1.Health Insurance Issues and Future Prospects Related to Korean Mental Health Care: Adult Mental Health and Hospitalization Services
Jee Hoon SOHN ; Boung Chul LEE ; Sunyoung PARK ; Gyu-Han OH ; Hong Rae KIM ; Nak-Young KIM ; Sung-Yong PARK ; Jeong-Ho SEOK
Journal of Korean Neuropsychiatric Association 2024;63(2):83-95
The landscape of mental health services in Korea has evolved due to changes in the payment system. Despite the increasing societal focus on mental health, challenges persist. In 2021, 3622695 patients received treatment for mental and behavioral disorders, but decreasing bed numbers in general hospitals and a shortage of psychiatry specialists posed significant hurdles. Although reimbursements for psychiatry remain modest compared to other medical fields, the proportion of expenses allocated to psychotherapy is rising steadily, indicating a growing demand for mental health services. The Korean psychiatric hospitalization system faces a critical juncture. Inadequate reimbursement rates have led to a reduction in the number of beds in general hospitals, compromising acute psychiatric care. Psychiatric hospitals also suffer from low reimbursements, resulting in substandard care environments. These issues exacerbate the societal challenge of acute mental illness and psychiatric emergencies. Despite the recent regulatory efforts, including facility standards, the underlying problem of a discriminatory payment system persists, disproportionately affecting those with medically insured mental illnesses. Although some positive systemic changes have occurred, establishing an effective acute care system for mental illness remains a distant goal. Additional measures are essential to address the disparities and inadequacies within the current mental health payment system and ensure equitable access to quality care for all individuals with mental health needs.
2.Effect of Active Surgical Co-Management by Medical Hospitalists in Urology Inpatient Care:A Retrospective Cohort Study
Eun Sun KIM ; Jung Hun OHN ; Yejee LIM ; Jongchan LEE ; Hye Won KIM ; Sun-wook KIM ; Jiwon RYU ; Hee-Sun PARK ; Jae Ho CHO ; Jong Jin OH ; Seok-Soo BYUN ; Hak Chul JANG ; Nak-Hyun KIM
Yonsei Medical Journal 2023;64(9):558-565
Purpose:
This study aimed to evaluate the use of active surgical co-management (SCM) by medical hospitalists for urology inpatient care.
Materials and Methods:
Since March 2019, a hospitalist-SCM program was implemented at a tertiary-care medical center, and a retrospective cohort study was conducted among co-managed urology inpatients. We assessed the clinical outcomes of urology inpatients who received SCM and compared passive SCM (co-management of patients by hospitalists only on request; March 2019 to June 2020) with active SCM (co-management of patients based on active screening by hospitalists; July 2020 to October 2021). We also evaluated the perceptions of patients who received SCM toward inpatient care quality, safety, and subjective satisfaction with inpatient care at discharge or when transferred to other wards.
Results:
We assessed 525 patients. Compared with the passive SCM group (n=205), patients in the active SCM group (n=320) required co-management for a significantly shorter duration (p=0.012) and tended to have a shorter length of stay at the urology ward (p=0.062) and less frequent unplanned readmissions within 30 days of discharge (p=0.095) while triggering significantly fewer events of rapid response team activation (p=0.002). No differences were found in the proportion of patients transferred to the intensive care unit, in-hospital mortality rates, or inpatient care questionnaire scores.
Conclusion
Active surveillance and co-management of urology inpatients by medical hospitalists can improve the quality and efficacy of inpatient care without compromising subjective inpatient satisfaction.
3.Effect of the Concomitant Use of Subcutaneous Basal Insulin and Intravenous Insulin Infusion in the Treatment of Severe Hyperglycemic Patients
Yejee LIM ; Jung Hun OHN ; Joo JEONG ; Jiwon RYU ; Sun-wook KIM ; Jae Ho CHO ; Hee-Sun PARK ; Hye Won KIM ; Jongchan LEE ; Eun Sun KIM ; Nak-Hyun KIM ; You Hwan JO ; Hak Chul JANG
Endocrinology and Metabolism 2022;37(3):444-454
Background:
No consensus exists regarding the early use of subcutaneous (SC) basal insulin facilitating the transition from continuous intravenous insulin infusion (CIII) to multiple SC insulin injections in patients with severe hyperglycemia other than diabetic ketoacidosis. This study evaluated the effect of early co-administration of SC basal insulin with CIII on glucose control in patients with severe hyperglycemia.
