1.Establishing an Outpatient Cancer Chemotherapy Information Sharing System in Collaboration with Community Pharmacies: a Multidisciplinary Approach and Questionnaire Survey Evaluation
Makoto NAKASHIMA ; Keiko TERASHIMA ; Toshikazu HONBO ; Masahiko OSAKO ; Shuji YAMASHITA ; Hideki HAYASHI
Japanese Journal of Drug Informatics 2024;26(2):92-101
		                        		
		                        			
		                        			Collaboration between medical institutions and community pharmacies is crucial for sharing patient’s treatment status and chemotherapy regimens in order to give safe and effective cancer chemotherapy for outpatient. In Kagoshima Medical Association Hospital, we established a framework for sharing this information with community pharmacies through a multidisciplinary approach. We conducted a questionnaire survey among community pharmacists to evaluate the usefulness of patient’s treatment status and chemotherapy regimens available on our hospital’s website. Most respondents found these resources “very useful.” Furthermore, respondents expressed a desire for additional information on chemotherapy regimen that was not currently available on our website but accessible from other institutions. This survey helped us understand the specific information required by community pharmacists regarding patient treatment status and chemotherapy regimens from medical institutions.
		                        		
		                        		
		                        		
		                        	
2.Prognosis of biopsy-confirmed metabolic dysfunction- associated steatotic liver disease: A sub-analysis of the CLIONE study
Michihiro IWAKI ; Hideki FUJII ; Hideki HAYASHI ; Hidenori TOYODA ; Satoshi OEDA ; Hideyuki HYOGO ; Miwa KAWANAKA ; Asahiro MORISHITA ; Kensuke MUNEKAGE ; Kazuhito KAWATA ; Tsubasa TSUTSUMI ; Koji SAWADA ; Tatsuji MAESHIRO ; Hiroshi TOBITA ; Yuichi YOSHIDA ; Masafumi NAITO ; Asuka ARAKI ; Shingo ARAKAKI ; Takumi KAWAGUCHI ; Hidenao NORITAKE ; Masafumi ONO ; Tsutomu MASAKI ; Satoshi YASUDA ; Eiichi TOMITA ; Masato YONEDA ; Akihiro TOKUSHIGE ; Yoshihiro KAMADA ; Hirokazu TAKAHASHI ; Shinichiro UEDA ; Shinichi AISHIMA ; Yoshio SUMIDA ; Atsushi NAKAJIMA ; Takeshi OKANOUE ;
Clinical and Molecular Hepatology 2024;30(2):225-234
		                        		
		                        			 Background/Aims:
		                        			Metabolic dysfunction-associated steatotic liver disease (MASLD) was recently proposed as an alternative disease concept to nonalcoholic fatty liver disease (NAFLD). We aimed to investigate the prognosis of patients with biopsy-confirmed MASLD using data from a multicenter study. 
		                        		
		                        			Methods:
		                        			This was a sub-analysis of the Clinical Outcome Nonalcoholic Fatty Liver Disease (CLIONE) study that included 1,398 patients with NAFLD. Liver biopsy specimens were pathologically diagnosed and histologically scored using the NASH Clinical Research Network system, the FLIP algorithm, and the SAF score. Patients who met at least one cardiometabolic criterion were diagnosed with MASLD. 
		                        		
		                        			Results:
		                        			Approximately 99% of cases (n=1,381) were classified as MASLD. Patients with no cardiometabolic risk (n=17) had a significantly lower BMI than patients with MASLD (20.9 kg/m2 vs. 28.0 kg/m2, P<0.001), in addition to significantly lower levels of inflammation, ballooning, NAFLD activity score, and fibrosis stage based on liver histology. These 17 patients had a median follow-up of 5.9 years, equivalent to 115 person-years, with no deaths, liver-related events, cardiovascular events, or extrahepatic cancers. The results showed that the prognosis for pure MASLD was similar to that for the original CLIONE cohort, with 47 deaths and one patient who underwent orthotopic liver transplantation. The leading cause of death was extrahepatic cancer (n=10), while the leading causes of liver-related death were liver failure (n=9), hepatocellular carcinoma (n=8), and cholangiocarcinoma (n=4). 
		                        		
