1.Association of Phase Angle Dynamics with Sarcopenia and Activities of Daily Living in Osteoporotic Fracture Patients
Yusuke ITO ; Yoshihiro YOSHIMURA ; Fumihiko NAGANO ; Ayaka MATSUMOTO ; Hidetaka WAKABAYASHI
Annals of Geriatric Medicine and Research 2024;28(2):192-200
Background:
This study aimed to determine whether changes in phase angle during rehabilitation are associated with clinical outcomes such as activities of daily living (ADL), skeletal muscle mass index (SMI), and strength in patients with osteoporotic fractures.
Methods:
This retrospective observational study included patients with osteoporotic fractures admitted to convalescent rehabilitation wards. Changes in phase angle were defined as the difference between the phase angle values at discharge and on admission. The primary outcome was the Functional Independence Measure motor (FIM-motor) score at discharge. The secondary outcomes were SMI and handgrip strength at discharge. We used multivariate analysis to adjust for confounding factors and examine the association between changes in the phase angle and outcomes.
Results:
We analyzed a total of 115 patients (97 women, mean age of 81.0±10.0 years), with a median change in phase angle of 0° during hospitalization. We observed increased phase angles in 49 patients (43%), with a median increase of 0.2°. Multiple regression analysis showed that changes in phase angle were independently associated with FIM-motor score at discharge (β=0.238, p=0.027). Changes in phase angle were not significantly associated with SMI (β=0.059, p=0.599) or handgrip strength (β=-0.032, p=0.773) at discharge.
Conclusion
An increased phase angle during rehabilitation was positively associated with ADL improvement in patients with osteoporotic fractures. These findings may help clinicians make informed decisions regarding patient care and treatment strategies for better outcomes.
2.A Case of Renal Hemorrhage after Open Heart Surgery for Infective Endocarditis with Renal Infarction
Atsushi MATSUMOTO ; Shota YASUDA ; Tomoki CHO ; Yusuke MATSUKI ; Yoshiyuki KOBAYASHI ; Kaori MORI ; Keiji UCHIDA
Japanese Journal of Cardiovascular Surgery 2023;52(2):83-87
A 55-year-old woman with fever and consciousness disorder diagnosed as infective endocarditis was transported to our hospital. She had atopic dermatitis. A mobile vegetation at the mitral valve was revealed by the transesophageal echocardiography, and a computed tomography (CT) scan showed cerebral infarction, left renal infarction and suspected embolization of the vegetation. Streptococcus aureus was detected in the blood culture test. We conducted emergent surgery, mitral valve plasty was performed. On the second day after the operation, the hemoglobin began to decrease, and the hemodynamics became unstable. The contrast CT examination revealed arterial bleeding from the left kidney, which had an infarction before the operation. We performed emergent catheter liquid embolization for the superior polar branch of the left renal artery, and the hemodynamics improved thereafter. There has been no report of renal hemorrhage after cardiac surgery for infective endocarditis. This case reminded us that cardiac surgery for infective endocarditis may cause various complications of organs.
3.Coronal Plane Gap Increases Postoperative Pseudoarthrosis after Lateral Interbody Fusion for Adult Spinal Deformity
Eijiro OKADA ; Mitsuru YAGI ; Yusuke YAMAMOTO ; Satoshi SUZUKI ; Satoshi NORI ; Osahiko TSUJI ; Narihito NAGOSHI ; Nobuyuki FUJITA ; Masaya NAKAMURA ; Morio MATSUMOTO ; Kota WATANABE
Asian Spine Journal 2022;16(3):386-393
Methods:
This study included 42 patients with ASD (two men and 40 women; 112 segments; mean, 68.5±8.4 years; and mean follow-up, 31.6±17.0 months) who underwent LIF and posterior correction surgery. The concave slot of the LIF cage was filled with an autologous iliac crest bone graft (IBG), and the convex slot with a porous hydroxyapatite/collagen (HAp/Col) composite was soaked with bone marrow aspirate. Endplate injury, the gap between vertebral endplate and cage in the coronal or sagittal plane, and fusion status were evaluated using computed tomography multiplanar reconstruction at 12 months after surgery. Moreover, the associated risk factors for pseudoarthrosis were analyzed.