Methods:
Patients who received CIII for the management of severe hyperglycemia were divided into two groups: the early basal insulin group (n=86) if they received the first SC basal insulin 0.25 U/kg body weight within 24 hours of CIII initiation and ≥4 hours before discontinuation, and the delayed basal insulin group (n=79) if they were not classified as the early basal insulin group. Rebound hyperglycemia was defined as blood glucose level of >250 mg/dL in 24 hours following CIII discontinuation. Propensity score matching (PSM) methods were additionally employed for adjusting the confounding factors (n=108).
Results:
The rebound hyperglycemia incidence was significantly lower in the early basal insulin group than in the delayed basal insulin group (54.7% vs. 86.1%), despite using PSM methods (51.9%, 85.2%). The length of hospital stay was shorter in the early basal insulin group than in the delayed basal insulin group (8.5 days vs. 9.6 days, P=0.027). The hypoglycemia incidence did not differ between the groups.
Conclusion
Early co-administration of basal insulin with CIII prevents rebound hyperglycemia and shorten hospital stay without increasing the hypoglycemic events in patients with severe hyperglycemia.
4.Cardiac Manifestations of Coronavirus Disease 2019 (COVID-19): a Multicenter Cohort Study
Minkwan KIM ; Jong-Ho NAM ; Jang-Won SON ; Sun Oh KIM ; Nak-Hoon SON ; Chul-Min AHN ; Chi Young SHIM ; Geu-Ru HONG ; In-Cheol KIM ; Jinwoo CHOI ; Seung-Mo KANG ; Yeoung Ho CHOI ; Hae Kyoung YOON ; Jae-Sun UHM ; In Hyun JUNG
Journal of Korean Medical Science 2020;35(40):e366-
Background:
This study aimed to investigate the cardiac manifestations of coronavirus disease 2019 (COVID-19).
Methods:
From February to March 2020, we prospectively and retrospectively enrolled consecutive patients diagnosed with COVID-19. Patient's data such as the demographic characteristics, symptoms, vital signs, laboratory and radiologic findings, electrocardiographic, and echocardiographic data, including the global longitudinal strain (GLS) of both ventricles, were obtained.
Results:
Forty patients (median age, 58 years; 50% men) were enrolled in the initial analysis. Patients were classified into severe and nonsevere groups based on the current guidelines. The 13 patients in the severe group were significantly older, had a greater prevalence of bilateral pneumonia and leukocytosis, and higher aspartate transaminase levels than patients in the nonsevere group. Patients in the severe group had a slightly lower left ventricular ejection fraction (LVEF) than those in the nonsevere group (median [interquartile range], 61.0% [58.5%, 62.3%] vs. 66.7% [60.6%, 69.8%], P = 0.015). In a subgroup of 34 patients in whom GLS could be analyzed, patients in the severe group had a significantly impaired left ventricular GLS (LVGLS) than those in the nonsevere group (−18.1% [−18.8%, −17.1%] vs. −21.7% [−22.9%, −19.9%], P = 0.001). There were no significant differences in total wall (RVGLS total , −19.3% [−23.9%, −18.4%] vs. −24.3% [−26.0%, −22.6%], P = 0.060) and free wall (RVGLS fw , −22.7% [−27.2%, −18.6%] vs. −28.8% [−30.4%, −24.1%], P = 0.066) right ventricle GLS (RVGLS).
Conclusion
Patients with severe COVID-19 had lower LVEF and LVGLS. RVGLS was not different between patients with severe and nonsevere COVID-19.
5.Corrigendum: Extensor Digitorum Brevis Manus.
Myung Hoon PARK ; Nak Chul KIM ; Tong joo LEE
The Journal of the Korean Orthopaedic Association 2018;53(4):374-374
Author requested to change the name of the last author. The correct name should be Tong joo Lee instead of Tong Ju Lee.
