1.Human Understanding is Expected of the Physician: Proposing a Model of Disease Development
Sang-Heum PARK ; Samel PARK ; Jin Young KIM ; Hyeon Ah LEE ; Sang Mi LEE ; Tae Hoon LEE ; Sang Byung BAE ; Sung Hae CHANG ; Si Hyong JANG ; Sung Wan CHUN ; Jong Ho MOON
Korean Journal of Medicine 2025;100(1):44-
2.Human Understanding is Expected of the Physician: Proposing a Model of Disease Development
Sang-Heum PARK ; Samel PARK ; Jin Young KIM ; Hyeon Ah LEE ; Sang Mi LEE ; Tae Hoon LEE ; Sang Byung BAE ; Sung Hae CHANG ; Si Hyong JANG ; Sung Wan CHUN ; Jong Ho MOON
Korean Journal of Medicine 2025;100(1):44-
3.Locoregional Recurrence in Adenoid Cystic Carcinoma of the Breast: A Retrospective, Multicenter Study (KROG 22-14)
Sang Min LEE ; Bum-Sup JANG ; Won PARK ; Yong Bae KIM ; Jin Ho SONG ; Jin Hee KIM ; Tae Hyun KIM ; In Ah KIM ; Jong Hoon LEE ; Sung-Ja AHN ; Kyubo KIM ; Ah Ram CHANG ; Jeanny KWON ; Hae Jin PARK ; Kyung Hwan SHIN
Cancer Research and Treatment 2025;57(1):150-158
Purpose:
This study aims to evaluate the treatment approaches and locoregional patterns for adenoid cystic carcinoma (ACC) in the breast, which is an uncommon malignant tumor with limited clinical data.
Materials and Methods:
A total of 93 patients diagnosed with primary ACC in the breast between 1992 and 2022 were collected from multi-institutions. All patients underwent surgical resection, including breast-conserving surgery (BCS) or total mastectomy (TM). Recurrence patterns and locoregional recurrence-free survival (LRFS) were assessed.
Results:
Seventy-five patients (80.7%) underwent BCS, and 71 of them (94.7%) received post-operative radiation therapy (PORT). Eighteen patients (19.3%) underwent TM, with five of them (27.8%) also receiving PORT. With a median follow-up of 50 months, the LRFS rate was 84.2% at 5 years. Local recurrence (LR) was observed in five patients (5.4%) and four cases (80%) of the LR occurred in the tumor bed. Three of LR (3/75, 4.0%) had a history of BCS and PORT, meanwhile, two of LR (2/18, 11.1%) had a history of mastectomy. Regional recurrence occurred in two patients (2.2%), and both cases had a history of PORT with (n=1) and without (n=1) irradiation of the regional lymph nodes. Partial breast irradiation (p=0.35), BCS (p=0.96) and PORT in BCS group (p=0.33) had no significant association with LRFS.
Conclusion
BCS followed by PORT was the predominant treatment approach for ACC of the breast and LR mostly occurred in the tumor bed. The findings of this study suggest that partial breast irradiation might be considered for PORT in primary breast ACC.
4.Influence of sarcopenia on clinical outcomes in peptic ulcer bleeding: a retrospective single-center analysis in Korea
Ji Hoon YU ; Hyun Tak LEE ; Seok Ki JANG ; Ah Young LEE ; Jun-young SEO
Clinical Endoscopy 2025;58(3):425-437
Background/Aims:
Peptic ulcer bleeding (PUB) is a major cause of nonvariceal gastrointestinal bleeding. As the older population increases, the prevalence of sarcopenia is also growing. Although sarcopenia influences the prognosis of various diseases, its association with clinical outcomes of PUB remains unknown. Therefore, this study aimed to explore this correlation.
Methods:
We retrospectively analyzed 2,050 patients who underwent esophagogastroduodenoscopy for suspected gastrointestinal bleeding between January 2014 and December 2021. Patients who underwent computed tomography scans were included for sarcopenia evaluation based on the psoas muscle index, defined as the total psoas area normalized by the square of the height of the patient. Sarcopenia was defined using specific cutoffs: ≤7.3 cm2/m2 and ≤5.1 cm2/m2 for men and women, respectively. The primary outcome measured was the 30-day mortality rate.
Results:
Out of 358 patients, 149 were diagnosed with sarcopenia. The 30-day mortality rate was significantly higher in patients with sarcopenia than in those without. Multivariate regression analysis revealed significant associations between sarcopenia, a high age, blood tests, and comorbidity score, and administration of inotropic agents with 30-day mortality.
