1.Prosthetic treatment of velopharyngeal insufficiency using maxillary obturator in an edentulous patient with Passavant’s ridge
Yun-A KIM ; Chang-Mo JEONG ; Mi-Jung YUN ; Jung-Bo HUH ; So-Hyoun LEE
The Journal of Korean Academy of Prosthodontics 2025;63(2):164-175
This case report presents an 81-year-old edentulous female patient with congenital cleft lip and palate, rehabilitated with a maxillary obturator and a mandibular complete denture. A defect in the hard palate causes nasal leakage and hypernasalization of speech. Velopharyngeal insufficiency due to a defect in the soft palate causes reflux during swallowing and decreased clarity of pronunciation.The anatomical structures, such as Passavant’s ridge, were considered to prevent respiratory problems when impression taking. We achieved satisfactory results including velopharyngeal closure for pronunciation, mastication, and swallowing, as well as improved aesthetics. Therefore, we report the process and considerations of the treatment.
2.Prosthetic treatment of velopharyngeal insufficiency using maxillary obturator in an edentulous patient with Passavant’s ridge
Yun-A KIM ; Chang-Mo JEONG ; Mi-Jung YUN ; Jung-Bo HUH ; So-Hyoun LEE
The Journal of Korean Academy of Prosthodontics 2025;63(2):164-175
This case report presents an 81-year-old edentulous female patient with congenital cleft lip and palate, rehabilitated with a maxillary obturator and a mandibular complete denture. A defect in the hard palate causes nasal leakage and hypernasalization of speech. Velopharyngeal insufficiency due to a defect in the soft palate causes reflux during swallowing and decreased clarity of pronunciation.The anatomical structures, such as Passavant’s ridge, were considered to prevent respiratory problems when impression taking. We achieved satisfactory results including velopharyngeal closure for pronunciation, mastication, and swallowing, as well as improved aesthetics. Therefore, we report the process and considerations of the treatment.
3.Prosthetic treatment of velopharyngeal insufficiency using maxillary obturator in an edentulous patient with Passavant’s ridge
Yun-A KIM ; Chang-Mo JEONG ; Mi-Jung YUN ; Jung-Bo HUH ; So-Hyoun LEE
The Journal of Korean Academy of Prosthodontics 2025;63(2):164-175
This case report presents an 81-year-old edentulous female patient with congenital cleft lip and palate, rehabilitated with a maxillary obturator and a mandibular complete denture. A defect in the hard palate causes nasal leakage and hypernasalization of speech. Velopharyngeal insufficiency due to a defect in the soft palate causes reflux during swallowing and decreased clarity of pronunciation.The anatomical structures, such as Passavant’s ridge, were considered to prevent respiratory problems when impression taking. We achieved satisfactory results including velopharyngeal closure for pronunciation, mastication, and swallowing, as well as improved aesthetics. Therefore, we report the process and considerations of the treatment.
4.Prosthetic treatment of velopharyngeal insufficiency using maxillary obturator in an edentulous patient with Passavant’s ridge
Yun-A KIM ; Chang-Mo JEONG ; Mi-Jung YUN ; Jung-Bo HUH ; So-Hyoun LEE
The Journal of Korean Academy of Prosthodontics 2025;63(2):164-175
This case report presents an 81-year-old edentulous female patient with congenital cleft lip and palate, rehabilitated with a maxillary obturator and a mandibular complete denture. A defect in the hard palate causes nasal leakage and hypernasalization of speech. Velopharyngeal insufficiency due to a defect in the soft palate causes reflux during swallowing and decreased clarity of pronunciation.The anatomical structures, such as Passavant’s ridge, were considered to prevent respiratory problems when impression taking. We achieved satisfactory results including velopharyngeal closure for pronunciation, mastication, and swallowing, as well as improved aesthetics. Therefore, we report the process and considerations of the treatment.
5.Prosthetic treatment of velopharyngeal insufficiency using maxillary obturator in an edentulous patient with Passavant’s ridge
Yun-A KIM ; Chang-Mo JEONG ; Mi-Jung YUN ; Jung-Bo HUH ; So-Hyoun LEE
The Journal of Korean Academy of Prosthodontics 2025;63(2):164-175
This case report presents an 81-year-old edentulous female patient with congenital cleft lip and palate, rehabilitated with a maxillary obturator and a mandibular complete denture. A defect in the hard palate causes nasal leakage and hypernasalization of speech. Velopharyngeal insufficiency due to a defect in the soft palate causes reflux during swallowing and decreased clarity of pronunciation.The anatomical structures, such as Passavant’s ridge, were considered to prevent respiratory problems when impression taking. We achieved satisfactory results including velopharyngeal closure for pronunciation, mastication, and swallowing, as well as improved aesthetics. Therefore, we report the process and considerations of the treatment.