		                        			Conclusions
		                        			Approximately 99% of NAFLD cases were considered MASLD based on the 2023 liver disease nomenclature. The NAFLD-only group, which is not encompassed by MASLD, had a relatively mild histopathologic severity and a favorable prognosis. Consequently, the prognosis of MASLD is similar to that previously reported for NAFLD. 
		                        		
		                        		
		                        		
		                        	
3.Influence of Changes in Medical Representatives' Method of Providing Drug Information during COVID-19 Pandemic
Toshikazu ICHIE ; Mariko MORISAKI ; Rino MORI ; Yasuyo ARAKAWA ; Yasujiro OTANI ; Takeshi MIURA ; Hideki HAYASHI
Japanese Journal of Drug Informatics 2022;24(2):111-120
		                        		
		                        			
		                        			Objective: The provision of drug information from medical representatives (MRs) of pharmaceutical departments was changed to non-face-to-face on the principle of preventing further spread of the Coronavirus disease 2019 (COVID-19). However, there have been no reports investigating the impact of operational changes under such circumstances on the drug information response service and drug information provision activities of MRs. In this study, we investigated the influence of such changes.Methods: We investigated the number of requests for drug information from MRs, the number of visits by MRs, and the response rate for information issued by companies. In addition, a questionnaire survey was conducted with MRs who provided information to drug departments to investigate their workload, work efficiency, and sense of anxiety about the provision of information.Results: The MRs’ average number of requests per operating day was 16.0±6.4 (cases/day). The median number of visits to the pharmacy department per operating day was 11 before the operational change, compared to 1 after the change, revealing a significant decrease (p < 0.001). The response rate for information provided by companies was 64.9% (161/248) after the operational change,compared to 64.6% (93/170) after the change, showing no significant difference (p=1.00). As for the influence on information provision activities, less than half of the MRs perceived a negative influence in terms of workload and efficiency; however, more than half of the MRs perceived a negative influence in terms of anxiety about information provision.Conclusion: We clarified the impact of operational changes during the COVID-19 pandemic on our work. We believe that the results of this study can be one of the most useful sources of information for continuing information provision activities based on the principle of non-face-to-face communication.
		                        		
		                        		
		                        		
		                        	
4.Survey of the Economic Effect of Prescription Questions Associated with Renal Function and the Antibiotics Treatment Completion Rate
Makoto NAKASHIMA ; Hideki HAYASHI
Japanese Journal of Drug Informatics 2022;24(2):88-97
		                        		
		                        			
		                        			Objective: Drugs that are excreted by the kidneys may require dose adjustments, depending on the patient’s renal function. The pharmacist must ask the prescribing physician about the prescription if a dose is deemed inappropriate. In the current study, we investigated the economic effects of prescription questions associated with renal function and the antibiotics treatment completion rate.Methods: The current study included inpatient prescription inquiries by pharmacists at our institution between January and December 2018. For all cases that were inquired prescription, the economic effects were estimated as follows; the drug costs were calculated based on drug prices at April 2018 edition, and the reduced medical care costs associated with avoiding adverse reactions due to prescription questions were calculated based on the number of benefits and the total cost of benefits in the Relief System for Sufferers from Adverse Drug Reactions. The antibiotics treatment completion rates were calculated based on the number of cases in which drug and dose maintained after prescription questions.Results: The study included 279 cases, 266 of which involved inappropriate doses due to deteriorated renal function. Most prescriptions were for antibiotics. The drug costs were reduced due to the prescription question in 213 cases; the total reduced cost was 699,483 Japanese yen. The economic effects associated with avoiding adverse reactions due to prescription questions were worth approximately 11,481,056 Japanese yen. The completion rate of antibiotic treatment in cases where doses were reduced due to prescription questions was 63.0% (treatment of 75 cases completed/all cases were 119), compared with 63.6% (7 cases/11 cases) in cases in which doses were not changed. Thus, dose reduction due to questions regarding the prescription did not lead to reduced completion rates of antibiotics treatment (p=0.621).Conclusion: Dose adjustments due to prescription questions about drugs excreted by the kidneys led to reduced drug costs and adverse reactions, and did not result in negative effects during infectious disease therapy.
		                        		
