1.Surgical treatment options of displaced midshaft fractures of the clavicle in young adults: plate fixation versus intramedullary nailing
Ji Un KIM ; Ji Young YOON ; Hyung Jun PARK ; Jung Ho PARK
Clinics in Shoulder and Elbow 2024;27(4):447-453
Background:
This study aimed to compare the outcomes and complications of active young adults undergoing open reduction and plate fixation (ORPF) and intramedullary nailing (IMN) for displaced midshaft clavicle fractures (MCFs).
Methods:
A retrospective review was performed on all patients undergoing ORPF and IMN of complete MCFs at a single center between 2018 and 2022. Patients who were younger than 60 years with radiographic follow-up until union were included in the study. The mean age of the patients was 33.1 years. Outcome measures were achievement of union, time to healing, residual deformity, complications, and need for additional procedures.
Results:
Of 39 patients, 29 underwent ORPF and 10 underwent IMN. Plate fixation provided faster functional recovery in the first 6 months, but no difference was observed after 1 year. All fractures in the IMN group healed (100%), compared to 90% in the ORPF group (P=0.08). Mean time to union was 21±8.9 weeks and was significantly different between the two groups (P<0.01), with the ORPF group averaging 23.1 weeks and the IMN group 20.8 weeks. Nonunion rates were higher in the ORPF group (10.3%) than in the IMN group (0%), but the difference was not significant (P=0.08).
Conclusions
Both methods restored patients to their pre-injury functional levels. However, IMN, with its higher healing rate, fewer required revision surgeries, and lower incisional numbness, appears to be the preferred method for treating MSFs without comminution in young adults.Level of evidence: III.
2.Surgical treatment options of displaced midshaft fractures of the clavicle in young adults: plate fixation versus intramedullary nailing
Ji Un KIM ; Ji Young YOON ; Hyung Jun PARK ; Jung Ho PARK
Clinics in Shoulder and Elbow 2024;27(4):447-453
Background:
This study aimed to compare the outcomes and complications of active young adults undergoing open reduction and plate fixation (ORPF) and intramedullary nailing (IMN) for displaced midshaft clavicle fractures (MCFs).
Methods:
A retrospective review was performed on all patients undergoing ORPF and IMN of complete MCFs at a single center between 2018 and 2022. Patients who were younger than 60 years with radiographic follow-up until union were included in the study. The mean age of the patients was 33.1 years. Outcome measures were achievement of union, time to healing, residual deformity, complications, and need for additional procedures.
Results:
Of 39 patients, 29 underwent ORPF and 10 underwent IMN. Plate fixation provided faster functional recovery in the first 6 months, but no difference was observed after 1 year. All fractures in the IMN group healed (100%), compared to 90% in the ORPF group (P=0.08). Mean time to union was 21±8.9 weeks and was significantly different between the two groups (P<0.01), with the ORPF group averaging 23.1 weeks and the IMN group 20.8 weeks. Nonunion rates were higher in the ORPF group (10.3%) than in the IMN group (0%), but the difference was not significant (P=0.08).
Conclusions
Both methods restored patients to their pre-injury functional levels. However, IMN, with its higher healing rate, fewer required revision surgeries, and lower incisional numbness, appears to be the preferred method for treating MSFs without comminution in young adults.Level of evidence: III.
3.Transcholecystic Duodenal Drainage as an Alternative Decompression Method for Afferent Loop Syndrome: Two Case Reports
Jihoon HONG ; Gab Chul KIM ; Jung Guen CHA ; Jongmin PARK ; Byunggeon PARK ; Seo Young PARK ; Sang Un KIM
Journal of the Korean Society of Radiology 2024;85(3):661-667
Afferent loop syndrome (ALS) is a rare complication of gastrectomies and gastrointestinal reconstruction. This can predispose patients to fatal conditions, such as cholangitis, pancreatitis, and duodenal perforation with peritonitis. Therefore, emergency decompression is necessary to prevent these complications. Herein, we report two cases in which transcholecystic duodenal drainage, an alternative decompression treatment, was performed in ALS patients without bile duct dilatation. Two patients who underwent distal gastrectomy with Billroth II anastomosis sought consultation in an emergency department for epigastric pain and vomiting. On CT, ALS with acute pancreatitis was diagnosed. However, biliary access could not be achieved because of the absence of bile duct dilatation. To overcome this problem, a duodenal drainage catheter was placed to decompress the afferent loop after traversing the cystic duct via a transcholecystic approach. The patients were discharged without additional surgical treatment 2 weeks and 1 month after drainage.
