1.Complete mouth rehabilitation using jaw motion tracking and facial scan: a case report
Jongmin KIM ; Jai-Young KOAK ; Seong-Kyun KIM ; Ji-Man PARK
The Journal of Korean Academy of Prosthodontics 2025;63(1):50-61
The occlusal collapse resulting from loss of posterior tooth support and attrition necessitates treatment aimed at restoring normal function and aesthetics.Particularly in cases where there is insufficient space for restoration, full mouth rehabilitation accompanied by increased vertical dimension is necessary. This case report presents a complete mouth rehabilitation of a patient with inadequate anterior restoration space due to loss of posterior tooth support, utilizing guided implant surgery, facial scan, virtual articulator, and jaw motion tracker.
2.Complete mouth rehabilitation using jaw motion tracking and facial scan: a case report
Jongmin KIM ; Jai-Young KOAK ; Seong-Kyun KIM ; Ji-Man PARK
The Journal of Korean Academy of Prosthodontics 2025;63(1):50-61
The occlusal collapse resulting from loss of posterior tooth support and attrition necessitates treatment aimed at restoring normal function and aesthetics.Particularly in cases where there is insufficient space for restoration, full mouth rehabilitation accompanied by increased vertical dimension is necessary. This case report presents a complete mouth rehabilitation of a patient with inadequate anterior restoration space due to loss of posterior tooth support, utilizing guided implant surgery, facial scan, virtual articulator, and jaw motion tracker.
3.Tuberculous and Malignant Pleural Effusions With Adenosine Deaminase Levels of 40–70 IU/L: Trends in New Cases Over Time and Differentiation Between Groups
Jaehee LEE ; Jongmin PARK ; Jae Kwang LIM ; Ji Eun PARK ; Yong Hoon LEE ; Sun Ha CHOI ; Hyewon SEO ; Seung Soo YOO ; Shin Yup LEE ; Seung-Ick CHA ; Jae Yong PARK ; Chang Ho KIM
Journal of Korean Medical Science 2025;40(13):e35-
Background:
The diagnosis of tuberculous pleural effusion (TPE) often relies on pleural fluid adenosine deaminase (ADA) levels. The diagnostic utility of ADA, however, is influenced by the prevalence of tuberculosis (TB) in local populations. Malignant pleural effusion (MPE) cases can exhibit moderately elevated ADA levels comparable to those seen in TPE. As population aging potentially impacts ADA levels, global TB incidence is decreasing whereas the burden of malignancy is on the rise. Consequently, epidemiological shifts and temporal changes in ADA distribution complicate the differential diagnosis between TPE and MPE when ADA levels are within the 40–70 IU/L range. Nonetheless, data specific to this subset are scarce.
Methods:
This retrospective study included consecutive patients aged > 18 years with confirmed TPE and MPE, spanning from 2012 to 2023. ADA levels in pleural fluid were categorized into three groups: < 40 IU/L, 40–70 IU/L, and > 70 IU/L. The study examined annual trends in the frequency of new cases and ADA level distributions over time and identified discriminating factors between TPE and MPE in cases with ADA levels of 40–70 IU/L.
Results:
In total, 297 TPE and 369 MPE cases were included in this study. Over the study period, the frequency of TPE progressively declined, while that of MPE increased. In the most recent four-year period, new TPE and MPE cases with ADA levels of 40–70 IU/L occurred at comparable numbers. Multivariable analysis identified pleural fluid carcinoembryonic antigen (CEA) levels and the number of focal pleural nodules as independent predictors for MPE. Specifically, the presence of either CEA levels > 15.7 ng/mL or more than eight pleural nodules yielded the highest diagnostic accuracy with a sensitivity of 88%, specificity of 100%, and an area under the curve of 0.95.
Conclusion
The differential diagnosis between TPE and MPE with pleural ADA levels of 40–70 IU/L has become increasingly critical due to evolving epidemiological patterns and ADA distribution changes over time. Pleural fluid CEA levels and the characteristics of pleural nodules may offer valuable guidance in distinguishing between TPE and MPE within this diagnostic gray zone.
4.Tuberculous and Malignant Pleural Effusions With Adenosine Deaminase Levels of 40–70 IU/L: Trends in New Cases Over Time and Differentiation Between Groups
Jaehee LEE ; Jongmin PARK ; Jae Kwang LIM ; Ji Eun PARK ; Yong Hoon LEE ; Sun Ha CHOI ; Hyewon SEO ; Seung Soo YOO ; Shin Yup LEE ; Seung-Ick CHA ; Jae Yong PARK ; Chang Ho KIM
Journal of Korean Medical Science 2025;40(13):e35-
Background:
The diagnosis of tuberculous pleural effusion (TPE) often relies on pleural fluid adenosine deaminase (ADA) levels. The diagnostic utility of ADA, however, is influenced by the prevalence of tuberculosis (TB) in local populations. Malignant pleural effusion (MPE) cases can exhibit moderately elevated ADA levels comparable to those seen in TPE. As population aging potentially impacts ADA levels, global TB incidence is decreasing whereas the burden of malignancy is on the rise. Consequently, epidemiological shifts and temporal changes in ADA distribution complicate the differential diagnosis between TPE and MPE when ADA levels are within the 40–70 IU/L range. Nonetheless, data specific to this subset are scarce.