		                        		
		                        		
		                        	
5.A Case of Diffuse Large B-Cell Lymphoma Successfully Diagnosed Using Multiple Modalities to Evaluate Specimens From Endobronchial Ultrasound-Guided Transbronchial Needle Aspiration
Ryosuke KINOSHITA ; Makoto NAKAO ; Saori TOMITA ; Syuntaro HAYASHI ; Masahiro SUGIHARA ; Yuya HIRATA ; Sosuke ARAKAWA ; Mamiko KURIYAMA ; Kohei FUJITA ; Kazuki SONE ; Yu ASAO ; Hideki MURAMATSU
Journal of the Japanese Association of Rural Medicine 2022;70(6):643-648
		                        		
		                        			
		                        			Endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) is useful for diagnosing mediastinal lymph node lesions. Cell blocks prepared from the needle washing fluid and flow cytometry of tissue samples are helpful in making the diagnosis, but the combination of both examinations is not routinely performed. A 77-year-old woman with fever, dyspnea, and anorexia was admitted to our hospital. Computed tomography showed enlarged mediastinal lymph nodes with calcification and left ureteral calculus; however, no focus of infection was identified. We suspected lymph node tuberculosis or malignant lymphoma, and EBUS-TBNA was performed to evaluate the mediastinal lymph node lesions. Because a cell block prepared from the needle rinse fluid was suspicious for malignant lymphoma, we changed the puncture needle from 22 G to 19 G and performed a second EBUS-TBNA. Diffuse large B-cell lymphoma (DLBCL) was diagnosed based on the results of flow cytometry of the EBUS-TBNA samples. Here we report this case of DLBCL in which mediastinal lymph node tuberculosis was suspected and cell block preparation and flow cytometry using EBUS-TBNA specimens were useful for the diagnosis.
		                        		
		                        		
		                        		
		                        	
6.Survey on the Inpatient’s Antibiogram Affected by Sampling Day Difference
Makoto NAKASHIMA ; Takeshi TAKAHASHI ; Yuka NAKAKIHARA ; Hideki HAYASHI
Japanese Journal of Drug Informatics 2022;23(4):155-165
		                        		
		                        			
		                        			Objective: Antibiogram preparation is important for the proper selection of antimicrobial agent in empiric therapy. It is recommended to prepare the antibiogram separately for inpatients and outpatients. However, the antimicrobial agent susceptibility of bacteria detected from an inpatient is thought to be different when detected at an early date after admission and after a certain period after admission.Methods: In this study, we defined the bacteria detected from an inpatient within 3 days after admission as “brought bacteria” and those over 3 days after admission as “bacteria detected after admission.” Antimicrobial agent susceptibilities of brought bacteria and bacteria detected after admission in our hospital between April 2018 and March 2019 were compared for Escherichia coli, Klebsiella pneumoniae, and Pseudomonas aeruginosa.Results: The occurrence rate of Escherichia coli producing an extended β-lactamase of bacteria detected after admission was found to be significantly higher compared with that of brought bacteria. The sulbactam/ampicillin susceptibility rate of bacteria detected after admission was significantly lower than that of brought bacteria. The occurrence rate of the two drug-resistant Pseudomonas aeruginosa detected after admission tends to be higher compared with that of brought bacteria.Conclusion: Our findings showed that the susceptibility rate of some drugs differed substantially between brought bacteria and bacteria detected after admission. Therefore, the inpatient’s antibiogram is thought to be prepared by separating bacteria detected at an early date after admission and after a certain period after admission, leading to the proper selection of antimicrobial agent in empiric therapy tailored to a patient’s number of days in the hospital.
		                        		
		                        		
		                        		
		                        	
7.The Comparison Survey between TDM Guideline and TDM Analysis Software Related to Setting the Initial Dose of Vancomycin Aimed to Utilize the TDM Guideline
Makoto Nakashima ; Yuka Nakakihara ; Takeshi Takahashi ; Hiroshi Nomaguchi ; Morihiko Terashi ; Hideki Hayashi ; Tadashi Sugiyama
Japanese Journal of Drug Informatics 2016;18(1):13-21
		                        		
