1.Clinical Characteristics, Surgical Outcomes, and Risk Factors for Emergency Surgery in Patients With Spinal Metastases: A Prospective Cohort Study
Yutaro KANDA ; Kenichiro KAKUTANI ; Yoshitada SAKAI ; Takashi YURUBE ; Yoshiki TAKEOKA ; Kunihiko MIYAZAKI ; Hiroki OHNISHI ; Tomoya MATSUO ; Masao RYU ; Naotoshi KUMAGAI ; Kohei KUROSHIMA ; Yoshiaki HIRANAKA ; Ryosuke KURODA
Neurospine 2024;21(1):314-327
Objective:
To elucidate the patient characteristics and outcomes of emergency surgery for spinal metastases and identify risk factors for emergency surgery.
Methods:
We prospectively analyzed 216 patients with spinal metastases who underwent palliative surgery from 2015 to 2020. The Eastern Cooperative Oncology Group performance status, Barthel index, EuroQol-5 dimension (EQ5D), and neurological function were assessed at surgery and at 1, 3, and 6 months postoperatively. Multivariate analysis was performed to identify risk factors for emergency surgery.
Results:
In total, 146 patients underwent nonemergency surgery and 70 patients underwent emergency surgery within 48 hours of diagnosis of a surgical indication. After propensity score matching, we compared 61 patients each who underwent nonemergency and emergency surgery. Regardless of matching, the median performance status and the mean Barthel index and EQ5D score showed a tendency toward worse outcomes in the emergency than nonemergency group both preoperatively and 1 month postoperatively, although the surgery greatly improved these values in both groups. The median survival time tended to be shorter in the emergency than nonemergency group. The multivariate analysis showed that lesions located at T3–10 (p = 0.002; odds ratio [OR], 2.92; 95% confidence interval [CI], 1.48–5.75) and Frankel grades A–C (p < 0.001; OR, 4.91; 95% CI, 2.45–9.86) were independent risk factors for emergency surgery.
Conclusion
Among patients with spinal metastases, preoperative and postoperative subjective health values and postoperative survival are poorer in emergency than nonemergency surgery. Close attention to patients with T3–10 metastases is required to avoid poor outcomes after emergency surgery.
2.Clinical Characteristics, Surgical Outcomes, and Risk Factors for Emergency Surgery in Patients With Spinal Metastases: A Prospective Cohort Study
Yutaro KANDA ; Kenichiro KAKUTANI ; Yoshitada SAKAI ; Takashi YURUBE ; Yoshiki TAKEOKA ; Kunihiko MIYAZAKI ; Hiroki OHNISHI ; Tomoya MATSUO ; Masao RYU ; Naotoshi KUMAGAI ; Kohei KUROSHIMA ; Yoshiaki HIRANAKA ; Ryosuke KURODA
Neurospine 2024;21(1):314-327
Objective:
To elucidate the patient characteristics and outcomes of emergency surgery for spinal metastases and identify risk factors for emergency surgery.
Methods:
We prospectively analyzed 216 patients with spinal metastases who underwent palliative surgery from 2015 to 2020. The Eastern Cooperative Oncology Group performance status, Barthel index, EuroQol-5 dimension (EQ5D), and neurological function were assessed at surgery and at 1, 3, and 6 months postoperatively. Multivariate analysis was performed to identify risk factors for emergency surgery.
Results:
In total, 146 patients underwent nonemergency surgery and 70 patients underwent emergency surgery within 48 hours of diagnosis of a surgical indication. After propensity score matching, we compared 61 patients each who underwent nonemergency and emergency surgery. Regardless of matching, the median performance status and the mean Barthel index and EQ5D score showed a tendency toward worse outcomes in the emergency than nonemergency group both preoperatively and 1 month postoperatively, although the surgery greatly improved these values in both groups. The median survival time tended to be shorter in the emergency than nonemergency group. The multivariate analysis showed that lesions located at T3–10 (p = 0.002; odds ratio [OR], 2.92; 95% confidence interval [CI], 1.48–5.75) and Frankel grades A–C (p < 0.001; OR, 4.91; 95% CI, 2.45–9.86) were independent risk factors for emergency surgery.
Conclusion
Among patients with spinal metastases, preoperative and postoperative subjective health values and postoperative survival are poorer in emergency than nonemergency surgery. Close attention to patients with T3–10 metastases is required to avoid poor outcomes after emergency surgery.