Conclusions
Our study showed that the presence of sarcopenia, elevated comorbidity scores, and use of inotropes were associated with higher 30-day mortality rates. Considering that sarcopenia may influence the clinical outcomes in patients with PUB, it is crucial to manage patients with sarcopenia with particular care.
5.Locoregional Recurrence in Adenoid Cystic Carcinoma of the Breast: A Retrospective, Multicenter Study (KROG 22-14)
Sang Min LEE ; Bum-Sup JANG ; Won PARK ; Yong Bae KIM ; Jin Ho SONG ; Jin Hee KIM ; Tae Hyun KIM ; In Ah KIM ; Jong Hoon LEE ; Sung-Ja AHN ; Kyubo KIM ; Ah Ram CHANG ; Jeanny KWON ; Hae Jin PARK ; Kyung Hwan SHIN
Cancer Research and Treatment 2025;57(1):150-158
Purpose:
This study aims to evaluate the treatment approaches and locoregional patterns for adenoid cystic carcinoma (ACC) in the breast, which is an uncommon malignant tumor with limited clinical data.
Materials and Methods:
A total of 93 patients diagnosed with primary ACC in the breast between 1992 and 2022 were collected from multi-institutions. All patients underwent surgical resection, including breast-conserving surgery (BCS) or total mastectomy (TM). Recurrence patterns and locoregional recurrence-free survival (LRFS) were assessed.
Results:
Seventy-five patients (80.7%) underwent BCS, and 71 of them (94.7%) received post-operative radiation therapy (PORT). Eighteen patients (19.3%) underwent TM, with five of them (27.8%) also receiving PORT. With a median follow-up of 50 months, the LRFS rate was 84.2% at 5 years. Local recurrence (LR) was observed in five patients (5.4%) and four cases (80%) of the LR occurred in the tumor bed. Three of LR (3/75, 4.0%) had a history of BCS and PORT, meanwhile, two of LR (2/18, 11.1%) had a history of mastectomy. Regional recurrence occurred in two patients (2.2%), and both cases had a history of PORT with (n=1) and without (n=1) irradiation of the regional lymph nodes. Partial breast irradiation (p=0.35), BCS (p=0.96) and PORT in BCS group (p=0.33) had no significant association with LRFS.
Conclusion
BCS followed by PORT was the predominant treatment approach for ACC of the breast and LR mostly occurred in the tumor bed. The findings of this study suggest that partial breast irradiation might be considered for PORT in primary breast ACC.
6.Influence of sarcopenia on clinical outcomes in peptic ulcer bleeding: a retrospective single-center analysis in Korea
Ji Hoon YU ; Hyun Tak LEE ; Seok Ki JANG ; Ah Young LEE ; Jun-young SEO
Clinical Endoscopy 2025;58(3):425-437
Background/Aims:
Peptic ulcer bleeding (PUB) is a major cause of nonvariceal gastrointestinal bleeding. As the older population increases, the prevalence of sarcopenia is also growing. Although sarcopenia influences the prognosis of various diseases, its association with clinical outcomes of PUB remains unknown. Therefore, this study aimed to explore this correlation.
Methods:
We retrospectively analyzed 2,050 patients who underwent esophagogastroduodenoscopy for suspected gastrointestinal bleeding between January 2014 and December 2021. Patients who underwent computed tomography scans were included for sarcopenia evaluation based on the psoas muscle index, defined as the total psoas area normalized by the square of the height of the patient. Sarcopenia was defined using specific cutoffs: ≤7.3 cm2/m2 and ≤5.1 cm2/m2 for men and women, respectively. The primary outcome measured was the 30-day mortality rate.
Results:
Out of 358 patients, 149 were diagnosed with sarcopenia. The 30-day mortality rate was significantly higher in patients with sarcopenia than in those without. Multivariate regression analysis revealed significant associations between sarcopenia, a high age, blood tests, and comorbidity score, and administration of inotropic agents with 30-day mortality.
Conclusions
Our study showed that the presence of sarcopenia, elevated comorbidity scores, and use of inotropes were associated with higher 30-day mortality rates. Considering that sarcopenia may influence the clinical outcomes in patients with PUB, it is crucial to manage patients with sarcopenia with particular care.
