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Table 2 Summary of previous cases of gastric metastasis of prostate cancer

From: A case report of prostate cancer metastasis to the stomach resembling undifferentiated-type early gastric cancer

Author

Age

Treatment status at the time of gastric metastases

Endoscopic findings

IHC findings

Holderman et al. [12]

88

Naïve

Nodules with central depression, Folds thickening

PSA (+), CK (+), Mucin (−)

Christoph et al. [13]

67

Naïve

N/A

PSA (+)

Hong et al. [14]

66

Disease progression on endocrine therapy

Small elevations with ulceration

PSA (+)

Onitilo et al. [15]

89

Naïve

Folds thickening with dispensability, Ulcerations

PSA (+), CK (+), CG (−)

Onitilo et al. [15]

57

Disease progression on endocrine therapy

A broad based ulcerated exophytic lesion

PSA (+), CK (+), CG (−)

Bilici et al. [16]

69

Clinical remission with endocrine therapy

Multiple ulcerations

PSA (+), PSAP (+), CK7 (−), CK20 (−)

Mehrzad et al. [17]

71

Disease progression on chemotherapy

A nodule with ulceration

CK AE1/AE3 (+), PSA (+), CK7 (−), CK20 (−), CDX2 (−),

Soe et al. [18]

64

Withdrawing chemotherapy

Folds thickening

PSA (+), AMACR (+),

Patel et al. [19]

71

Status post surgery and radiation therapy

A nodule, ulcer and multiple erosions

PSA (+)

Bhandari et al. [20]

58

Disease progression on endocrine therapy

A nodule with ulceration

PSA (+), CK20 (+), CK7 (−),

This case

75

Responding to endocrine therapy

Slightly depressed, discolored lesion

PSA (−), PSAP (+), CK7 (−), CK20 (−),

  1. IHC immunohistochemistry, (+) positive, (−) negative, CK cytokeratin, CG chromogranin, PSA prostate-specific antigen, PSAP prostate-specific alkaline phosphatase, AMACR alpha-methylacyl-coenzyme A racemase