1.Percutaneous Coronary Intervention and Long-Term Management of Acute Myocardial Infarction in a Hemophilia Patient:Overcoming Bleeding Challenges
Sang Min PARK ; Dong Woo SUH ; Kyung Soon HONG ; Christopher Y KIM ; Soo Jung GONG
Yonsei Medical Journal 2024;65(12):777-780
A 55-year-old male with hemophilia A came to the outpatient clinic with chest pain for several days after overdose injection of coagulation factor. He was a heavy smoker and a chronic alcoholic. An electrocardiogram (ECG) showed no specific change. A coronary computed tomography showed moderate stenosis with soft plaque at the distal segment of right coronary artery. His pain was improved with antianginal and reflux medications. Twenty days later, he ran to the emergency room complaining of squeezing chest pain. ECG showed mild ST segment elevation in inferior territories. Invasive coronary angiography via right radial artery revealed severe thrombotic occlusion at the same lesion. A bare metal stent was deployed and dual antiplatelet therapy including aspirin and clopidogrel had been maintained for 6 months under the conventional hemophilia management. The patient did not develop any coronary events just with single clopidogrel therapy for 5 years until he passed away from pancreatic cancer. Our case implicates that the invasive coronary intervention and post-procedural management could be safely performed with conventional standards of care while maintaining the usual dose of coagulation factors in a hemophilia patient with acute coronary syndrome.
2.The Incidence and Risk Factors of Symptomatic Local Recurrence Following Surgical Treatment for Spinal Metastasis with Involvement of All Three Columns: Focusing on the Extent of Tumor Removal
Jin-Sung PARK ; Se-Jun PARK ; Dong-Ho KANG ; Chong-Suh LEE ; Gyu Sang YOO
Clinics in Orthopedic Surgery 2024;16(6):932-940
Background:
Although symptomatic local recurrence (SLR) of spinal metastasis is relatively common after aggressive surgery, there have been few studies on SLR according to the extent of tumor removal. This study aimed to evaluate the incidence of SLR after surgery in spinal metastasis and analyze the risk factors of SLR.
Methods:
This study included patients with spinal metastasis to all 3 vertebral columns. SLR was defined as the occurrence of new symptoms, confirmed by radiologic regrowth of tumor. The extent of tumor removal was classified into 3 types (corpectomy, separation surgery, and only posterior column removal). The Kaplan-Meier method was used to analyze the SLR rate after surgery.The presumed risk factors of SLR were evaluated using log-rank test and Cox regression analysis.
Results:
This study included 102 patients with a mean follow-up period of 17.7 months (range, 3–84 months). After surgical treatment, SLR was confirmed in 35 patients (34.3%). Kaplan-Meier analysis predicted that the incidence of SLR was 4.4% at 6 months, 21.5% at 12 months, 34.0% at 18 months, and 42.7% at 24 months. In the univariate analysis, the primary malignancy site, number of vertebral metastases, and surgery for progressed tumor after previous radiation therapy were significant (p = 0.042, p = 0.048, and p = 0.008, respectively). No significant differences were observed in the extent of tumor removal (p = 0.536). In the multivariate analysis, the significant risk factors of SLR included only previous radiation therapy (p = 0.012). The risk of SLR was 2.8 times higher in patients who received surgery for progressed tumor after previous radiation therapy than in those without it.
Conclusions
The SLR of spinal metastasis was predicted in 21.5% of patients at 1 year after surgical treatment. The extent of tumor removal did not seem to affect SLR. Surgery for progressed tumor after previous radiation therapy was confirmed as the only substantial risk factor. Therefore, the tumor's response to preoperative radiation therapy is the most important factor in determining SLR.
3.Percutaneous Coronary Intervention and Long-Term Management of Acute Myocardial Infarction in a Hemophilia Patient:Overcoming Bleeding Challenges
Sang Min PARK ; Dong Woo SUH ; Kyung Soon HONG ; Christopher Y KIM ; Soo Jung GONG
Yonsei Medical Journal 2024;65(12):777-780
A 55-year-old male with hemophilia A came to the outpatient clinic with chest pain for several days after overdose injection of coagulation factor. He was a heavy smoker and a chronic alcoholic. An electrocardiogram (ECG) showed no specific change. A coronary computed tomography showed moderate stenosis with soft plaque at the distal segment of right coronary artery. His pain was improved with antianginal and reflux medications. Twenty days later, he ran to the emergency room complaining of squeezing chest pain. ECG showed mild ST segment elevation in inferior territories. Invasive coronary angiography via right radial artery revealed severe thrombotic occlusion at the same lesion. A bare metal stent was deployed and dual antiplatelet therapy including aspirin and clopidogrel had been maintained for 6 months under the conventional hemophilia management. The patient did not develop any coronary events just with single clopidogrel therapy for 5 years until he passed away from pancreatic cancer. Our case implicates that the invasive coronary intervention and post-procedural management could be safely performed with conventional standards of care while maintaining the usual dose of coagulation factors in a hemophilia patient with acute coronary syndrome.