3.Clinical Characteristics, Surgical Outcomes, and Risk Factors for Emergency Surgery in Patients With Spinal Metastases: A Prospective Cohort Study
Yutaro KANDA ; Kenichiro KAKUTANI ; Yoshitada SAKAI ; Takashi YURUBE ; Yoshiki TAKEOKA ; Kunihiko MIYAZAKI ; Hiroki OHNISHI ; Tomoya MATSUO ; Masao RYU ; Naotoshi KUMAGAI ; Kohei KUROSHIMA ; Yoshiaki HIRANAKA ; Ryosuke KURODA
Neurospine 2024;21(1):314-327
Objective:
To elucidate the patient characteristics and outcomes of emergency surgery for spinal metastases and identify risk factors for emergency surgery.
Methods:
We prospectively analyzed 216 patients with spinal metastases who underwent palliative surgery from 2015 to 2020. The Eastern Cooperative Oncology Group performance status, Barthel index, EuroQol-5 dimension (EQ5D), and neurological function were assessed at surgery and at 1, 3, and 6 months postoperatively. Multivariate analysis was performed to identify risk factors for emergency surgery.
Results:
In total, 146 patients underwent nonemergency surgery and 70 patients underwent emergency surgery within 48 hours of diagnosis of a surgical indication. After propensity score matching, we compared 61 patients each who underwent nonemergency and emergency surgery. Regardless of matching, the median performance status and the mean Barthel index and EQ5D score showed a tendency toward worse outcomes in the emergency than nonemergency group both preoperatively and 1 month postoperatively, although the surgery greatly improved these values in both groups. The median survival time tended to be shorter in the emergency than nonemergency group. The multivariate analysis showed that lesions located at T3–10 (p = 0.002; odds ratio [OR], 2.92; 95% confidence interval [CI], 1.48–5.75) and Frankel grades A–C (p < 0.001; OR, 4.91; 95% CI, 2.45–9.86) were independent risk factors for emergency surgery.
Conclusion
Among patients with spinal metastases, preoperative and postoperative subjective health values and postoperative survival are poorer in emergency than nonemergency surgery. Close attention to patients with T3–10 metastases is required to avoid poor outcomes after emergency surgery.
4.Clinical Characteristics, Surgical Outcomes, and Risk Factors for Emergency Surgery in Patients With Spinal Metastases: A Prospective Cohort Study
Yutaro KANDA ; Kenichiro KAKUTANI ; Yoshitada SAKAI ; Takashi YURUBE ; Yoshiki TAKEOKA ; Kunihiko MIYAZAKI ; Hiroki OHNISHI ; Tomoya MATSUO ; Masao RYU ; Naotoshi KUMAGAI ; Kohei KUROSHIMA ; Yoshiaki HIRANAKA ; Ryosuke KURODA
Neurospine 2024;21(1):314-327
Objective:
To elucidate the patient characteristics and outcomes of emergency surgery for spinal metastases and identify risk factors for emergency surgery.
Methods:
We prospectively analyzed 216 patients with spinal metastases who underwent palliative surgery from 2015 to 2020. The Eastern Cooperative Oncology Group performance status, Barthel index, EuroQol-5 dimension (EQ5D), and neurological function were assessed at surgery and at 1, 3, and 6 months postoperatively. Multivariate analysis was performed to identify risk factors for emergency surgery.
Results:
In total, 146 patients underwent nonemergency surgery and 70 patients underwent emergency surgery within 48 hours of diagnosis of a surgical indication. After propensity score matching, we compared 61 patients each who underwent nonemergency and emergency surgery. Regardless of matching, the median performance status and the mean Barthel index and EQ5D score showed a tendency toward worse outcomes in the emergency than nonemergency group both preoperatively and 1 month postoperatively, although the surgery greatly improved these values in both groups. The median survival time tended to be shorter in the emergency than nonemergency group. The multivariate analysis showed that lesions located at T3–10 (p = 0.002; odds ratio [OR], 2.92; 95% confidence interval [CI], 1.48–5.75) and Frankel grades A–C (p < 0.001; OR, 4.91; 95% CI, 2.45–9.86) were independent risk factors for emergency surgery.
Conclusion
Among patients with spinal metastases, preoperative and postoperative subjective health values and postoperative survival are poorer in emergency than nonemergency surgery. Close attention to patients with T3–10 metastases is required to avoid poor outcomes after emergency surgery.
