2.Changes in circulating levels of calcium and bone metabolism biochemical markers in patients receiving denosumab treatment.
Yuancheng CHEN ; Wen WU ; Ling XU ; Haiou DENG ; Ruixue WANG ; Qianwen HUANG ; Liping XUAN ; Xueying CHEN ; Ximei ZHI
Journal of Southern Medical University 2025;45(4):760-764
OBJECTIVES:
To investigate the changes in blood levels of calcium and bone metabolism biochemical markers in patients with primary osteoporosis receiving treatment with denosumab.
METHODS:
Seventy-three patients with primary osteoporosis treated in our Department between December, 2021 and December 2023 were enrolled. All the patients were treated with calcium supplements, vitamin D and calcitriol in addition to regular denosumab treatment every 6 months. Blood calcium, parathyroid hormone (PTH), osteocalcin (OC), type I procollagen amino-terminal propeptide (PINP), and type I collagen carboxy-terminal telopeptide β special sequence (β‑CTX) data before and at 3, 6, 9, and 12 months after the first treatment were collected from each patient.
RESULTS:
Three months after the first denosumab treatment, the bone turnover markers (BTMs) OC, PINP, and β-CTX were significantly decreased compared to their baseline levels by 39.5% (P<0.001), 56.2% (P<0.001), and 81.8% (P<0.001), respectively. At 6, 9, and 12 months of treatment, OC, PINP, and β-CTX remained significantly lower than their baseline levels (P<0.001). Blood calcium level was decreased (P<0.05) and PTH level increased (P<0.05) significantly in these patients at months of denosumab treatment, but their levels were comparable to the baseline levels at 6, 9, and 12 months of the treatment (P>0.05).
CONCLUSIONS
Denosumab can suppress BTMs and has a good therapeutic effect in patients with primary osteoporosis, but reduction of blood calcium and elevation of PTH levels can occur during the first 3 months in spite of calcium supplementation. Blood calcium and PTH levels can recover the baseline levels as the treatment extended, suggesting the importance of monitoring blood calcium and PTH levels during denosumab treatment.
Humans
;
Denosumab/therapeutic use*
;
Calcium/blood*
;
Parathyroid Hormone/blood*
;
Biomarkers/blood*
;
Osteoporosis/blood*
;
Osteocalcin/blood*
;
Procollagen/blood*
;
Female
;
Collagen Type I/blood*
;
Peptide Fragments/blood*
;
Bone Density Conservation Agents/therapeutic use*
;
Bone and Bones/metabolism*
;
Male
;
Middle Aged
;
Vitamin D
;
Peptides/blood*
;
Aged
4.Mechanism of action and exogenous supplementation of vitamin D in Crohn's disease.
Yu XIA ; Juan ZHOU ; Hong-Mei ZHAO ; Jie-Yu YOU
Chinese Journal of Contemporary Pediatrics 2023;25(8):870-876
Vitamin D can not only regulate calcium and phosphorus metabolism, but also exert an immunoregulatory effect. Vitamin D deficiency is common in patients with Crohn's disease (CD). Studies have shown that vitamin D is associated with CD and other autoimmune diseases and can improve the condition of patients with CD and promote their recovery by regulating intestinal immunity, repairing the intestinal mucosal barrier, inhibiting intestinal fibrosis, enhancing the response to infliximab, and regulating intestinal microbiota. Exogenous vitamin D supplementation can induce disease remission while increasing the serum level of vitamin D. However, only a few randomized, double-blind, and placebo-controlled trials have investigated the therapeutic effect of vitamin D in CD, and the optimal form of vitamin D supplementation, the specific dosage of vitamin D supplementation, and the optimal serum maintenance concentration of vitamin D remain to be clarified. This article mainly discusses the mechanism of action of vitamin D in CD and the beneficial effect of exogenous vitamin D supplementation on CD.
Humans
;
Calcium, Dietary
;
Crohn Disease/drug therapy*
;
Dietary Supplements
;
Infliximab
;
Vitamin D/therapeutic use*
5.Vitamin D supplementation in pregnant women or infants for preventing allergic diseases: a systematic review and meta-analysis of randomized controlled trials.
Chao LUO ; Yaning SUN ; Zuojing ZENG ; Ying LIU ; Shunlin PENG
Chinese Medical Journal 2022;135(3):276-284
BACKGROUND:
It is still unclear if and to what extent antenatal or infant or childhood vitamin D supplementation would affect the development of allergy diseases later in life. This study aimed to review the efficacy of vitamin D supplementation in pregnant women, infants, or children for the prevention of allergies.
