1.Effect of Qingfei Shenshi Decoction (清肺渗湿汤) Combined with Western Medicine on Clinical Effectiveness and Immune Function for Patients with Bronchial Asthma of Heat Wheezing Syndrome
Ying SUN ; Haibo HU ; Na LIU ; Fengchan WANG ; Jinbao ZONG ; Ping HAN ; Peng LI ; Guojing ZHAO ; Haoran WANG ; Xuechao LU
Journal of Traditional Chinese Medicine 2026;67(1):38-44
ObjectiveTo observe the clinical effectiveness and safety of Qingfei Shenshi Decoction (清肺渗湿汤) combined with western medicine for patients with bronchial asthma of heat wheezing syndrome, and to explore its potential mechanism of action. MethodsEighty-six participants with bronchial asthma of heat wheezing syndrome were randomly divided into treatment group and control group, each group with 43 participants. The control group received conventional western medicine, and the treatment group was additionally administered Qingfei Shenshi Decoction orally on the basis of the control group, 1 dose per day. Both groups were treated for 14 days. The primary outcome measure was clinical effectiveness; secondary outcome measures included traditional Chinese medicine (TCM) syndrome score, asthma control test (ACT) score, pulmonary function indices such as forced expiratory volume in 1 second (FEV1), forced vital capacity (FVC), peak expiratory flow (PEF), serum inflammatory factor levels including interleukin-4 (IL-4), tumour necrosis factor-α (TNF-α), and high-sensitivity C-reactive protein (hs-CRP), and immune function indices including CD3+, CD4+, CD8+, CD4+/CD8+. All outcome measures were evaluated before and after treatment. Vital signs were monitored, and electrocardiography, blood routine, urine routine, liver function, and renal function tests were performed before and after treatment. Adverse events and reactions during the study were recorded. ResultsA total of 80 patients completed the trial with 40 in each group. The total clinical effective rate of the treatment group was 97.5% (39/40), which was significantly higher than that of the control group (85.0%, 34/40, P<0.05). After treatment, both groups showed decreased TCM syndrome scores, IL-4, TNF-α, hs-CRP, and CD8+ levels, as well as increased ACT scores, CD3+, CD4+, CD4+/CD8+, FEV1, FVC, and PEF levels (P<0.05 or P<0.01). Moreover, the improvements in these indices were more significant in the treatment group than in the control group (P<0.05 or P<0.01). No significant abnormalities in safety indicators were observed in either group, and no adverse events or reactions occurred. ConclusionQingfei Shenshi Decoction combined with conventional western medicine for patients with bronchial asthma of heat wheezing syndrome can effectively improve the clinical symptoms, pulmonary function, and clinical effectiveness, with good safety. Its mechanism may be related to reducing inflammatory factor levels and regulating T lymphocyte subsets to improve immune function.
2.Significance of precise classification of sacral meningeal cysts by multiple dimensions radiographic reconstruction MRI in guiding operative strategy and rehabilitation.
Jianjun SUN ; Qianquan MA ; Xiaoliang YIN ; Chenlong YANG ; Jia ZHANG ; Suhua CHEN ; Chao WU ; Jingcheng XIE ; Yunfeng HAN ; Guozhong LIN ; Yu SI ; Jun YANG ; Haibo WU ; Qiang ZHAO
Journal of Peking University(Health Sciences) 2025;57(2):303-308
OBJECTIVE:
To precise classify sacral meningeal cysts, effective guide minimally invasive neurosurgery and postoperative personalized rehabilitation by multiple dimensions radiographic reconstruction MRI.
METHODS:
From March to December 2021, based on the original 3D-fast imaging employing steadystate acquisition (FIESTA) scanning sequence, 92 patients with sacral meningeal cysts were pre-operatively evaluated by multiple dimensional reconstruction MRI. The shape of nerve root and the leakage of cyst were reconstructed according to the direction of nerve root or leakage track showed on original MRI scans. Sacral canal cysts were accurately classified as including nerve root and without nerve root, so as to accurately design the incision of skin and formulate corresponding open range of the posterior wall of the sacral canal. Under the microscope intraoperation, the shape of the nerve roots inside cysts or leakage track of the cysts without nerve roots were verified and explored. After the reinforcement and shaping operation, several reexaminations of multiple dimensional reconstruction MRI were performed to understand the deformation of the nerve root and hydrops in the operation cavity, so as to formulate a persona-lized rehabilitation plan for the patients.