6.Therapeutic effects of surgical debulking of metastatic lymph nodes in cervical cancer IIICr: a trial protocol for a phase III, multicenter, randomized controlled study (KGOG1047/DEBULK trial)
Bo Seong YUN ; Kwang-Beom LEE ; Keun Ho LEE ; Ha Kyun CHANG ; Joo-Young KIM ; Myong Cheol LIM ; Chel Hun CHOI ; Hanbyoul CHO ; Dae-Yeon KIM ; Yun Hwan KIM ; Joong Sub CHOI ; Chae Hyeong LEE ; Jae-Weon KIM ; Sang Wun KIM ; Yong Bae KIM ; Chi-Heum CHO ; Dae Gy HONG ; Yong Jung SONG ; Seob JEON ; Min Kyu KIM ; Dae Hoon JEONG ; Hyun PARK ; Seok Mo KIM ; Sang-Il PARK ; Jae-Yun SONG ; Asima MUKHOPADHYAY ; Dang Huy Quoc THINH ; Nirmala Chandralega KAMPAN ; Grace J. LEE ; Jae-Hoon KIM ; Keun-Yong EOM ; Ju-Won ROH
Journal of Gynecologic Oncology 2024;35(5):e57-
Background:
Bulky or multiple lymph node (LN) metastases are associated with poor prognosis in cervical cancer, and the size or number of LN metastases is not yet reflected in the staging system and therapeutic strategy. Although the therapeutic effects of surgical resection of bulky LNs before standard treatment have been reported in several retrospective studies, wellplanned randomized clinical studies are lacking. Therefore, the aim of the Korean Gynecologic Oncology Group (KGOG) 1047/DEBULK trial is to investigate whether the debulking surgery of bulky or multiple LNs prior to concurrent chemoradiation therapy (CCRT) improves the survival rate of patients with cervical cancer IIICr diagnosed by imaging tests.
Methods
The KGOG 1047/DEBULK trial is a phase III, multicenter, randomized clinical trial involving patients with bulky or multiple LN metastases in cervical cancer IIICr. This study will include patients with a short-axis diameter of a pelvic or para-aortic LN ≥2 cm or ≥3 LNs with a short-axis diameter ≥1 cm and for whom CCRT is planned. The treatment arms will be randomly allocated in a 1:1 ratio to either receive CCRT (control arm) or undergo surgical debulking of bulky or multiple LNs before CCRT (experimental arm). CCRT consists of extended-field external beam radiotherapy/pelvic radiotherapy, brachytherapy and LN boost, and weekly chemotherapy with cisplatin (40 mg/m 2 ), 4–6 times administered intravenously.The primary endpoint will be 3-year progression-free survival rate. The secondary endpoints will be 3-year overall survival rate, treatment-related complications, and accuracy of radiological diagnosis of bulky or multiple LNs.
7.Therapeutic effects of surgical debulking of metastatic lymph nodes in cervical cancer IIICr: a trial protocol for a phase III, multicenter, randomized controlled study (KGOG1047/DEBULK trial)
Bo Seong YUN ; Kwang-Beom LEE ; Keun Ho LEE ; Ha Kyun CHANG ; Joo-Young KIM ; Myong Cheol LIM ; Chel Hun CHOI ; Hanbyoul CHO ; Dae-Yeon KIM ; Yun Hwan KIM ; Joong Sub CHOI ; Chae Hyeong LEE ; Jae-Weon KIM ; Sang Wun KIM ; Yong Bae KIM ; Chi-Heum CHO ; Dae Gy HONG ; Yong Jung SONG ; Seob JEON ; Min Kyu KIM ; Dae Hoon JEONG ; Hyun PARK ; Seok Mo KIM ; Sang-Il PARK ; Jae-Yun SONG ; Asima MUKHOPADHYAY ; Dang Huy Quoc THINH ; Nirmala Chandralega KAMPAN ; Grace J. LEE ; Jae-Hoon KIM ; Keun-Yong EOM ; Ju-Won ROH
Journal of Gynecologic Oncology 2024;35(5):e57-
Background:
Bulky or multiple lymph node (LN) metastases are associated with poor prognosis in cervical cancer, and the size or number of LN metastases is not yet reflected in the staging system and therapeutic strategy. Although the therapeutic effects of surgical resection of bulky LNs before standard treatment have been reported in several retrospective studies, wellplanned randomized clinical studies are lacking. Therefore, the aim of the Korean Gynecologic Oncology Group (KGOG) 1047/DEBULK trial is to investigate whether the debulking surgery of bulky or multiple LNs prior to concurrent chemoradiation therapy (CCRT) improves the survival rate of patients with cervical cancer IIICr diagnosed by imaging tests.
Methods
The KGOG 1047/DEBULK trial is a phase III, multicenter, randomized clinical trial involving patients with bulky or multiple LN metastases in cervical cancer IIICr. This study will include patients with a short-axis diameter of a pelvic or para-aortic LN ≥2 cm or ≥3 LNs with a short-axis diameter ≥1 cm and for whom CCRT is planned. The treatment arms will be randomly allocated in a 1:1 ratio to either receive CCRT (control arm) or undergo surgical debulking of bulky or multiple LNs before CCRT (experimental arm). CCRT consists of extended-field external beam radiotherapy/pelvic radiotherapy, brachytherapy and LN boost, and weekly chemotherapy with cisplatin (40 mg/m 2 ), 4–6 times administered intravenously.The primary endpoint will be 3-year progression-free survival rate. The secondary endpoints will be 3-year overall survival rate, treatment-related complications, and accuracy of radiological diagnosis of bulky or multiple LNs.