6.Analysis of Fifty Hotspot Mutations of Lung Squamous Cell Carcinoma in Never-smokers.
Ha Youn LEE ; Se Hoon LEE ; Jae Kyung WON ; Dong Soo LEE ; Nak Jung KWON ; Sun Mi CHOI ; Jinwoo LEE ; Chang Hoon LEE ; Sang Min LEE ; Jae Joon YIM ; Chul Gyu YOO ; Young Whan KIM ; Sung Koo HAN ; Young Sik PARK
Journal of Korean Medical Science 2017;32(3):415-420
Smoking is the major risk factor for lung squamous cell carcinoma (SCC), although a small number of lung SCCs occurs in never-smokers. The purpose of this study was to compare 50 hotspot mutations of lung SCCs between never-smokers and smokers. We retrospectively reviewed the medical records of patients newly diagnosed with lung SCC between January 1, 2011 and December 31, 2013 in the Seoul National University Hospital. Formalin-fixed, paraffin-embedded tumor samples were used for analysis of hotspot mutations. Fifty cancer-related genes in never-smokers were compared to those in ever-smokers. Of 379 lung SCC patients, 19 (5.0%) were never-smokers. The median age of these 19 patients was 67 years (interquartile range 57–73 years), and 10 of these patients were women (52.5%). The incidence rates of stage I, II, III, and IV disease in this group were 26.4%, 5.3%, 31.6%, and 36.8%, respectively, and sequencing was performed successfully in 14 cases. In the 26 lung SCC tumor samples (12 from never-smokers and 14 from ever-smokers) sequenced using personal genome machine, the most common mutations were in TP53 (75.0%), RAS (66.7%), and STK11 (33.3%), but mutations were also found in EGFR, KIT, and PTEN. The distribution of hotspot mutations in never-smokers was similar to that in ever-smokers. There was no significant difference in overall survival between the 2 groups. The 50 hotspot mutations of lung SCC in never-smokers were similar to those of ever-smokers.
Carcinoma, Squamous Cell*
;
Epithelial Cells*
;
Female
;
Genome
;
Humans
;
Incidence
;
Lung Neoplasms
;
Lung*
;
Medical Records
;
Retrospective Studies
;
Risk Factors
;
Seoul
;
Smoke
;
Smoking
7.An Acute Medical Unit in a Korean Tertiary Care Hospital Reduces the Length of Stay and Waiting Time in the Emergency Department.
Jung Hun OHN ; Nak Hyun KIM ; Eun Sun KIM ; Seon Ha BAEK ; Yejee LIM ; Jaehyung HUR ; Yun Jong LEE ; Eu Suk KIM ; Hak Chul JANG
Journal of Korean Medical Science 2017;32(12):1917-1920
A hospitalist-run acute medical unit (AMU) opened at a tertiary care hospital on August 2015 for the first time in Korea. Patients visiting the emergency department (ED) with acute medical problems are admitted to the AMU. They stay in that unit for less than 72 hours and are discharged or transferred to specialty wards if longer treatment is necessary. We reviewed 19,450 medical admissions through the ED from January 2014 to September 2016. The median length of stay (LOS) significantly decreased from 10.0 days (interquartile range [IQR], 5.5–16.7) to 9.1 days (IQR, 5.1–15.0) (P < 0.001) after the establishment of the AMU. The median waiting time in the ED significantly shortened by 40% (P < 0.001). Future studies on the impact of AMU on in-patient morbidity, mortality, re-admission rate, and patient or staff satisfaction are necessary.
Emergencies*
;
Emergency Service, Hospital*
;
Hospital Medicine
;
Hospitalists
;
Humans
;
Korea
;
Length of Stay*
;
Mortality
;
Tertiary Healthcare*
8.Extensor Digitorum Brevis Manus.