Results:
Fusion at LIF segments were observed in 71.4% segments at 12 months after surgery. Fusion on the concave slot (autologous IBG side), convex slot (porous HAp/Col composite side), and both concave and convex slots were observed in 66.1%, 37.5%, and 36.6% of patients, respectively. Moreover, pseudoarthrosis was observed in 28.6% at 12 months after surgery. Consequently, logistic regression analysis of the fusion at the LIF segment revealed that the gap between the LIF cage and endplate in the coronal plane (p=0.030; odds ratio, 0.183; 95% confidence interval, 0.030–0.183) was significantly associated with pseudoarthrosis at the LIF segments.
Conclusions
ASD surgery fusion rate using LIF cages was 71.4% at 12 months after surgery. The fusion rate was higher on the concave slot filled with autologous IBG than on the convex slot filled with a porous HAp/Col composite. The gap in the coronal plane was a risk factor for pseudoarthrosis at the LIF segment.
4.Factors Influencing Continuing Employment among Patients with Mood Disorders
Hirofumi Tesen ; Tomomi Matsumoto ; Maiko Umezu ; Kenta Ide ; Koji Yoshino ; Ryohei Igata ; Yuki Konishi ; Yusuke Konno ; Naomichi Okamoto ; Atsuko Ikenouchi ; Yoshihisa Fujino ; Reiji Yoshimura
ASEAN Journal of Psychiatry 2022;23(no. 8):1-9
Background and objectives:
The number of workers taking temporary leave due to clinical depression is increasing, and the probability that these workers will take such leave again after returning to work is high. In response to this dilemma, institutions involved in psychiatric care across Japan now implement “rework programmes,” aiming to help employees resume work without relapsing to depression.
Methods:
This programme has several forms. Between May 2017 and June 2019, 32 patients on temporary leave due to a depressed mood participated in group psychotherapy at our clinic. Of these patients, 21 patients who were able to return to work without a recurrence of symptoms, evaluated upon reinstatement, and followed up for 1 year were analysed in this study. The participants were divided into two groups: a continued employment group (n=16) consisting of patients who were still working one year after reinstatement and a repeat leave group (n=5) consisting of those who took temporary leave again within the first year. Differences in psychiatric symptoms, social function, cognitive function, readiness to return to work, and other factors were compared between the two groups.
Results:
The continued employment group was likely to have better social function, cognitive flexibility, and executive function when returning to work.
Conclusion
These preliminary results indicate that social functions and cognitive functions might be associated with continued employment.
5.Infectious peritonitis after endoscopic ultrasound-guided biliary drainage in a patient with ascites
Nozomi OKUNO ; Kazuo HARA ; Nobumasa MIZUNO ; Takamichi KUWAHARA ; Hiromichi IWAYA ; Masahiro TAJIKA ; Tsutomu TANAKA ; Makoto ISHIHARA ; Yutaka HIRAYAMA ; Sachiyo ONISHI ; Kazuhiro TORIYAMA ; Ayako ITO ; Naosuke KURAOKA ; Shimpei MATSUMOTO ; Masahiro OBATA ; Muneji YASUDA ; Yusuke KURITA ; Hiroki TANAKA ; Yasumasa NIWA
Gastrointestinal Intervention 2018;7(1):40-43
SUMMARY OF EVENT: Bacterial, mycotic peritonitis and Candida fungemia developed in a patient with moderate ascites who had undergone endoscopic ultrasound-guided biliary drainage (EUS-BD). Antibiotics and antifungal agent were administered and ascites drainage was performed. Although the infection improved, the patient's general condition gradually deteriorated due to aggravation of the primary cancer and he died. TEACHING POINT: This is the first report to describe infectious peritonitis after EUS-BD. Ascites carries the potential risk of severe complications. As such, in patients with ascites, endoscopic retrograde cholangiopancreatography (ERCP) is typically preferred over EUS-BD or percutaneous drainage to prevent bile leakage. However, ERCP may not be possible in some patients with tumor invasion of the duodenum or with surgically altered anatomy. Thus, in patients with ascites who require EUS-BD, we recommend inserting the drainage tube percutaneously and draining the ascites before and after the intervention in order to prevent severe infection.