4.Percutaneous Coronary Intervention and Long-Term Management of Acute Myocardial Infarction in a Hemophilia Patient:Overcoming Bleeding Challenges
Sang Min PARK ; Dong Woo SUH ; Kyung Soon HONG ; Christopher Y KIM ; Soo Jung GONG
Yonsei Medical Journal 2024;65(12):777-780
A 55-year-old male with hemophilia A came to the outpatient clinic with chest pain for several days after overdose injection of coagulation factor. He was a heavy smoker and a chronic alcoholic. An electrocardiogram (ECG) showed no specific change. A coronary computed tomography showed moderate stenosis with soft plaque at the distal segment of right coronary artery. His pain was improved with antianginal and reflux medications. Twenty days later, he ran to the emergency room complaining of squeezing chest pain. ECG showed mild ST segment elevation in inferior territories. Invasive coronary angiography via right radial artery revealed severe thrombotic occlusion at the same lesion. A bare metal stent was deployed and dual antiplatelet therapy including aspirin and clopidogrel had been maintained for 6 months under the conventional hemophilia management. The patient did not develop any coronary events just with single clopidogrel therapy for 5 years until he passed away from pancreatic cancer. Our case implicates that the invasive coronary intervention and post-procedural management could be safely performed with conventional standards of care while maintaining the usual dose of coagulation factors in a hemophilia patient with acute coronary syndrome.
5.Clinical practice guidelines for cervical cancer: the Korean Society of Gynecologic Oncology guidelines
Ji Geun YOO ; Sung Jong LEE ; Eun Ji NAM ; Jae Hong NO ; Jeong Yeol PARK ; Jae Yun SONG ; So-Jin SHIN ; Bo Seong YUN ; Sung Taek PARK ; San-Hui LEE ; Dong Hoon SUH ; Yong Beom KIM ; Taek Sang LEE ; Jae Man BAE ; Keun Ho LEE
Journal of Gynecologic Oncology 2024;35(2):e44-
This fifth revised version of the Korean Society of Gynecologic Oncology practice guidelines for the management of cervical cancer incorporates recent research findings and changes in treatment strategies based on version 4.0 released in 2020. Each key question was developed by focusing on recent notable insights and crucial contemporary issues in the field of cervical cancer. These questions were evaluated for their significance and impact on the current treatment and were finalized through voting by the development committee. The selected key questions were as follows: the efficacy and safety of immune checkpoint inhibitors as firstor second-line treatment for recurrent or metastatic cervical cancer; the oncologic safety of minimally invasive radical hysterectomy in early stage cervical cancer; the efficacy and safety of adjuvant systemic treatment after concurrent chemoradiotherapy in locally advanced cervical cancer; and the oncologic safety of sentinel lymph node mapping compared to pelvic lymph node dissection. The recommendations, directions, and strengths of this guideline were based on systematic reviews and meta-analyses, and were finally confirmed through public hearings and external reviews. In this study, we describe the revised practice guidelines for the management of cervical cancer.
6.The Incidence and Risk Factors of Symptomatic Local Recurrence Following Surgical Treatment for Spinal Metastasis with Involvement of All Three Columns: Focusing on the Extent of Tumor Removal
Jin-Sung PARK ; Se-Jun PARK ; Dong-Ho KANG ; Chong-Suh LEE ; Gyu Sang YOO
Clinics in Orthopedic Surgery 2024;16(6):932-940
Background:
Although symptomatic local recurrence (SLR) of spinal metastasis is relatively common after aggressive surgery, there have been few studies on SLR according to the extent of tumor removal. This study aimed to evaluate the incidence of SLR after surgery in spinal metastasis and analyze the risk factors of SLR.
