagus cancer

2(1.21%)

0

Gastric cancer

2(1.21%)

3(2.17%)

Malignant melanoma

2(1.21%)

3(2.17%)

Bladder cancer

0

2(1.45%)

Prostate cancer

0

1(0.73%)

Laryngeal cancer

1(0.61%)

1(0.73%)

Soft tissue sarcoma

3(1.82%)

2(1.45%)

Pancreas cancer

0

1(0.73%)

Tongue cancer

1(0.61%)

1(0.73%)

  1. AMs adrenal metastases, ABNs adrenal benign nodules