Myung Hoon PARK ; Nak Chul KIM ; Tong Ju LEE
The Journal of the Korean Orthopaedic Association 2017;52(6):562-565
Extensor digitorum brevis manus (EDBM) is a rare variation of the extensor muscle of the dorsum of the hand, which is found incidentally during surgery or magnetic resonance imaging (MRI). EDBM arises from the wrist capsule inferior to the extensor retinaculum, which frequently goes into the ulna side of the basis of the proximal phalanx between the 2nd and 3rd fingers. The aim of this report is evaluate to investigate the symptomatic mass on the dorsum of the hand and wrist using an image study (MRI or ultrasonography) to confirm whether it is a tumor or EDBM. Surgical excision was chosen as a treatment.
Fingers
;
Hand
;
Magnetic Resonance Imaging
;
Ulna
;
Wrist
9.Clinical features of atypical femur fracture.
Joong Sup SHIN ; Nak Chul KIM ; Kyoung Ho MOON
Osteoporosis and Sarcopenia 2016;2(4):244-249
OBJECTIVES: We aim to elucidate the clinical outcomes of bisphosphonate-associated atypical femoral fracture and the clinical results depending on the bisphosphonate therapy period. METHODS: Twenty cases involving 15 patients who had been diagnosed with atypical femoral facture between 2004 and 2014 and who had been followed up for at least 12 months were retrospectively analyzed. The control group was composed of 15 typical femoral facture patients. We used plain radiography and physical examinations to determine the period of time required for fracture healing as well as complication occurrence. We investigated the bisphosphonate administration status and duration and the names of its components, bilateral fracture occurrence status, the period of time required for bone union, and reoperation or bone graft status due to nonunion. RESULTS: Revision surgery involving a bone graft was performed due to nonunion in 1 out of 15 cases. Except in one revision case, the duration of the union was 11.9 months on average in 14 cases of atypical fracture patients, and 4.3 months on average in the control group. This difference was statistically significant (p < 0.05). The bisphosphonate administration duration was positively correlated with the union period (p < 0.05). In contrast, there was no statistically significant correlation between the bisphosphonate administration duration and the incidence of bilateral atypical fractures (p > 0.05). CONCLUSIONS: Atypical femoral fractures required more time for bone union than typical ones and prolonged bisphosphonate administration led to a longer period of time required for bone union.
Femoral Fractures
;
Femur*
;
Fracture Healing
;
Humans
;
Incidence
;
Physical Examination
;
Radiography
;
Reoperation
;
Retrospective Studies
;
Transplants
10.Additional Hinged External Fixation in Complex Elbow Injury.
Tong Joo LEE ; Taek Ho HONG ; Nak Chul KIM
Journal of the Korean Fracture Society 2015;28(3):169-177
PURPOSE: The purpose of this study was to evaluate the use of hinged external fixation in management of complex elbow injury. MATERIALS AND METHODS: We retrospectively reviewed clinical outcomes in 10 patients with elbow dislocation and associated fractures of both the radial head and the coronoid process from January 2007 to December 2013. All ten patients were treated by hinged external fixation after open reduction and internal fixation. The indication for use of a hinged external fixator was persistent instability after fixation of the fractures. Early mobilization was started at 1 week (6.5 days) after surgery. The external fixator was removed at 6 weeks after surgery. Cassebaum classification and Mayo elbow performance score were used for clinical and functional evaluation. The follow-up period was at least 1 year. RESULTS: At the last follow-up, the average further flexion was 127degrees, and the average flexion contracture was 16degrees. The average pronation was 83degrees and the average supination was 78degrees. By the Cassebaum classification after 1 year follow-up, patients were classified as 4 excellent, 4 good, and 2 poor. According to the Mayo elbow performance score, the average score was 87 points (65-100 points) with 3 excellent, 6 good, and 1 fair. Stability was restored in all patients at the last follow-up. There was no case of nonunion and the average union period was 11.5 weeks. CONCLUSION: This study advocated the additional use of a hinged external fixator in the treatment of complex elbow instability, especially when fixation of fractures and repair of soft tissues were not sufficient. Providing adequate stability and allowing early motion, additional external fixation could improve the functional outcome.
Classification
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Contracture
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Dislocations
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Early Ambulation
;
Elbow*
;
External Fixators
;
Follow-Up Studies
;
Head
;
Humans
;
Pronation
;
Retrospective Studies
;
Supination

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