Methods:
This retrospective study included consecutive patients aged > 18 years with confirmed TPE and MPE, spanning from 2012 to 2023. ADA levels in pleural fluid were categorized into three groups: < 40 IU/L, 40–70 IU/L, and > 70 IU/L. The study examined annual trends in the frequency of new cases and ADA level distributions over time and identified discriminating factors between TPE and MPE in cases with ADA levels of 40–70 IU/L.
Results:
In total, 297 TPE and 369 MPE cases were included in this study. Over the study period, the frequency of TPE progressively declined, while that of MPE increased. In the most recent four-year period, new TPE and MPE cases with ADA levels of 40–70 IU/L occurred at comparable numbers. Multivariable analysis identified pleural fluid carcinoembryonic antigen (CEA) levels and the number of focal pleural nodules as independent predictors for MPE. Specifically, the presence of either CEA levels > 15.7 ng/mL or more than eight pleural nodules yielded the highest diagnostic accuracy with a sensitivity of 88%, specificity of 100%, and an area under the curve of 0.95.
Conclusion
The differential diagnosis between TPE and MPE with pleural ADA levels of 40–70 IU/L has become increasingly critical due to evolving epidemiological patterns and ADA distribution changes over time. Pleural fluid CEA levels and the characteristics of pleural nodules may offer valuable guidance in distinguishing between TPE and MPE within this diagnostic gray zone.
5.Tuberculous and Malignant Pleural Effusions With Adenosine Deaminase Levels of 40–70 IU/L: Trends in New Cases Over Time and Differentiation Between Groups
Jaehee LEE ; Jongmin PARK ; Jae Kwang LIM ; Ji Eun PARK ; Yong Hoon LEE ; Sun Ha CHOI ; Hyewon SEO ; Seung Soo YOO ; Shin Yup LEE ; Seung-Ick CHA ; Jae Yong PARK ; Chang Ho KIM
Journal of Korean Medical Science 2025;40(13):e35-
Background:
The diagnosis of tuberculous pleural effusion (TPE) often relies on pleural fluid adenosine deaminase (ADA) levels. The diagnostic utility of ADA, however, is influenced by the prevalence of tuberculosis (TB) in local populations. Malignant pleural effusion (MPE) cases can exhibit moderately elevated ADA levels comparable to those seen in TPE. As population aging potentially impacts ADA levels, global TB incidence is decreasing whereas the burden of malignancy is on the rise. Consequently, epidemiological shifts and temporal changes in ADA distribution complicate the differential diagnosis between TPE and MPE when ADA levels are within the 40–70 IU/L range. Nonetheless, data specific to this subset are scarce.
Methods:
This retrospective study included consecutive patients aged > 18 years with confirmed TPE and MPE, spanning from 2012 to 2023. ADA levels in pleural fluid were categorized into three groups: < 40 IU/L, 40–70 IU/L, and > 70 IU/L. The study examined annual trends in the frequency of new cases and ADA level distributions over time and identified discriminating factors between TPE and MPE in cases with ADA levels of 40–70 IU/L.
Results:
In total, 297 TPE and 369 MPE cases were included in this study. Over the study period, the frequency of TPE progressively declined, while that of MPE increased. In the most recent four-year period, new TPE and MPE cases with ADA levels of 40–70 IU/L occurred at comparable numbers. Multivariable analysis identified pleural fluid carcinoembryonic antigen (CEA) levels and the number of focal pleural nodules as independent predictors for MPE. Specifically, the presence of either CEA levels > 15.7 ng/mL or more than eight pleural nodules yielded the highest diagnostic accuracy with a sensitivity of 88%, specificity of 100%, and an area under the curve of 0.95.
Conclusion
The differential diagnosis between TPE and MPE with pleural ADA levels of 40–70 IU/L has become increasingly critical due to evolving epidemiological patterns and ADA distribution changes over time. Pleural fluid CEA levels and the characteristics of pleural nodules may offer valuable guidance in distinguishing between TPE and MPE within this diagnostic gray zone.
6.Complete mouth rehabilitation using jaw motion tracking and facial scan: a case report
Jongmin KIM ; Jai-Young KOAK ; Seong-Kyun KIM ; Ji-Man PARK
The Journal of Korean Academy of Prosthodontics 2025;63(1):50-61
The occlusal collapse resulting from loss of posterior tooth support and attrition necessitates treatment aimed at restoring normal function and aesthetics.Particularly in cases where there is insufficient space for restoration, full mouth rehabilitation accompanied by increased vertical dimension is necessary. This case report presents a complete mouth rehabilitation of a patient with inadequate anterior restoration space due to loss of posterior tooth support, utilizing guided implant surgery, facial scan, virtual articulator, and jaw motion tracker.
