老人失智症及憂鬱症之預防與診療、 精神官能症之治療、 精神流行病學。

RESEARCH FOCUS

1.Psychiatry: geriatric psychiatry, disaster psychiatry, psychopharmacology, psychooncology, suicidology, obesity and eating disorders

2.Public health: psychiatric epidemiology, successful aging and anti-aging, health promotion intervention

Publications in 5 years

Obesity/Metabolic Syndrome

1. Lin HY, Changchien TC, Hsieh TJ, Chen CS, Yen YC. (2025) A longitudinal study of the association between the outcome of bariatric surgery and mental health indicators in Chinese patients. BMC Psychiatry, 25;91. https://doi.org/10.1186/s12888-025-06526-8.

2. Chin WL, Chen CY, Tu WL, Chen JH, Yen YC, Hung TT. (2026) Rapid recurrent weight gain within two years of sleeve gastrectomy: Clinical predictors and metabolic consequences. Obesity Surgery, 36(4):1541-1554. https://doi.org/10.1007/s11695-026-08530-7.

Depression

3. Yen YC, Chiu NY, Hwang TJ, Su TP, Yang YK, Chen CS, Li CT, Su KP, Lai TJ, Chang CM. (2022) A multi-center study for the development of the Taiwan Cognition Questionnaire (TCQ) in major depressive disorder. Journal of Personalized Medicine, 12, 359.

4. Yen YC*, Huang CY, Chan HW, Wang YY, Changchien TC, Wang DW, Lin PC, Chang TT, Chiu YW. (2022) Longitudinal association of universal screening and treatment for major depressive disorder with survival in cancer patients. Journal of Personalized Medicine, 12,1213.

5. Hsieh KY, Cheng KD, Chu CS, Yen YC, Changchien TC. (2024) Depression, Anxiety, and Pain Predict Quality of Life in Patients with Differentiated Thyroid Cancer Postradiotherapy Ablation in Taiwan: A 48-Week Follow-Up Study. Current Oncology, 31(11):6608-6620. https://doi.org/10.3390/curroncol31110488.

6. Changchien TC, Chiu YW, Hsieh TJ, Yen YC, Wang RH, Ho YC. (2026) Caregiver mental health and sociodemographic factors associated with the burden of care in Taiwan among primary caregivers of patients with major depressive disorder: A cross-sectional study. Neuropsychiatric Disease and Treatment, 22:606026. https://doi.org/10.2147/NDT.S606026. Psychopharmacology

7. Liang CS, Su TP, Hsieh MH, Lee CS, Kuo J, Chiu NY, Chen PS, Yen YC, Bai YM. (2021) Taiwan expert consensus recommendations for switching to Aripiprazole long-acting once-monthly in patients with schizophrenia. Journal of Personalized Medicine, 11:1198. https://doi.org/10.3390/jpm11111198.

8. Chan HW, Huang CY, Yen YC*. (2021) Clinical outcomes of long-acting injectable paliperidone in patients with schizophrenia: A 1-year retrospective cohort study. BMC Psychiatry, 21:507.

Disaster Psychiatry/Stress

9. Chu CC, Yen YC* (2020) Protecting Mental Health for Healthcare Staff During the COVID-19 Pandemic. E-Da Medical Journal, 7(4S):11-15.

Suicidology

10. Tu CY, Yen TH, Chang CM, Chen HY, Yen YC, Guo MC, Lu TH, Wu CS, Chen IM, Cheng HC, Huang WL, Chen CC, Eddleston M, Chang SS. (2022) Characteristics and psychopathology of 1,086 patients who self-poisoned using pesticides in Taiwan (2012-2019): A comparison across pesticide groups. Journal of Affective Disorders, 300:17-26. https://doi.org/10.1016/j.jad.2021.12.058.

11. Yen YC*, Huang CY. (2022) Routine screening for depression among cancer patients is associated with lower suicide mortality rate. Journal of Suicidology, 17(2):167-169.

