Chinese Medical Sciences Journaldoi: 10.24920/004329

• 论著 • 上一篇    

生玉米淀粉改善胰岛素瘤相关低血糖的疗效:一种有前景的支持治疗

李融融1, 陈伟1*, 肖新华2, 于淼2, 平凡2, 段炼2   

  1. 1中国医学科学院 北京协和医学院 北京协和医院临床营养科 功能主食创制与慢病营养干预北京市重点实验室;
    2内分泌科,北京 100730
  • 收稿日期:2023-12-11 接受日期:2024-04-11 发布日期:2024-05-17

Efficacy of Raw Corn Starch in Insulinoma-Related Hypoglycemia: A Promising Supportive Therapy

Rong-Rong Li1, Wei Chen1*, Xin-Hua Xiao2, Miao Yu2, Fan Ping2, Lian Duan2   

  1. 1Department of Clinical Nutrition, Beijing Key Laboratory of the Innovative Development of Functional Staple and the Nutritional Intervention for Chronic Disease;
    2Department of Endocrinology; Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100730, China
  • Received:2023-12-11 Accepted:2024-04-11 Online:2024-05-17
  • Contact: *E-mail: txchenwei@sina.com

摘要: 目的 探讨补充生玉米淀粉(raw corn starch,RCS)对胰岛素瘤相关低血糖的疗效。
方法 我们回顾性收集了术前接受RCS辅助饮食的胰岛素瘤患者的临床资料,分析了RCS干预对血糖和体重变化的效果以及不良反应。
结果 研究纳入24例胰岛素瘤患者,男性7例,女性17例,年龄46.08岁±14.15岁。在补充RCS前,所有患者均有频繁的低血糖发作(2.51±3.88 次/周),83.33%的患者伴有低血糖相关神经症状,75.0%的和患者伴有自主神经表现;空腹血糖为2.70(IQR: 2.50-2.90)mmol/L。患者接受RCS干预后,体重每月增加0.38(IQR: 0.05-0.65)kg,有8例(33.33%)患者出现超重,7例(29.17%)出现肥胖。所有患者均规律补充RCS直至完成原发病治疗(23例随后接受了肿瘤切除术,1例接受了肝转移灶的动脉化疗栓塞治疗)。19例患者全天均匀补充RCS,干预1周内的空腹血糖显著高于营养干预前水平[4.30(IQR: 3.30-5.70)mmol/L vs. 2.25(IQR: 1.60-2.90)mmol/L,P = 0.000];其中10例患者补充RCS超过4周,其空腹血糖较干预前显著改善[3.20(IQR: 2.60-3.95)mmol/L vs. 2.15(IQR: 1.83-2.33)mmol/L,P = 0.000]。另有5例患者仅在夜间补充RCS,在干预1周内空腹血糖也有显著提高[3.50(IQR: 2.50-3.65)mmol/L vs. 2.20(IQR: 1.80-2.60)mmol/L,P = 0.000];其中仅有1例患者继续接受超过4周的夜间补充RCS,空腹血糖没有显著改善。所有患者的体重并未因RCS补充而改善。2例患者现轻度腹泻,1例出现胀气,减少RCS剂量后症状缓解。
结论 规律的补充RCS有助于改善胰岛素瘤引起的低血糖。

关键词: 玉米淀粉, 低血糖, 胰岛素瘤, 营养治疗

Abstract: Objective To investigate the efficacy of raw corn starch (RCS) in clinical management of insulinoma-induced hypoglycemia.
Methods We retrospectively collected clinical data of insulinoma patients who received RCS-supplemented diet preoperatively, and analyzed the therapeutic effects of the RCS intervention on blood glucose control, weight change, and its adverse events.
Results The study population consisted of 24 case of insulinoma patients, 7 males and 17 females, aged 46.08 ± 14.15 years. Before RCS-supplemented diet, all patients had frequent hypoglycemic episodes (2.51 ± 3.88 times/week), concurrent with neuroglycopenia (in 83.3% of patients) and autonomic manifestations (in 75.0% of patients), with the median fasting blood glucose (FBG) of 2.70 [interquartile range (IQR): 2.50-2.90] mmol/L. The patients’ weight increased by 0.38 (IQR: 0.05-0.65) kg per month, with 8 (33.3%) cases developing overweight and 7 (29.2%) cases developing obesity. All patients maintained the RCS-supplemented diet until they underwent tumor resection (23 cases) and transarterial chemoembolization for liver metastases (1 case). For 19 patients receiving RCS throughout the day, the median FBG within one week of nutritional management was 4.30 (IQR: 3.30-5.70) mmol/L, which was a significant increase compared to pre-nutritional level [2.25 (IQR: 1.60-2.90) mmol/L; P = 0.000]. Of them, 10 patients receiving RCS throughout the day for over four weeks had sustained improvement in FBG compared to pre-treatment [3.20 (IQR: 2.60-3.95) mmol/L vs. 2.15 (IQR: 1.83-2.33) mmol/L; P = 0.000). Five patients who received RCS only at night also had a significant increase in FBG within one week of nutritional management [3.50 (IQR: 2.50-3.65) mmol/L vs. 2.20 (IQR:1.80-2.60) mmol/L; P = 0.000], but only one patient who continued to receive RCS for over 4 weeks did not have a significant improvement in FBG. No improvement in weight gain was observed upon RCS supplementation. Mild diarrhea (2 cases) and flatulence (1 case) occurred, and were relieved by reduction of RCS dose.
Conclusion The RCS-supplemented diet is effective in controlling insulinoma-induced hypoglycemia.

Key words: corn starch, hypoglycemia, insulinoma, nutrition therapy

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