5.Clinical Characteristics, Surgical Outcomes, and Risk Factors for Emergency Surgery in Patients With Spinal Metastases: A Prospective Cohort Study
Yutaro KANDA ; Kenichiro KAKUTANI ; Yoshitada SAKAI ; Takashi YURUBE ; Yoshiki TAKEOKA ; Kunihiko MIYAZAKI ; Hiroki OHNISHI ; Tomoya MATSUO ; Masao RYU ; Naotoshi KUMAGAI ; Kohei KUROSHIMA ; Yoshiaki HIRANAKA ; Ryosuke KURODA
Neurospine 2024;21(1):314-327
Objective:
To elucidate the patient characteristics and outcomes of emergency surgery for spinal metastases and identify risk factors for emergency surgery.
Methods:
We prospectively analyzed 216 patients with spinal metastases who underwent palliative surgery from 2015 to 2020. The Eastern Cooperative Oncology Group performance status, Barthel index, EuroQol-5 dimension (EQ5D), and neurological function were assessed at surgery and at 1, 3, and 6 months postoperatively. Multivariate analysis was performed to identify risk factors for emergency surgery.
Results:
In total, 146 patients underwent nonemergency surgery and 70 patients underwent emergency surgery within 48 hours of diagnosis of a surgical indication. After propensity score matching, we compared 61 patients each who underwent nonemergency and emergency surgery. Regardless of matching, the median performance status and the mean Barthel index and EQ5D score showed a tendency toward worse outcomes in the emergency than nonemergency group both preoperatively and 1 month postoperatively, although the surgery greatly improved these values in both groups. The median survival time tended to be shorter in the emergency than nonemergency group. The multivariate analysis showed that lesions located at T3–10 (p = 0.002; odds ratio [OR], 2.92; 95% confidence interval [CI], 1.48–5.75) and Frankel grades A–C (p < 0.001; OR, 4.91; 95% CI, 2.45–9.86) were independent risk factors for emergency surgery.
Conclusion
Among patients with spinal metastases, preoperative and postoperative subjective health values and postoperative survival are poorer in emergency than nonemergency surgery. Close attention to patients with T3–10 metastases is required to avoid poor outcomes after emergency surgery.
6.A Case of Rheumatoid Arthritis with Maintained Thumb Function for an Extended Time Due to Orthotic Therapy for Radial Subluxation of the Interphalangeal Joint of the Thumb
Yoshifumi MURAKAMI ; Ryo YOSHIKAWA ; Maki KOBAYASHI ; Yasumitsu FUJII ; Risa HARADA ; Yoshitada SAKAI
The Japanese Journal of Rehabilitation Medicine 2022;59(10):1056-1060
A 53-year-old woman with rheumatoid arthritis had been suffering from right thumb deformity for a couple of months. Due to this, she was unable to perform the pinch movement. There were surgical options to treat the deformity, but the patient declined surgery. We therefore surmised whether we could correct the deformity with a splint. In 2012, we then proposed the use of a finger splint. The patient's finger function improved, and as of 2021, she was still using the finger splint without any problems. Thus, it is recommended to use a finger splint for thumb deformity because it is easier and less invasive than surgery.
7.A Case of Rheumatoid Arthritis with Maintained Thumb Function for an Extended Time Due to Orthotic Therapy for Radial Subluxation of the Interphalangeal Joint of the Thumb
Yoshifumi MURAKAMI ; Ryo YOSHIKAWA ; Maki KOBAYASHI ; Yasumitsu FUJII ; Risa HARADA ; Yoshitada SAKAI
The Japanese Journal of Rehabilitation Medicine 2022;():21060-
A 53-year-old woman with rheumatoid arthritis had been suffering from right thumb deformity for a couple of months. Due to this, she was unable to perform the pinch movement. There were surgical options to treat the deformity, but the patient declined surgery. We therefore surmised whether we could correct the deformity with a splint. In 2012, we then proposed the use of a finger splint. The patient's finger function improved, and as of 2021, she was still using the finger splint without any problems. Thus, it is recommended to use a finger splint for thumb deformity because it is easier and less invasive than surgery.