Anti-Bacterial Agents
;
Ascites
;
Bile
;
Candida
;
Cholangiopancreatography, Endoscopic Retrograde
;
Drainage
;
Duodenum
;
Endosonography
;
Fungemia
;
Humans
;
Peritonitis
6.Glycosylation engineering of therapeutic IgG antibodies: challenges for the safety, functionality and efficacy.
Yusuke MIMURA ; Toshihiko KATOH ; Radka SALDOVA ; Roisin O'FLAHERTY ; Tomonori IZUMI ; Yuka MIMURA-KIMURA ; Toshiaki UTSUNOMIYA ; Yoichi MIZUKAMI ; Kenji YAMAMOTO ; Tsuneo MATSUMOTO ; Pauline M RUDD
Protein & Cell 2018;9(1):47-62
Glycosylation of the Fc region of IgG has a profound impact on the safety and clinical efficacy of therapeutic antibodies. While the biantennary complex-type oligosaccharide attached to Asn297 of the Fc is essential for antibody effector functions, fucose and outer-arm sugars attached to the core heptasaccharide that generate structural heterogeneity (glycoforms) exhibit unique biological activities. Hence, efficient and quantitative glycan analysis techniques have been increasingly important for the development and quality control of therapeutic antibodies, and glycan profiles of the Fc are recognized as critical quality attributes. In the past decade our understanding of the influence of glycosylation on the structure/function of IgG-Fc has grown rapidly through X-ray crystallographic and nuclear magnetic resonance studies, which provides possibilities for the design of novel antibody therapeutics. Furthermore, the chemoenzymatic glycoengineering approach using endoglycosidase-based glycosynthases may facilitate the development of homogeneous IgG glycoforms with desirable functionality as next-generation therapeutic antibodies. Thus, the Fc glycans are fertile ground for the improvement of the safety, functionality, and efficacy of therapeutic IgG antibodies in the era of precision medicine.
Animals
;
Antibodies, Monoclonal
;
adverse effects
;
pharmacokinetics
;
therapeutic use
;
Glycosylation
;
Humans
;
Immunoglobulin G
;
chemistry
;
metabolism
;
Protein Engineering
;
methods
;
Receptors, Fc
;
chemistry
;
metabolism
;
Treatment Outcome
7.Intervention and Implementation Studies on Integrated Care Pathway for End-of-Life Care in Long-term Care Facilities: A Scoping Review
Chihiro YAMAGATA ; Kayo HIROOKA ; Yusuke KANNO ; Atsuko TAGUCHI ; Sachiko MATSUMOTO ; Mitsunori MIYASHITA ; Hiroki FUKAHORI
Palliative Care Research 2018;13(4):313-327
Purpose: Integrated care pathway (ICP) is structured multidisciplinary care plan that aim to improve the quality of care. ICP could be effective in providing quality End-of-Life (EOL) care in long-term care facilities (LTCFs). However, the outcomes and components of ICP for EOL care in LTCFs are not clear. Methods: We conducted a scoping review to identify the outcomes and components. We searched electronic databases (PubMed, CINAHL, Cochrane Library, PsycINFO, Ichushi) and conducted an additional hand search for relevant journal articles related to EOL care. We searched intervention and implementation studies for ICP in EOL care in LTCFs. Results: Thirteen papers met the inclusion criteria. We identified the following components of ICP: documents, education regarding EOL care and ICP, support by experts, and regular conferences among care providers. The effects of ICP were reported as reductions in transfers to hospitals and improvement in staff confidence regarding EOL care. Conclusion: With reference to the components of ICP identified in this study, ICP should be developed based on the characteristics of LTCFs, and the effects of intervention or implementation studies using a more robust design should be examined.
8.Utility of Discography as a Preoperative Diagnostic Tool for Intradural Lumbar Disc Herniation.