Methods:
This study included patients with spinal metastasis to all 3 vertebral columns. SLR was defined as the occurrence of new symptoms, confirmed by radiologic regrowth of tumor. The extent of tumor removal was classified into 3 types (corpectomy, separation surgery, and only posterior column removal). The Kaplan-Meier method was used to analyze the SLR rate after surgery.The presumed risk factors of SLR were evaluated using log-rank test and Cox regression analysis.
Results:
This study included 102 patients with a mean follow-up period of 17.7 months (range, 3–84 months). After surgical treatment, SLR was confirmed in 35 patients (34.3%). Kaplan-Meier analysis predicted that the incidence of SLR was 4.4% at 6 months, 21.5% at 12 months, 34.0% at 18 months, and 42.7% at 24 months. In the univariate analysis, the primary malignancy site, number of vertebral metastases, and surgery for progressed tumor after previous radiation therapy were significant (p = 0.042, p = 0.048, and p = 0.008, respectively). No significant differences were observed in the extent of tumor removal (p = 0.536). In the multivariate analysis, the significant risk factors of SLR included only previous radiation therapy (p = 0.012). The risk of SLR was 2.8 times higher in patients who received surgery for progressed tumor after previous radiation therapy than in those without it.
Conclusions
The SLR of spinal metastasis was predicted in 21.5% of patients at 1 year after surgical treatment. The extent of tumor removal did not seem to affect SLR. Surgery for progressed tumor after previous radiation therapy was confirmed as the only substantial risk factor. Therefore, the tumor's response to preoperative radiation therapy is the most important factor in determining SLR.
7.The Incidence and Risk Factors of Symptomatic Local Recurrence Following Surgical Treatment for Spinal Metastasis with Involvement of All Three Columns: Focusing on the Extent of Tumor Removal
Jin-Sung PARK ; Se-Jun PARK ; Dong-Ho KANG ; Chong-Suh LEE ; Gyu Sang YOO
Clinics in Orthopedic Surgery 2024;16(6):932-940
Background:
Although symptomatic local recurrence (SLR) of spinal metastasis is relatively common after aggressive surgery, there have been few studies on SLR according to the extent of tumor removal. This study aimed to evaluate the incidence of SLR after surgery in spinal metastasis and analyze the risk factors of SLR.
Methods:
This study included patients with spinal metastasis to all 3 vertebral columns. SLR was defined as the occurrence of new symptoms, confirmed by radiologic regrowth of tumor. The extent of tumor removal was classified into 3 types (corpectomy, separation surgery, and only posterior column removal). The Kaplan-Meier method was used to analyze the SLR rate after surgery.The presumed risk factors of SLR were evaluated using log-rank test and Cox regression analysis.
Results:
This study included 102 patients with a mean follow-up period of 17.7 months (range, 3–84 months). After surgical treatment, SLR was confirmed in 35 patients (34.3%). Kaplan-Meier analysis predicted that the incidence of SLR was 4.4% at 6 months, 21.5% at 12 months, 34.0% at 18 months, and 42.7% at 24 months. In the univariate analysis, the primary malignancy site, number of vertebral metastases, and surgery for progressed tumor after previous radiation therapy were significant (p = 0.042, p = 0.048, and p = 0.008, respectively). No significant differences were observed in the extent of tumor removal (p = 0.536). In the multivariate analysis, the significant risk factors of SLR included only previous radiation therapy (p = 0.012). The risk of SLR was 2.8 times higher in patients who received surgery for progressed tumor after previous radiation therapy than in those without it.
Conclusions
The SLR of spinal metastasis was predicted in 21.5% of patients at 1 year after surgical treatment. The extent of tumor removal did not seem to affect SLR. Surgery for progressed tumor after previous radiation therapy was confirmed as the only substantial risk factor. Therefore, the tumor's response to preoperative radiation therapy is the most important factor in determining SLR.
8.Clinical practice guidelines for cervical cancer: the Korean Society of Gynecologic Oncology guidelines
Ji Geun YOO ; Sung Jong LEE ; Eun Ji NAM ; Jae Hong NO ; Jeong Yeol PARK ; Jae Yun SONG ; So-Jin SHIN ; Bo Seong YUN ; Sung Taek PARK ; San-Hui LEE ; Dong Hoon SUH ; Yong Beom KIM ; Taek Sang LEE ; Jae Man BAE ; Keun Ho LEE
Journal of Gynecologic Oncology 2024;35(2):e44-
This fifth revised version of the Korean Society of Gynecologic Oncology practice guidelines for the management of cervical cancer incorporates recent research findings and changes in treatment strategies based on version 4.0 released in 2020. Each key question was developed by focusing on recent notable insights and crucial contemporary issues in the field of cervical cancer. These questions were evaluated for their significance and impact on the current treatment and were finalized through voting by the development committee. The selected key questions were as follows: the efficacy and safety of immune checkpoint inhibitors as firstor second-line treatment for recurrent or metastatic cervical cancer; the oncologic safety of minimally invasive radical hysterectomy in early stage cervical cancer; the efficacy and safety of adjuvant systemic treatment after concurrent chemoradiotherapy in locally advanced cervical cancer; and the oncologic safety of sentinel lymph node mapping compared to pelvic lymph node dissection. The recommendations, directions, and strengths of this guideline were based on systematic reviews and meta-analyses, and were finally confirmed through public hearings and external reviews. In this study, we describe the revised practice guidelines for the management of cervical cancer.