12. Yen YC, Wu CY, Lee MB, Chan CT, Chen CY. (2023) A Nationwide community survey on COVID-19 stressors, psychological distress and suicidality in Taiwan. Journal of Suicidology, 17(2):167-169.

13. Yen YC*. (2024) Empowering healthcare professionals through the suicide prevention education program. Journal of Suicidology, 19(2): 821-822. https://doi.org/10.30126/JoS.202406_19(2).0007.

14. Yen YC*, Huang CY. (2024) Suicide risk among patients with various primary cancers. Journal of Suicidology, 19(2): 842-846. https://doi.org/10.30126/JoS.202406_19(2).0006.

Consultation/Liaison

15. Tai CM, Huang CK, Changchien TC, Lin PC, Wang DW, Chang TT, Chan HW, Chen TH, Tseng CH, Chen CC, Tsai CT, Sie YT, Yen YC*, Yu ML. (2022) Collaborative referral model to achieve hepatitis C micro-elimination in methadone maintenance treatment patients during the COVID-19 pandemic. Viruses, 14, 1637.

16. Lin SW, Chen CY, Su YC, Wu KT, Yu PC, Yen YC*, Chen JH. (2022) Mortality prediction model before surgery for acute mesenteric infarction: a population-based study. Journal of Clinical Medicine, 11, 5937.

17. Chang YR, Yen YC*. (2023) Newly diagnosed diabetes mellitus after COVID-19: a case report. Taiwanese Journal of Psychiatry, 37, 155-6.

18. Changchien TC, Hsieh TJ, Yen YC. (2024) Erectile dysfunction among male patients receiving methadone maintenance treatment: focusing on anxiety-related symptoms. Sexual Medicine, 23, 12(4):qfae052. http://doi.org/10.1093/sexmed/qfae052.

19. Changchien TC, Yen YC, Lu YC. (2024) Mental health and quality of life of patients with differentiated thyroid cancer pre and post radioactive iodine treatment: A prospective study. Journal of Clinical Medicine, 13(18):5472. https://doi.org/10.3390/jcm13185472

身心醫學、照會精神醫學、焦慮症、憂鬱症、躁鬱症、思覺失調症、老年精神疾患與失智症等

一般精神醫學、兒童及青少年心智疾病、婦女身心、情緒婚姻問題、學習障礙及過動症。

*備註：若曾看過李醫師之初診病患，可於週一或週四下午2：00前往診間申請加掛

心情煩悶、心理困擾、失眠、精神官能症、焦慮症、憂鬱症、躁鬱症、恐慌症、強迫症、自律神經失調、婦女身心醫學、環境適應等問題。

睡眠障礙特診、一般精神醫學(憂鬱,躁鬱,焦慮,失智,思覺失調,幻聽幻覺,腦傷)、心身及官能症狀治療(自律神經失調,神經衰弱,身體化症狀,慢性疼痛,性功能障礙)、抒壓減重治療(暴食症、壓力胖)、酒精毒品藥物等濫用依賴、個別及團體心理治療、司法精神鑑定。

＊＊因本人問診會談之型態、恐致延診數小時，請各位耐心等候、尤其是全院全科初診或初掛本人之患者，若等待較久、可協助改掛其他醫師門診，造成不便請見諒＊＊

一般精神醫學、憂鬱症、躁鬱症、思覺失調症、睡眠障礙、焦慮症、恐慌症

一般精神醫學、情感性疾患、憂鬱症、躁鬱症、精神分裂症、睡眠障礙、焦慮症、恐慌症

一般精神醫學、失智症、老年情感性疾患、憂鬱症、躁鬱症、精神分裂症、睡眠障礙、焦慮症、恐慌症。

照會身心醫學、老年精神醫學

失智症、老年精神醫學、焦慮症、憂鬱症、睡眠障礙、躁鬱症

精神科 相關專業

憂鬱症、精神分裂症、躁鬱症及其他情感性精神疾病、睡眠障礙、焦慮症、恐慌症、酒藥癮、個別心理治療，團體心理治療。

一般精神醫學、兒童及青少年心智疾病

精神科相關專業