RESULTS:
Among the 92 patients with sacral mengingeal cyst, 58 (63.0%) cysts with nerve root cyst, 29 (31.5%) cysts without nerve root cyst, and 5 (5.4%) cysts with mixed sacral canal cyst. In 58 patients with nerve root cysts, the accuracy of preoperative clinical classification on MRI image reached 96.6% (56/58) through confirmation by operating microscope. Only 2 cases of large single cyst with nerve root on the head of cyst were mistaken for without nerve root type. In 29 patients with sacral cyst without nerve root, the accuracy of preoperative image reached 100% through confirmation by operating microscope. The accuracy of judging the internal nerve root and leakage of 12 cases with recurrent sacral cyst was also 100%. Two cases of delayed postoperative hydrops were found one month after operation. After rehabilitation treatment by moxibustion and bathing, the hydrops disappeared 4-6 months after operation.
CONCLUSION
Multiple dimensional reconstruction MRI can precisely make clinical classification of sacral meningeal cysts before operation, guide minimally invasive neurosurgery effectively, and improve the rehabilitation effect.
Humans
;
Magnetic Resonance Imaging/methods*
;
Male
;
Female
;
Sacrum/surgery*
;
Adult
;
Middle Aged
;
Imaging, Three-Dimensional/methods*
;
Cysts/rehabilitation*
;
Aged
;
Adolescent
;
Young Adult
;
Spinal Nerve Roots/diagnostic imaging*
;
Minimally Invasive Surgical Procedures
;
Neurosurgical Procedures/methods*
3.ZHOU Zhaoshan's Experience in Staged Treatment of Bronchial Asthma by Draining Dampness
Haoran WANG ; Ying SUN ; Na LIU ; Fengchan WANG ; Ping HAN ; Peng LI ; Guojing ZHAO ; Haibo HU ; Xuechao LU ;
Journal of Traditional Chinese Medicine 2025;66(23):2416-2420
This paper summarized Professor ZHOU Zhaoshan's clinical experience in treating bronchial asthma (abbreviated as asthma) by stages with dampness-draining method. It is believed that pathogenic dampness is the key pathological factor in the onset of asthma. Dampness accumulates into water, which gathers into rheum; the condensed rheum forms phlegm, which lingers in the lungs. When external pathogens trigger the latent phlegm, phlegm and qi become mutually obstructed, leading to airway obstruction, disrupted qi movement, and upward reversal of lung qi, thereby resulting in asthma attacks. The treatment emphasizes a stage-based approach. During acute attacks, the main syndromes include cold-damp obstructing the lungs, damp-heat accumulating in the lungs, and shaoyang (少阳) constraint with heat. For the syndrome of cold-damp obstructing the lungs, a self-formulated Wenfei Shenshi Decoction (温肺渗湿汤) is used to warm the lungs and disperse cold, drain dampness and relieve panting; for the syndrome of damp-heat accumulating in the lungs, a self-formulated Qingfei Shenshi Decoction (清肺渗湿汤) is employed to clear the lungs and expel heat, drain dampness and relieve asthma; and for the syndrome of shaoyang constraint with heat, a self-formulated Chaihu Shenshi Decoction (柴胡渗湿汤) is administered to harmonize the shaoyang, clear heat and drain dampness. During the remission stage, treatment is based on the underlying kidney-deficiency constitution, and a self-formulated Bushen Shenshi Decoction (补肾渗湿汤) is formulated to tonify the kidneys and drain dampness, improve qi reception and relieve panting.