4.IFITM3-mediated activation of TRAF6/MAPK/AP-1pathways induces acquired TKI resistance in clear cell renal cell carcinoma
Se Un JEONG ; Ja-Min PARK ; Sun Young YOON ; Hee Sang HWANG ; Heounjeong GO ; Dong-Myung SHIN ; Hyein JU ; Chang Ohk SUNG ; Jae-Lyun LEE ; Gowun JEONG ; Yong Mee CHO
Investigative and Clinical Urology 2024;65(1):84-93
Purpose:
Vascular endothelial growth factor tyrosine kinase inhibitors (TKIs) have been the standard of care for advanced and metastatic clear cell renal cell carcinoma (ccRCC). However, the therapeutic effect of TKI monotherapy remains unsatisfactory given the high rates of acquired resistance to TKI therapy despite favorable initial tumor response.
Materials and Methods:
To define the TKI-resistance mechanism and identify new therapeutic target for TKI-resistant ccRCC, an integrative differential gene expression analysis was performed using acquired resistant cohort and a public dataset. Sunitinib-resistant RCC cell lines were established and used to test their malignant behaviors of TKI resistance through in vitro and in vivo studies. Immunohistochemistry was conducted to compare expression between the tumor and normal kidney and verify expression of pathway-related proteins.
Results:
Integrated differential gene expression analysis revealed increased interferon-induced transmembrane protein 3 (IFITM3) expression in post-TKI samples. IFITM3 expression was increased in ccRCC compared with the normal kidney. TKI-resistant RCC cells showed high expression of IFITM3 compared with TKI-sensitive cells and displayed aggressive biologic features such as higher proliferative ability, clonogenic survival, migration, and invasion while being treated with sunitinib. These aggressive features were suppressed by the inhibition of IFITM3 expression and promoted by IFITM3 overexpression, and these findings were confirmed in a xenograft model. IFITM3-mediated TKI resistance was associated with the activation of TRAF6 and MAPK/AP-1 pathways.
Conclusions
These results demonstrate IFITM3-mediated activation of the TRAF6/MAPK/AP-1 pathways as a mechanism of acquired TKI resistance, and suggest IFITM3 as a new target for TKI-resistant ccRCC.
5.Surgical treatment options of displaced midshaft fractures of the clavicle in young adults: plate fixation versus intramedullary nailing
Ji Un KIM ; Ji Young YOON ; Hyung Jun PARK ; Jung Ho PARK
Clinics in Shoulder and Elbow 2024;27(4):447-453
Background:
This study aimed to compare the outcomes and complications of active young adults undergoing open reduction and plate fixation (ORPF) and intramedullary nailing (IMN) for displaced midshaft clavicle fractures (MCFs).
Methods:
A retrospective review was performed on all patients undergoing ORPF and IMN of complete MCFs at a single center between 2018 and 2022. Patients who were younger than 60 years with radiographic follow-up until union were included in the study. The mean age of the patients was 33.1 years. Outcome measures were achievement of union, time to healing, residual deformity, complications, and need for additional procedures.
Results:
Of 39 patients, 29 underwent ORPF and 10 underwent IMN. Plate fixation provided faster functional recovery in the first 6 months, but no difference was observed after 1 year. All fractures in the IMN group healed (100%), compared to 90% in the ORPF group (P=0.08). Mean time to union was 21±8.9 weeks and was significantly different between the two groups (P<0.01), with the ORPF group averaging 23.1 weeks and the IMN group 20.8 weeks. Nonunion rates were higher in the ORPF group (10.3%) than in the IMN group (0%), but the difference was not significant (P=0.08).
Conclusions
Both methods restored patients to their pre-injury functional levels. However, IMN, with its higher healing rate, fewer required revision surgeries, and lower incisional numbness, appears to be the preferred method for treating MSFs without comminution in young adults.Level of evidence: III.
6.Transcholecystic Duodenal Drainage as an Alternative Decompression Method for Afferent Loop Syndrome: Two Case Reports
Jihoon HONG ; Gab Chul KIM ; Jung Guen CHA ; Jongmin PARK ; Byunggeon PARK ; Seo Young PARK ; Sang Un KIM
Journal of the Korean Society of Radiology 2024;85(3):661-667
Afferent loop syndrome (ALS) is a rare complication of gastrectomies and gastrointestinal reconstruction. This can predispose patients to fatal conditions, such as cholangitis, pancreatitis, and duodenal perforation with peritonitis. Therefore, emergency decompression is necessary to prevent these complications. Herein, we report two cases in which transcholecystic duodenal drainage, an alternative decompression treatment, was performed in ALS patients without bile duct dilatation. Two patients who underwent distal gastrectomy with Billroth II anastomosis sought consultation in an emergency department for epigastric pain and vomiting. On CT, ALS with acute pancreatitis was diagnosed. However, biliary access could not be achieved because of the absence of bile duct dilatation. To overcome this problem, a duodenal drainage catheter was placed to decompress the afferent loop after traversing the cystic duct via a transcholecystic approach. The patients were discharged without additional surgical treatment 2 weeks and 1 month after drainage.
