Author

Ji Yong Ahn 1

1 Asan Medical Center,Seoul,Korea (Republic of)

A 20-year single-center experience of tumor bleeding in duodenal gastrointestinal stromal tumor

Gyu Young Pih, Ji Yong Ahn, Hee Kyong Na, Jeong Hoon Lee, Kee Wook Jung, Do Hoon Kim, Kee Don Choi, Ho June Song, Gin Hyug Lee, Hwoon-Yong Jung

ACCURACY OF ENDOSCOPIC TUMOR DEPTH PREDICTION IN SUPERFICIAL ESOPHAGEAL SQUAMOUS CARCINOMA

Ji Young Choi, H.-Y. Jung, Ji Yong Ahn, Suh-Eun Bae

Clinical outcomes of endoscopic incisional therapy for treating benign esophageal stricture: comparison with balloon dilation and stent placement

Gyu Young Pih, Do Hoon Kim, Hee Kyong Na, Jeong Hoon Lee, Ji Yong Ahn, Kee Wook Jung, Kee Don Choi, Ho June Song, Gin Hyug Lee, Hwoon-Yong Jung

CLINICAL OUTCOMES OF ENDOSCOPIC RESECTION OF GASTRIC GASTROINTESTINAL STROMAL TUMOR

Kyoungwon Jung, Do Hoon Kim, Eun Jeong Gong, Ji Yong Ahn, Hee Kyong Na, Jeong Hoon Lee, Kee Wook Jung, Kee Don Choi, Ho-June Song, Gin Hyug Lee, Hwoon-Yong Jung, Won Ho Kim

DECREASE OF SERUM TOTAL GHRELIN IN EXTENSIVE ATROPHIC GASTRITIS: COMPARISON WITH PEPSINOGENS IN HISTOLOGICAL REFERENCE

Suh-Eun Bae, Jeong Hoon Lee, Ho-June Song, Hwoon-Yong Jung, Kee Don Choi, Do Hoon Kim, Ji Yong Ahn, Gin Hyug Lee

DIAGNOSTIC YIELD OF MUCOSAL INCISION WITH DEEP BIOPSY FOR SMALL GASTRIC SUBEPITHELIAL TUMOR: A COMPARISON WITH ENDOSCOPIC ULTRASOUND-GUIDED FINE NEEDLE ASPIRATION

So-Eun Park, Ji Yong Ahn, Hwoon-Yong Jung, Kee Wook Jung, Kwi-Sook Choi, Jeong Hoon Lee, Do Hoon Kim, Kee Don Choi, Ho-June Song, Gin Hyug Lee, Won Ho Kim

ENDOSCOPIC PREDICTION OF RECURRENCE IN PATIENTS WITH EARLY GASTRIC CANCER AFTER MARGIN-NEGATIVE ENDOSCOPIC RESECTION: IS FOLLOW- UP BIOPSY NECESSARY AT ENDOSCOPIC RESECTION SCAR AFTER MARGIN-NEGATIVE RESECTION?

Hee Kyong Na, Kee Don Choi, Ji Yong Ahn, Jeong Hoon Lee, Do Hoon Kim, Ho-June Song, Gin Hyug Lee, Hwoon-Yong Jung, Won Ho Kim

Endoscopic surveillance after total gastrectomy for gastric cancer: Is it necessary?

Jung Su Lee, Hee Kyong Na, Ji Yong Ahn, Kee Don Choi, Kee Wook Jung, Do Hoon Kim, Ho June Song, Gin Hyug Lee, Hwoon-Yong Jung, Jeong Hoon Lee

ENDOSCOPIC TREATMENT OF MALIGNANT GASTRIC OR DUODENAL OBSTRUCTION USING SELF-EXPANDABLE METAL STENT PLACEMENT

Hyun Lim, Kyoungwon Jung, Ji Yong Ahn, Hwoon-Yong Jung, Do Hoon Kim, Jeong Hoon Lee, Kee Wook Jung, Kee Don Choi, Ho-June Song, Gin Hyug Lee, Won Ho Kim

EPSTEIN-BARR VIRUS ASSOCIATED GASTRIC CARCINOMA IN SOLID-ORGAN TRANSPLANT RECIPIENTS

Kyoungwon Jung, Hwoon-Yong Jung, Hee Kyong Na, Ji Yong Ahn, Do Hoon Kim, Kee Wook Jung, Jeong Hoon Lee, Kee Don Choi, Ho-June Song, Gin Hyug Lee, Won Ho Kim

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