		                        			
		                        			Objective: We have used therapeutic drug monitoring (TDM) analysis software to set the initial dose of vancomycin in our hospital.  In contrast, the TDM guideline, in which the initial dose of vancomycin per body weight was set, was published in 2012.  We looked forward with utilizing the TDM guideline in the clinical setting, after which we conducted multiple surveys to determine the important points of the TDM guideline.
Methods: We surveyed patients treated with vancomycin, in whom the initial dose was set using the TDM analysis software and the concordance rate between the vancomycin dose set with the software and that set with the TDM guideline.
Results: The concordance rate of vancomycin dose was 42.1%.  The mean age of the high-dose group (vancomycin dose higher than that recommended by the TDM guideline), was younger than that of the recommended-dose group.  Additionally, the mean body weight of the high-dose group was significantly lower than that of the recommended-dose group.  The corrected creatinine clearance of the low-dose group was significantly lower than that of the recommended-dose group.
Conclusion: Our results suggest that when the initial dose is set after referring the TDM guideline in patients who are not very high age, and having low body weight and decreased renal function, the dose may differ from the dose set by using TDM analysis software.  In addition, since the recommended dose per body weight is a range and not a single value, setting the dose appropriate to target trough concentration is necessary.
		                        		
		                        		
		                        		
		                        	
8.Narrow-band imaging with magnifying endoscopy for Peyer's patches is useful in predicting the recurrence of remissive patients with ulcerative colitis.
Satoshi HIYAMA ; Hideki IIJIMA ; Syoichiro KAWAI ; Akira MUKAI ; Eri SHIRAISHI ; Shuko IWATANI ; Toshio YAMAGUCHI ; Manabu ARAKI ; Yoshito HAYASHI ; Shinichiro SHINZAKI ; Tsunekazu MIZUSHIMA ; Masahiko TSUJII ; Tetsuo TAKEHARA
Intestinal Research 2016;14(4):314-321
		                        		
		                        			
		                        			BACKGROUND/AIMS: Peyer's patches (PPs) are aggregates of lymphoid follicles that are mainly located in the distal ileum; they play a major role in mucosal immunity. We recently reported that patients with ulcerative colitis (UC) have alterations in PPs that can be detected using narrow-band imaging with magnifying endoscopy (NBI-ME). However, the usefulness of NBI-ME in UC treatment as a whole is still unknown. METHODS: We collected NBI-ME images of PPs from 67 UC patients who had undergone ileocolonoscopy. We evaluated changes in the villi using the "villi index," which is based on three categories: irregular formation, hyperemia, and altered vascular network pattern. The patients were divided into two groups on the basis of villi index: low (L)- and high (H)-types. We then determined the correlation between morphological alteration of the PPs and various clinical characteristics. In 52 patients who were in clinical remission, we also analyzed the correlation between NBI-ME findings of PPs and clinical recurrence. RESULTS: The time to clinical recurrence was significantly shorter in remissive UC patients with H-type PPs than in those with L-type PPs (P<0.01). Moreover, PP alterations were not correlated with age, sex, disease duration, clinical activity, endoscopic score, or extent of disease involvement. Multivariate analysis revealed that the existence of H-type PPs was an independent risk factor for clinical recurrence (hazard ratio, 3.3; P<0.01). CONCLUSIONS: UC patients with morphological alterations in PPs were at high risk of clinical relapse. Therefore, to predict the clinical course of UC, it may be useful to evaluate NBI-ME images of PPs.
		                        		
		                        		
		                        		
		                        			Colitis, Ulcerative*
		                        			;
		                        		
		                        			Endoscopy*
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Hyperemia
		                        			;
		                        		
		                        			Ileum
		                        			;
		                        		
		                        			Immunity, Mucosal
		                        			;
		                        		
		                        			Multivariate Analysis
		                        			;
		                        		
		                        			Peyer's Patches*
		                        			;
		                        		
		                        			Recurrence*
		                        			;
		                        		
		                        			Risk Factors
		                        			;
		                        		
		                        			Ulcer*
		                        			
		                        		
		                        	