7.Human Understanding is Expected of the Physician: Proposing a Model of Disease Development
Sang-Heum PARK ; Samel PARK ; Jin Young KIM ; Hyeon Ah LEE ; Sang Mi LEE ; Tae Hoon LEE ; Sang Byung BAE ; Sung Hae CHANG ; Si Hyong JANG ; Sung Wan CHUN ; Jong Ho MOON
Korean Journal of Medicine 2025;100(1):44-
8.Locoregional Recurrence in Adenoid Cystic Carcinoma of the Breast: A Retrospective, Multicenter Study (KROG 22-14)
Sang Min LEE ; Bum-Sup JANG ; Won PARK ; Yong Bae KIM ; Jin Ho SONG ; Jin Hee KIM ; Tae Hyun KIM ; In Ah KIM ; Jong Hoon LEE ; Sung-Ja AHN ; Kyubo KIM ; Ah Ram CHANG ; Jeanny KWON ; Hae Jin PARK ; Kyung Hwan SHIN
Cancer Research and Treatment 2025;57(1):150-158
Purpose:
This study aims to evaluate the treatment approaches and locoregional patterns for adenoid cystic carcinoma (ACC) in the breast, which is an uncommon malignant tumor with limited clinical data.
Materials and Methods:
A total of 93 patients diagnosed with primary ACC in the breast between 1992 and 2022 were collected from multi-institutions. All patients underwent surgical resection, including breast-conserving surgery (BCS) or total mastectomy (TM). Recurrence patterns and locoregional recurrence-free survival (LRFS) were assessed.
Results:
Seventy-five patients (80.7%) underwent BCS, and 71 of them (94.7%) received post-operative radiation therapy (PORT). Eighteen patients (19.3%) underwent TM, with five of them (27.8%) also receiving PORT. With a median follow-up of 50 months, the LRFS rate was 84.2% at 5 years. Local recurrence (LR) was observed in five patients (5.4%) and four cases (80%) of the LR occurred in the tumor bed. Three of LR (3/75, 4.0%) had a history of BCS and PORT, meanwhile, two of LR (2/18, 11.1%) had a history of mastectomy. Regional recurrence occurred in two patients (2.2%), and both cases had a history of PORT with (n=1) and without (n=1) irradiation of the regional lymph nodes. Partial breast irradiation (p=0.35), BCS (p=0.96) and PORT in BCS group (p=0.33) had no significant association with LRFS.
Conclusion
BCS followed by PORT was the predominant treatment approach for ACC of the breast and LR mostly occurred in the tumor bed. The findings of this study suggest that partial breast irradiation might be considered for PORT in primary breast ACC.
9.Influence of sarcopenia on clinical outcomes in peptic ulcer bleeding: a retrospective single-center analysis in Korea
Ji Hoon YU ; Hyun Tak LEE ; Seok Ki JANG ; Ah Young LEE ; Jun-young SEO
Clinical Endoscopy 2025;58(3):425-437
Background/Aims:
Peptic ulcer bleeding (PUB) is a major cause of nonvariceal gastrointestinal bleeding. As the older population increases, the prevalence of sarcopenia is also growing. Although sarcopenia influences the prognosis of various diseases, its association with clinical outcomes of PUB remains unknown. Therefore, this study aimed to explore this correlation.
Methods:
We retrospectively analyzed 2,050 patients who underwent esophagogastroduodenoscopy for suspected gastrointestinal bleeding between January 2014 and December 2021. Patients who underwent computed tomography scans were included for sarcopenia evaluation based on the psoas muscle index, defined as the total psoas area normalized by the square of the height of the patient. Sarcopenia was defined using specific cutoffs: ≤7.3 cm2/m2 and ≤5.1 cm2/m2 for men and women, respectively. The primary outcome measured was the 30-day mortality rate.
Results:
Out of 358 patients, 149 were diagnosed with sarcopenia. The 30-day mortality rate was significantly higher in patients with sarcopenia than in those without. Multivariate regression analysis revealed significant associations between sarcopenia, a high age, blood tests, and comorbidity score, and administration of inotropic agents with 30-day mortality.
Conclusions
Our study showed that the presence of sarcopenia, elevated comorbidity scores, and use of inotropes were associated with higher 30-day mortality rates. Considering that sarcopenia may influence the clinical outcomes in patients with PUB, it is crucial to manage patients with sarcopenia with particular care.
10.Human Understanding is Expected of the Physician: Proposing a Model of Disease Development
Sang-Heum PARK ; Samel PARK ; Jin Young KIM ; Hyeon Ah LEE ; Sang Mi LEE ; Tae Hoon LEE ; Sang Byung BAE ; Sung Hae CHANG ; Si Hyong JANG ; Sung Wan CHUN ; Jong Ho MOON
Korean Journal of Medicine 2025;100(1):44-

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