9.Percutaneous Coronary Intervention and Long-Term Management of Acute Myocardial Infarction in a Hemophilia Patient:Overcoming Bleeding Challenges
Sang Min PARK ; Dong Woo SUH ; Kyung Soon HONG ; Christopher Y KIM ; Soo Jung GONG
Yonsei Medical Journal 2024;65(12):777-780
A 55-year-old male with hemophilia A came to the outpatient clinic with chest pain for several days after overdose injection of coagulation factor. He was a heavy smoker and a chronic alcoholic. An electrocardiogram (ECG) showed no specific change. A coronary computed tomography showed moderate stenosis with soft plaque at the distal segment of right coronary artery. His pain was improved with antianginal and reflux medications. Twenty days later, he ran to the emergency room complaining of squeezing chest pain. ECG showed mild ST segment elevation in inferior territories. Invasive coronary angiography via right radial artery revealed severe thrombotic occlusion at the same lesion. A bare metal stent was deployed and dual antiplatelet therapy including aspirin and clopidogrel had been maintained for 6 months under the conventional hemophilia management. The patient did not develop any coronary events just with single clopidogrel therapy for 5 years until he passed away from pancreatic cancer. Our case implicates that the invasive coronary intervention and post-procedural management could be safely performed with conventional standards of care while maintaining the usual dose of coagulation factors in a hemophilia patient with acute coronary syndrome.
10.The Incidence and Risk Factors of Symptomatic Local Recurrence Following Surgical Treatment for Spinal Metastasis with Involvement of All Three Columns: Focusing on the Extent of Tumor Removal
Jin-Sung PARK ; Se-Jun PARK ; Dong-Ho KANG ; Chong-Suh LEE ; Gyu Sang YOO
Clinics in Orthopedic Surgery 2024;16(6):932-940
Background:
Although symptomatic local recurrence (SLR) of spinal metastasis is relatively common after aggressive surgery, there have been few studies on SLR according to the extent of tumor removal. This study aimed to evaluate the incidence of SLR after surgery in spinal metastasis and analyze the risk factors of SLR.
Methods:
This study included patients with spinal metastasis to all 3 vertebral columns. SLR was defined as the occurrence of new symptoms, confirmed by radiologic regrowth of tumor. The extent of tumor removal was classified into 3 types (corpectomy, separation surgery, and only posterior column removal). The Kaplan-Meier method was used to analyze the SLR rate after surgery.The presumed risk factors of SLR were evaluated using log-rank test and Cox regression analysis.
Results:
This study included 102 patients with a mean follow-up period of 17.7 months (range, 3–84 months). After surgical treatment, SLR was confirmed in 35 patients (34.3%). Kaplan-Meier analysis predicted that the incidence of SLR was 4.4% at 6 months, 21.5% at 12 months, 34.0% at 18 months, and 42.7% at 24 months. In the univariate analysis, the primary malignancy site, number of vertebral metastases, and surgery for progressed tumor after previous radiation therapy were significant (p = 0.042, p = 0.048, and p = 0.008, respectively). No significant differences were observed in the extent of tumor removal (p = 0.536). In the multivariate analysis, the significant risk factors of SLR included only previous radiation therapy (p = 0.012). The risk of SLR was 2.8 times higher in patients who received surgery for progressed tumor after previous radiation therapy than in those without it.
Conclusions
The SLR of spinal metastasis was predicted in 21.5% of patients at 1 year after surgical treatment. The extent of tumor removal did not seem to affect SLR. Surgery for progressed tumor after previous radiation therapy was confirmed as the only substantial risk factor. Therefore, the tumor's response to preoperative radiation therapy is the most important factor in determining SLR.

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