METHODS:
MEDLINE (PubMed), EMBASE (OVID), and the Cochrane Central Register of Controlled Trials were searched up to March 1, 2020. We included only randomized controlled trials (RCTs). We performed a systematic review and meta-analysis for vitamin D supplementation in primary allergy prevention. These trials were assessed for risk of bias using the Cochrane Collaboration domains and the consensus was reached via discussion with the full study group. We descriptively summarized and quantitatively synthesized original data to evaluate vitamin D supplementation in primary allergy prevention by using Review Manager software for meta-analysis.
RESULTS:
The search yielded 1251 studies. Seven RCTs were included in this analysis. A meta-analysis revealed that vitamin D supplementation for pregnant women or infants may not decrease the risk of developing allergic diseases, such as asthma or wheezing (supplementation for pregnant women, risk ratio [RR]: 1.01, 95% confidence interval [CI]: 0.81-1.26, P = 0.90, I2 = 47%; supplementation for infants, RR: 1.00, 95% CI: 0.70-1.43, P = 0.99, I2 = 0%; supplementation for pregnant women and infants, RR: 0.35, 95% CI: 0.10-1.25, P = 0.11), eczema (supplementation for pregnant women, RR: 0.95, 95% CI: 0.80-1.13, P = 0.77, I2 = 0%; supplementation for infants, RR: 0.84, 95% CI: 0.64-1.11, P = 0.19, I2 = 42%), allergic rhinitis (supplementation for pregnant women, RR: 0.93, 95% CI: 0.78-1.11, P = 0.15, I2 = 47%), lower respiratory tract infection (LRTI) (supplementation for pregnant women, RR: 0.97, 95% CI: 0.85-1.11, P = 0.59, I2 = 0%), or food allergy.
CONCLUSIONS:
Supplementation of vitamin D in pregnant women or infants does not have an effect on the primary prevention of allergic diseases.
SYSTEMATIC REVIEW REGISTRATION
PROSPERO (CRD42020167747).
Child
;
Dietary Supplements
;
Female
;
Humans
;
Infant
;
Pregnancy
;
Pregnant Women
;
Randomized Controlled Trials as Topic
;
Rhinitis, Allergic
;
Vitamin D/therapeutic use*
10.Effect of electro-nape-acupuncture on hearing in patients with refractory flat descending idiopathic sudden sensorineural hearing loss.
Guo-Bin SHENG ; Hang SU ; Hui-Ling LI ; Rui BAO ; Gang LIU ; Ying KONG ; Ying TANG
Chinese Acupuncture & Moxibustion 2020;40(7):726-730
OBJECTIVE:
To compare the therapeutic effect of electro-nape-acupuncture (ENA) combined with hyperbaric oxygen therapy (HBOT) and single HBOT on refractory flat descending idiopathic sudden sensorineural hearing loss (ISSNHL).
METHODS:
A total of 78 patients were randomized into an ENA combined with HBOT (ENA+HBOT) group and a HBOT group, 39 cases in each one. Patients in both groups were treated with oral extract of ginkgo biloba leaves and mecobalamin tablets. On the basis of the conventional medication treatment, HBOT was adopt in the HBOT group. On the basis of the treatment in the HBOT group, electro-nape-acupuncture was applied at Fengchi (GB 20), Gongxue (Extra), Zhongzhu (TE 3), Waiguan (TE 5) and Yifeng (TE 17), Tinggong (SI 19), Tinghui (GB 2) and the vertigo-auditory area of affected side in the ENA+HBOT group. Pulse acupuncture instrument was connected at Fengchi (GB 20) and Gongxue (Extra) for 30 min (with continuous wave, 2 Hz in frequency), the needles were retained for another 30 min after electroaupuncture. The treatment was given once a day, 6 times a week for 4 weeks in both groups. Before the treatment and 2,4 weeks into the treatment, the average auditory threshold, the scores of tinnitus handicap inventory (THI) and dizziness handicap inventory (DHI) were observed, and the therapeutic effect was evaluated in both groups.
RESULTS:
Compared before treatment, the average auditory threshold, the scores of THI and DHI of 2,4 weeks into the treatment were decreased in both groups (<0.000 1). Compared with the HBOT group, the average auditory threshold, the scores of THI and DHI of 4 weeks into the treatment were lower in the ENA+HBOT group (<0.000 1). The total effective rate was 69.2% (27/39) in the ENA+HBOT group and 51.3% (20/39) in the HBOT group, there was no statistical difference (>0.05).
CONCLUSION
Electro-nape- acupuncture can improve the mean auditory threshold and the symptoms of tinnitus and dizziness in patients with refractory flat descending idiopathic sudden sensorineural hearing loss.
Acupuncture Therapy
;
Dizziness
;
therapy
;
Hearing Loss, Sensorineural
;
therapy
;
Hearing Loss, Sudden
;
therapy
;
Humans
;
Hyperbaric Oxygenation
;
Plant Extracts
;
therapeutic use
;
Tinnitus
;
therapy
;
Treatment Outcome
;
Vitamin B 12
;
analogs & derivatives
;
therapeutic use

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