Tomiya MATSUMOTO ; Hiromitsu TOYODA ; Hidetomi TERAI ; Sho DOHZONO ; Yusuke HORI ; Hiroaki NAKAMURA
Asian Spine Journal 2016;10(4):771-775
Preoperative definitive diagnosis of intradural lumbar disc herniation (ILDH) is difficult despite the availability of various neuroradiological investigative tools. We present a case of ILDH diagnosed preoperatively by discography and computed tomography-discography (disco-CT).The patient was a 63-year-old man with acute excruciating right leg pain. Discography and disco-CT demonstrated leakage of the contrast medium into the intradural space. Based on these findings, a right L5 nerve root disturbance caused by ILDH was diagnosed. A right L5 hemi-laminectomy and a dorsal durotomy were performed. The herniated disc was carefully dissected and then completely removed. Three months after surgery, the patient had fully recovered. This report highlights the importance of making a definitive diagnosis of ILDH preoperatively for better surgical planning and improved clinical outcomes. Furthermore, discography and disco-CT are both useful preoperative diagnostic tools for the diagnosis of ILDH.
Diagnosis
;
Humans
;
Intervertebral Disc Displacement
;
Leg
;
Middle Aged
9.Association of serum BDNF concentration with high-intensity interval training
Koichiro Azuma ; Yusuke Osawa ; Shogo Tabata ; Shiori Horisawa ; Fuminori Katsukawa ; Hiroyuki Ishida ; Yuko Oguma ; Toshihide Kawai ; Shuji Oguchi ; Atsumi Ota ; Haruhito Kikuchi ; Mitsuru Murata ; Hideo Matsumoto
Japanese Journal of Physical Fitness and Sports Medicine 2015;64(2):227-232
To evaluate the association of serum BDNF concentration with high-intensity interval training, 12 healthy male volunteers, aged 28-48 years, completed 16-week high-intensity interval training (HIIT) using ergometer. Training program consisted of >90% VO2 peak for 60 sec separated by 60 sec active rest period for 8-12 sets twice weekly for 16-week. Maximal exercise tolerance tests were performed before (0-week), 4-week, and 16-week after the intervention program. VO2 peak as well as peak watt was linearly increased after 4-week (9% for both VO2 peak and peak watt) and 16-week HIIT training (15% for VO2 peak and 18% for peak watt, p<0.01). However, there was no change in serum BDNF concentration by HIIT. On the other hand, there was a positive association of serum BDNF concentration at baseline with % increase in peak watt after the intervention (ρ=0.60, p<0.05). The association between BDNF and exercise training is still unclear, and more studies are needed to clarify the above positive association.
10.Therapeutic Experience with Shigyakusan, a Traditional Japanese (Kampo) Prescription, Against Intractable Pain
Mina IMAI ; Sonoko MATSUMOTO ; Yusuke TSUTSUMI ; Hiromasa MITSUHATA
Kampo Medicine 2014;65(2):115-123
Shigyakusan, a traditional Japanese prescription, has been prescribed for chronic diseases including gastritis, upper respiratory tract infection, hepatitis, irritable colon and so on. The effectiveness of shigyakusan against pain, however, has only been rarely reported. Here we report that shigyakusan was effective on pain such as intractable chronic and acute pain in 26 patients. Shigyakusan is composed of 7.5 g (dry weight/day) : saiko, shakuyaku, kijitsu and kanzo. Shigyakusan and kososan mimic the composition of saikosokanto. Pain alleviation periods were 3-90 days (26 ± 19). Pains were recognized in various regions including side of the flank and the thorax, the back, the tongue, the perineum, the elbow joint, the head and plantar areas. Abdominal findings as tension of the rectus abdominis, kyokyokuman (discomfort of the hypochondrium area) and sinkahiko (tenderness of the hypochondrium area) were recognized 58%, 46% and 38%, respectively. All patients were recognized with depressive conditions. Shigyakusan alleviated acute and chronic pain that had not been improved with Western medicine. Therefore, shigyakusan may be considered for prescription in patients with incurable pain.


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