8.Therapeutic effects of surgical debulking of metastatic lymph nodes in cervical cancer IIICr: a trial protocol for a phase III, multicenter, randomized controlled study (KGOG1047/DEBULK trial)
Bo Seong YUN ; Kwang-Beom LEE ; Keun Ho LEE ; Ha Kyun CHANG ; Joo-Young KIM ; Myong Cheol LIM ; Chel Hun CHOI ; Hanbyoul CHO ; Dae-Yeon KIM ; Yun Hwan KIM ; Joong Sub CHOI ; Chae Hyeong LEE ; Jae-Weon KIM ; Sang Wun KIM ; Yong Bae KIM ; Chi-Heum CHO ; Dae Gy HONG ; Yong Jung SONG ; Seob JEON ; Min Kyu KIM ; Dae Hoon JEONG ; Hyun PARK ; Seok Mo KIM ; Sang-Il PARK ; Jae-Yun SONG ; Asima MUKHOPADHYAY ; Dang Huy Quoc THINH ; Nirmala Chandralega KAMPAN ; Grace J. LEE ; Jae-Hoon KIM ; Keun-Yong EOM ; Ju-Won ROH
Journal of Gynecologic Oncology 2024;35(5):e57-
Background:
Bulky or multiple lymph node (LN) metastases are associated with poor prognosis in cervical cancer, and the size or number of LN metastases is not yet reflected in the staging system and therapeutic strategy. Although the therapeutic effects of surgical resection of bulky LNs before standard treatment have been reported in several retrospective studies, wellplanned randomized clinical studies are lacking. Therefore, the aim of the Korean Gynecologic Oncology Group (KGOG) 1047/DEBULK trial is to investigate whether the debulking surgery of bulky or multiple LNs prior to concurrent chemoradiation therapy (CCRT) improves the survival rate of patients with cervical cancer IIICr diagnosed by imaging tests.
Methods
The KGOG 1047/DEBULK trial is a phase III, multicenter, randomized clinical trial involving patients with bulky or multiple LN metastases in cervical cancer IIICr. This study will include patients with a short-axis diameter of a pelvic or para-aortic LN ≥2 cm or ≥3 LNs with a short-axis diameter ≥1 cm and for whom CCRT is planned. The treatment arms will be randomly allocated in a 1:1 ratio to either receive CCRT (control arm) or undergo surgical debulking of bulky or multiple LNs before CCRT (experimental arm). CCRT consists of extended-field external beam radiotherapy/pelvic radiotherapy, brachytherapy and LN boost, and weekly chemotherapy with cisplatin (40 mg/m 2 ), 4–6 times administered intravenously.The primary endpoint will be 3-year progression-free survival rate. The secondary endpoints will be 3-year overall survival rate, treatment-related complications, and accuracy of radiological diagnosis of bulky or multiple LNs.
9.Zirconia removable prosthesis using a milled bar in patient with mandible anterior edentulous area with severe alveolar bone resorption: a case report
Jin-Young PARK ; Chang-Mo JEONG ; Mi-Jung YUN ; Jung-Bo HUH ; So-Hyoun LEE ; Dae-Sung KIM
The Journal of Korean Academy of Prosthodontics 2024;62(3):193-200
In patients with severe alveolar bone resorption on mandibular anterior edentulous areas, it can be difficult to place implants in the location for crowns, and to create the fixed prosthesis having an adequate emergence profile or embrasure, which makes maintenance difficult. Fabricating a removable zirconia prosthesis with a milled bar on poorly positioned implants can be a good option because of easy maintenance. In this case, the patient had severe bone resorption on mandibular anterior region, and large vertical space. We report on the aesthetical and easy-to-maintain results by placing two implants and fabricating a zirconia prosthesis using milled bar.
10.Full mouth rehabilitation with implant fixed prostheses using POP bow system and 3D printing gothic arch tracer in a patient with unilateral facial nerve palsy
Seong-Yun JEONG ; Chang-Mo JEONG ; Mi-Jung YOON ; Jung-Bo HUH ; So-Hyoun LEE
The Journal of Korean Academy of Prosthodontics 2024;62(3):201-214
In patients with unstable mandibular movements who are accompanied by involuntary facial muscle movements and asymmetrical changes in the facial features, many difficulties exist in determining the vertical dimension of occlusion, recording centric relation, and transferring information about the occlusal plane. In this case, for a patient with unilateral facial nerve palsy who was edentulous for a long period of time, a CAD-CAM provisional prosthesis was fabricated using a 3D printing customized gothic arch tracer and a prefabricated occlusal plane recorder, the POP bow system, to achieve a stable interarch relationship. Afterwards, a full mouth implant fixed prosthesis was fabricated by delivering an appropriate vertical dimension of occlusion, a reproducible centric relation, and a correct three-dimensional occlusal plane, and continuous maintenance was performed to restore functional and aesthetic oral health to the patient.

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