8.Early Postoperative Rehabilitation for a Postpartum Woman with Motor Paralysis due to Spinal Cord Tumor Who Could Raise a Newborn Child after Emergent Delivery and Tumor Removal:A Case Report
Maho OKUMURA ; Junichiro INOUE ; Naoka MATSUDA ; Yoshitada SAKAI
The Japanese Journal of Rehabilitation Medicine 2022;():21028-
We report a case of a 32-weeks pregnant woman in her early 30s. The patient experienced pregnancy-related low back pain and difficulty walking due to rapid muscular weakness in her lower limbs. She was diagnosed with lower limb paralysis caused by the spinal cord tumor and underwent emergency cesarean section for maternal indication, followed by laminectomy and tumor removal. After 3 days of surgery, rehabilitation interventions, including early mobilization, muscle strengthening training, balance training, and activities of daily living (ADL) training, were performed to improve voluntary movement and muscle strength in her lower limbs and ADL. Prior to rehabilitation, the patient showed lower limb muscle weakness in manual muscle test 1 (MMT1) due to motor paralysis, required assistance for walking, and expressed anxiety about the degree of recovery of her physical functions and her role as a mother. After approximately 1 month of rehabilitation, the patient was able to perform ADL independently and was discharged from the hospital with physical functions that allowed her to take care of her newborn baby. It is important to provide positive rehabilitation intervention from the early postoperative period, according to the guidelines for the disability caused by primary diseases, as well as care and movement guidance before discharge, considering the changes in mental and physical symptoms during the postpartum period in a woman with a spinal cord tumor.
9.Early Postoperative Rehabilitation for a Postpartum Woman with Motor Paralysis due to Spinal Cord Tumor Who Could Raise a Newborn Child after Emergent Delivery and Tumor Removal:A Case Report
Maho OKUMURA ; Junichiro INOUE ; Naoka MATSUDA ; Yoshitada SAKAI
The Japanese Journal of Rehabilitation Medicine 2022;59(4):421-426
We report a case of a 32-weeks pregnant woman in her early 30s. The patient experienced pregnancy-related low back pain and difficulty walking due to rapid muscular weakness in her lower limbs. She was diagnosed with lower limb paralysis caused by the spinal cord tumor and underwent emergency cesarean section for maternal indication, followed by laminectomy and tumor removal. After 3 days of surgery, rehabilitation interventions, including early mobilization, muscle strengthening training, balance training, and activities of daily living (ADL) training, were performed to improve voluntary movement and muscle strength in her lower limbs and ADL. Prior to rehabilitation, the patient showed lower limb muscle weakness in manual muscle test 1 (MMT1) due to motor paralysis, required assistance for walking, and expressed anxiety about the degree of recovery of her physical functions and her role as a mother. After approximately 1 month of rehabilitation, the patient was able to perform ADL independently and was discharged from the hospital with physical functions that allowed her to take care of her newborn baby. It is important to provide positive rehabilitation intervention from the early postoperative period, according to the guidelines for the disability caused by primary diseases, as well as care and movement guidance before discharge, considering the changes in mental and physical symptoms during the postpartum period in a woman with a spinal cord tumor.
10.The Medial Eminence Line for Predicting Tibial Fracture Risk after Unicompartmental Knee Arthroplasty
Ryo YOSHIKAWA ; Takafumi HIRANAKA ; Koji OKAMOTO ; Takaaki FUJISHIRO ; Yuichi HIDA ; Tomoyuki KAMENAGA ; Yoshitada SAKAI
Clinics in Orthopedic Surgery 2020;12(2):166-170
Background:
Tibial fracture after cementless Oxford unicompartmental knee arthroplasty (OUKA) is a rare but serious complication. It is reported more frequently in Asian countries. The aim of this retrospective study was to assess the morphological characteristics of the tibia by using a simple novel measurement method in patients with tibial fractures after OUKA.
Methods:
Six knees (all women) with tibial fractures after cementless OUKA (fracture group) and 150 knees without an obvious complication after cementless OUKA (control group) were examined retrospectively at our institution between January 2016 and April 2017. We drew a medial eminence line (ME line) defined as a line extending from the tip of the medial intercondylar eminence parallel to the tibial axis. The ME line was classified into two types (intramedullary type [type I] and extramedullary type [type E]), and the proportion of each type was compared between fracture patients and controls.
Results:
In the fracture group, there were four (66.7%) type E cases and two (33.3%) type I cases; in the control group, there were 18 (12%) type E cases and 132 (88%) type I cases. Fisher exact tests showed that the proportion of type E was higher in the fracture group than in the control group (p < 0.01).
Conclusions
Measurement of the ME line can be recommended as a useful method to assess the risk of postoperative fracture after cementless OUKA.


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