7.Surgical treatment options of displaced midshaft fractures of the clavicle in young adults: plate fixation versus intramedullary nailing
Ji Un KIM ; Ji Young YOON ; Hyung Jun PARK ; Jung Ho PARK
Clinics in Shoulder and Elbow 2024;27(4):447-453
Background:
This study aimed to compare the outcomes and complications of active young adults undergoing open reduction and plate fixation (ORPF) and intramedullary nailing (IMN) for displaced midshaft clavicle fractures (MCFs).
Methods:
A retrospective review was performed on all patients undergoing ORPF and IMN of complete MCFs at a single center between 2018 and 2022. Patients who were younger than 60 years with radiographic follow-up until union were included in the study. The mean age of the patients was 33.1 years. Outcome measures were achievement of union, time to healing, residual deformity, complications, and need for additional procedures.
Results:
Of 39 patients, 29 underwent ORPF and 10 underwent IMN. Plate fixation provided faster functional recovery in the first 6 months, but no difference was observed after 1 year. All fractures in the IMN group healed (100%), compared to 90% in the ORPF group (P=0.08). Mean time to union was 21±8.9 weeks and was significantly different between the two groups (P<0.01), with the ORPF group averaging 23.1 weeks and the IMN group 20.8 weeks. Nonunion rates were higher in the ORPF group (10.3%) than in the IMN group (0%), but the difference was not significant (P=0.08).
Conclusions
Both methods restored patients to their pre-injury functional levels. However, IMN, with its higher healing rate, fewer required revision surgeries, and lower incisional numbness, appears to be the preferred method for treating MSFs without comminution in young adults.Level of evidence: III.
8.Transcholecystic Duodenal Drainage as an Alternative Decompression Method for Afferent Loop Syndrome: Two Case Reports
Jihoon HONG ; Gab Chul KIM ; Jung Guen CHA ; Jongmin PARK ; Byunggeon PARK ; Seo Young PARK ; Sang Un KIM
Journal of the Korean Society of Radiology 2024;85(3):661-667
Afferent loop syndrome (ALS) is a rare complication of gastrectomies and gastrointestinal reconstruction. This can predispose patients to fatal conditions, such as cholangitis, pancreatitis, and duodenal perforation with peritonitis. Therefore, emergency decompression is necessary to prevent these complications. Herein, we report two cases in which transcholecystic duodenal drainage, an alternative decompression treatment, was performed in ALS patients without bile duct dilatation. Two patients who underwent distal gastrectomy with Billroth II anastomosis sought consultation in an emergency department for epigastric pain and vomiting. On CT, ALS with acute pancreatitis was diagnosed. However, biliary access could not be achieved because of the absence of bile duct dilatation. To overcome this problem, a duodenal drainage catheter was placed to decompress the afferent loop after traversing the cystic duct via a transcholecystic approach. The patients were discharged without additional surgical treatment 2 weeks and 1 month after drainage.
9.Granular Cell Tumor of the Male Breast With Nipple Retraction and Pectoralis Major Invasion Treated With Mastectomy: A Case Report
Sang Chun PARK ; Yong Bin KWON ; Sang Yun AN ; Hye Un MA ; Seo Won JUNG ; Yong Min NA ; Young Jae RYU ; Hyo Jae LEE ; Hyo Soon LIM ; Ji Shin LEE ; Jin Seong CHO ; Min Ho PARK
Journal of Breast Disease 2024;12(1):19-22
Granular cell tumor is a rare disease, and it is even rarer in the male breast. Although it is typically a benign tumor, due to its features and image findings, it can be easily misdiagnosed and managed as a malignant tumor. Therefore, the extent of the surgery can inappropriately be expanded. To avoid misdiagnosis and overtreatment, surgeons must perform a careful evaluation. We describe a case of a granular cell tumor of the male breast treated with mastectomy.
10.Effects of Critical Thinking Disposition, Digital Literacy, and Nursing Informatics Competence on the Competency in Evidence-Based Practice among Clinical Nurses
Journal of Korean Clinical Nursing Research 2024;30(1):1-10
Purpose:
This study aimed to investigate the competency in evidence-based practice, critical thinking disposition, digital literacy, and nursing informatics competence, and to identify the factors influencing the competency in evidence-based practice among nurses.
Methods:
The participants in this study were 196 nurses from a university hospital in J-city. Data were collected from December 1 to December 30, 2023. The collected data were analyzed with the SPSS 26.0 program using descriptive statistics, independent t-test, one-way analysis of variance, Scheffé test, Pearson's correlation coefficients, and multiple regression analysis.
Results:
The results showed that the factors influencing the competency in evidence-based practice included nursing informatics competence, critical thinking disposition, digital literacy, and having a master's degree. The participants with a master's degree demonstrated higher competency in evidence-based practice compared to those with a three-year degree or a four-year degree, and a total explanatory power was 53.1%.
Conclusion
In this study, critical thinking disposition, digital literacy, and nursing informatics competence were influential factors in competency of evidence-based practice. Therefore, a variety of intervention programs should be developed to enhance the impact of these factors on nurses’ competency in evidence-based practice.

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