7.Complete mouth rehabilitation using jaw motion tracking and facial scan: a case report
Jongmin KIM ; Jai-Young KOAK ; Seong-Kyun KIM ; Ji-Man PARK
The Journal of Korean Academy of Prosthodontics 2025;63(1):50-61
The occlusal collapse resulting from loss of posterior tooth support and attrition necessitates treatment aimed at restoring normal function and aesthetics.Particularly in cases where there is insufficient space for restoration, full mouth rehabilitation accompanied by increased vertical dimension is necessary. This case report presents a complete mouth rehabilitation of a patient with inadequate anterior restoration space due to loss of posterior tooth support, utilizing guided implant surgery, facial scan, virtual articulator, and jaw motion tracker.
8.Complete mouth rehabilitation using jaw motion tracking and facial scan: a case report
Jongmin KIM ; Jai-Young KOAK ; Seong-Kyun KIM ; Ji-Man PARK
The Journal of Korean Academy of Prosthodontics 2025;63(1):50-61
The occlusal collapse resulting from loss of posterior tooth support and attrition necessitates treatment aimed at restoring normal function and aesthetics.Particularly in cases where there is insufficient space for restoration, full mouth rehabilitation accompanied by increased vertical dimension is necessary. This case report presents a complete mouth rehabilitation of a patient with inadequate anterior restoration space due to loss of posterior tooth support, utilizing guided implant surgery, facial scan, virtual articulator, and jaw motion tracker.
9.Tuberculous and Malignant Pleural Effusions With Adenosine Deaminase Levels of 40–70 IU/L: Trends in New Cases Over Time and Differentiation Between Groups
Jaehee LEE ; Jongmin PARK ; Jae Kwang LIM ; Ji Eun PARK ; Yong Hoon LEE ; Sun Ha CHOI ; Hyewon SEO ; Seung Soo YOO ; Shin Yup LEE ; Seung-Ick CHA ; Jae Yong PARK ; Chang Ho KIM
Journal of Korean Medical Science 2025;40(13):e35-
Background:
The diagnosis of tuberculous pleural effusion (TPE) often relies on pleural fluid adenosine deaminase (ADA) levels. The diagnostic utility of ADA, however, is influenced by the prevalence of tuberculosis (TB) in local populations. Malignant pleural effusion (MPE) cases can exhibit moderately elevated ADA levels comparable to those seen in TPE. As population aging potentially impacts ADA levels, global TB incidence is decreasing whereas the burden of malignancy is on the rise. Consequently, epidemiological shifts and temporal changes in ADA distribution complicate the differential diagnosis between TPE and MPE when ADA levels are within the 40–70 IU/L range. Nonetheless, data specific to this subset are scarce.
Methods:
This retrospective study included consecutive patients aged > 18 years with confirmed TPE and MPE, spanning from 2012 to 2023. ADA levels in pleural fluid were categorized into three groups: < 40 IU/L, 40–70 IU/L, and > 70 IU/L. The study examined annual trends in the frequency of new cases and ADA level distributions over time and identified discriminating factors between TPE and MPE in cases with ADA levels of 40–70 IU/L.
Results:
In total, 297 TPE and 369 MPE cases were included in this study. Over the study period, the frequency of TPE progressively declined, while that of MPE increased. In the most recent four-year period, new TPE and MPE cases with ADA levels of 40–70 IU/L occurred at comparable numbers. Multivariable analysis identified pleural fluid carcinoembryonic antigen (CEA) levels and the number of focal pleural nodules as independent predictors for MPE. Specifically, the presence of either CEA levels > 15.7 ng/mL or more than eight pleural nodules yielded the highest diagnostic accuracy with a sensitivity of 88%, specificity of 100%, and an area under the curve of 0.95.
Conclusion
The differential diagnosis between TPE and MPE with pleural ADA levels of 40–70 IU/L has become increasingly critical due to evolving epidemiological patterns and ADA distribution changes over time. Pleural fluid CEA levels and the characteristics of pleural nodules may offer valuable guidance in distinguishing between TPE and MPE within this diagnostic gray zone.
10.Visualization of Pancreatic Tail Cancer with Liver Metastasis through Abdominal Transsplenic Scan
Daejin KIM ; Hanjun RYU ; Hyunsoo KIM ; Changkeun PARK ; Jaekwon JUNG ; Jongmin KIM ; Jeonghoon SONG ; Jaewon LEE
Clinical Ultrasound 2024;9(1):38-41
Pancreatic cancer typically presents as a focal hypoechoic, hypovascular solid mass with irregular margins on ultrasound. Pancreatic tail disease can be difficult to detect on abdominal ultrasonography. A 75-year-old man visited our institution with upper abdominal pain. We successfully visualized a pancreatic tail mass on abdominal transsplenic scan and multiple liver masses via abdominal transverse scan. His diagnosis was confirmed as pancreatic tail cancer with liver metastasis following endoscopic ultrasound-guided fine-needle biopsy. Abdominal transsplenic scan proved valuable for diagnosing pancreatic tail disease because abdominal ultrasound has limited utility for evaluating pancreatic tail masses due to obscuration by bowel gas.

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