9.Narrow-band imaging with magnifying endoscopy for Peyer's patches is useful in predicting the recurrence of remissive patients with ulcerative colitis.
Satoshi HIYAMA ; Hideki IIJIMA ; Syoichiro KAWAI ; Akira MUKAI ; Eri SHIRAISHI ; Shuko IWATANI ; Toshio YAMAGUCHI ; Manabu ARAKI ; Yoshito HAYASHI ; Shinichiro SHINZAKI ; Tsunekazu MIZUSHIMA ; Masahiko TSUJII ; Tetsuo TAKEHARA
Intestinal Research 2016;14(4):314-321
		                        		
		                        			
		                        			BACKGROUND/AIMS: Peyer's patches (PPs) are aggregates of lymphoid follicles that are mainly located in the distal ileum; they play a major role in mucosal immunity. We recently reported that patients with ulcerative colitis (UC) have alterations in PPs that can be detected using narrow-band imaging with magnifying endoscopy (NBI-ME). However, the usefulness of NBI-ME in UC treatment as a whole is still unknown. METHODS: We collected NBI-ME images of PPs from 67 UC patients who had undergone ileocolonoscopy. We evaluated changes in the villi using the "villi index," which is based on three categories: irregular formation, hyperemia, and altered vascular network pattern. The patients were divided into two groups on the basis of villi index: low (L)- and high (H)-types. We then determined the correlation between morphological alteration of the PPs and various clinical characteristics. In 52 patients who were in clinical remission, we also analyzed the correlation between NBI-ME findings of PPs and clinical recurrence. RESULTS: The time to clinical recurrence was significantly shorter in remissive UC patients with H-type PPs than in those with L-type PPs (P<0.01). Moreover, PP alterations were not correlated with age, sex, disease duration, clinical activity, endoscopic score, or extent of disease involvement. Multivariate analysis revealed that the existence of H-type PPs was an independent risk factor for clinical recurrence (hazard ratio, 3.3; P<0.01). CONCLUSIONS: UC patients with morphological alterations in PPs were at high risk of clinical relapse. Therefore, to predict the clinical course of UC, it may be useful to evaluate NBI-ME images of PPs.
		                        		
		                        		
		                        		
		                        			Colitis, Ulcerative*
		                        			;
		                        		
		                        			Endoscopy*
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Hyperemia
		                        			;
		                        		
		                        			Ileum
		                        			;
		                        		
		                        			Immunity, Mucosal
		                        			;
		                        		
		                        			Multivariate Analysis
		                        			;
		                        		
		                        			Peyer's Patches*
		                        			;
		                        		
		                        			Recurrence*
		                        			;
		                        		
		                        			Risk Factors
		                        			;
		                        		
		                        			Ulcer*
		                        			
		                        		
		                        	
10.Invention of Check Points Used in Pharmaceutical Management in Hospital Ward Utilizing PREAVOID
Makoto Nakashima ; Yoshihiro Yamamoto ; Akira Takahashi ; Takuya Goto ; Mie Kominami ; Tomomi Konishi ; Yukiko Shibata ; Hideki Hayashi ; Tadashi Sugiyama
Japanese Journal of Drug Informatics 2015;17(3):155-163
		                        		
		                        			
		                        			PREAVOID is pharmaceutical intervention that is utilized to illustrate pharmacists’ contributions to medical care.  Currently, there is a great need for pharmacists to provide good medical services to inpatients; as a result, many pharmacists conduct pharmaceutical management in hospital wards.  However, pharmacists who have limited experience in working in the ward do not know exactly what they should check with respect to pharmaceutical management.  To resolve this problem, we determined 16 pharmaceutical-management items based on PREAVOID that was conducted at Nagara Medical Center.  Moreover, we conducted a pre-questionnaire survey assessing whether pharmacists who had worked in the ward for fewer than 4 years attended to these 16 check items in their daily work prior to our introducing the list to them.  The results indicated that pharmacists who had fewer than 2 years of experience working in wards attended to the 16 check items less than those who had more than 2 years of experience, and approximately half of the pharmacists had not received adequate guidance before beginning work at the ward.  In addition, most pharmacists indicated that clear check points were useful for conducting pharmaceutical management and the 16 check items were useful for their daily work.  These results indicate that the 16 check items are a useful educational tool for enabling pharmacists to conduct high quality pharmaceutical management from the initial stage and that using the 16 check items is superior to pharmacists only gaining this ability via prolonged experience working in the ward.
		                        		
		                        		
		                        		
		                        	
            

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