4.Investigation and analysis of the current status of transjugular intrahepatic portosystemic shunt treatment for portal hypertension in China
Haozhuo GUO ; Meng NIU ; Haibo SHAO ; Xinwei HAN ; Jianbo ZHAO ; Junhui SUN ; Zhuting FANG ; Bin XIONG ; Xiaoli ZHU ; Weixin REN ; Min YUAN ; Shiping YU ; Weifu LYU ; Xueqiang ZHANG ; Chunqing ZHANG ; Lei LI ; Xuefeng LUO ; Yusheng SONG ; Yilong MA ; Tong DANG ; Hua XIANG ; Yun JIN ; Hui XUE ; Guiyun JIN ; Xiao LI ; Jiarui LI ; Shi ZHOU ; Changlu YU ; Song HE ; Lei YU ; Hongmei ZU ; Jun MA ; Yanming LEI ; Ke XU ; Xiaolong QI
Chinese Journal of Radiology 2024;58(4):437-443
Objective:To investigate the current situation of the use of transjugular intrahepatic portosystemic shunt (TIPS) for portal hypertension, which should aid the development of TIPS in China.Methods:The China Portal Hypertension Alliance (CHESS) initiated this study that comprehensively investigated the basic situation of TIPS for portal hypertension in China through network research. The survey included the following: the number of surgical cases, main indications, the development of Early-TIPS, TIPS for portal vein cavernous transformation, collateral circulation embolization, intraoperative portal pressure gradient measurement, commonly used stent types, conventional anticoagulation and time, postoperative follow-up, obstacles, and the application of domestic instruments.Results:According to the survey, a total of 13 527 TIPS operations were carried out in 545 hospitals participating in the survey in 2021, and 94.1% of the hospital had the habit of routine follow-up after TIPS. Most hospitals believed that the main indications of TIPS were the control of acute bleeding (42.6%) and the prevention of rebleeding (40.7%). 48.1% of the teams carried out early or priority TIPS, 53.0% of the teams carried out TIPS for the cavernous transformation of the portal vein, and 81.0% chose routine embolization of collateral circulation during operation. Most of them used coils and biological glue as embolic materials, and 78.5% of the team routinely performed intraoperative portal pressure gradient measurements. In selecting TIPS stents, 57.1% of the hospitals woulel choose Viator-specific stents, 57.2% woulel choose conventional anticoagulation after TIPS, and the duration of anticoagulation was between 3-6 months (55.4%). The limitation of TIPS surgery was mainly due to cost (72.3%) and insufficient understanding of doctors in related departments (77.4%). Most teams accepted the domestic instruments used in TIPS (92.7%).Conclusions:This survey shows that TIPS treatment is an essential part of treating portal hypertension in China. The total number of TIPS cases is far from that of patients with portal hypertension. In the future, it is still necessary to popularize TIPS technology and further standardize surgical indications, routine operations, and instrument application.
5.Clinical Characteristics and Potential Risk Factors Analysis of Liver Injury Related to Epimedii Folium Preparation
Yongkang ZHAO ; Yuyang LIU ; Wei SHI ; Han GAO ; Zheng LI ; Zhaofang BAI ; Haibo SONG ; Yuan GAO ; Jiabo WANG ; Xiaohe XIAO
Chinese Journal of Experimental Traditional Medical Formulae 2024;30(6):205-210
ObjectiveThis paper aims to analyze the clinical characteristics and medication rationality of liver injury related to Epimedii Folium preparation (EP) and explore the possible risk factors of liver injury, so as to provide a reference for the safe clinical application of Epimedii Folium (EF). MethodA retrospective analysis was conducted on liver injury cases related to EP from 2012 to 2016. ResultThe number of reported liver injury cases and the proportion of severe cases related to the use of EP show an increasing trend, indicating the objective existence of liver injury caused by EP. There are more cases of liver injury related to EP in women than in men, with an onset age range of 15-91 years old and a median onset age of 60 years old (median onset ages for men and women are 59 and 60 years old, respectively). The time span from taking EP alone to the occurrence of liver injury is 1-386 days, with a median of 38 days. The time span from taking both EP and Western medicine to the occurrence of liver injury is 1-794 days, with a median of 34 days. EF-related liver injury preparations are mostly composed of traditional Chinese medicines that promote immunity and tonify the liver and kidney, indicating that immune stress in the body may be the mechanism of liver injury caused by the use of EP alone or in combination. There is no increasing trend of toxicity with time or dose in the liver injury caused by EP. By further exploring its risk factors, it is found that patients have unreasonable medication methods such as excessive dosage, repeated use, and multi-drug combination, which may also be one of the important risk factors for EF-related liver injury. ConclusionEP has a certain risk of liver injury and should be emphasized in clinical diagnosis and treatment. Immune stress may be the mechanism of liver injury caused by EP, and in clinical use, it is necessary to be vigilant about the risk of liver injury caused by unreasonable use and combined use with Western medicine.
6.Relationship between job stress, job crafting, and job burnout among college counselors
Haixia ZHAO ; Xue ZOU ; Le HAN ; Haibo ZHAO ; Haiying MA
Journal of Environmental and Occupational Medicine 2024;41(2):160-167
Background Job burnout has become an important factor affecting the mental and physical health and work efficiency of college counselors, and indirectly affects the quality and development of talent cultivation for college students. Objective To explore the relationship between job stress, job crafting, and job burnout among college counselors, and to test the mediating role of job crafting between job stress and job burnout, in order to take targeted measures to alleviate job stress and job burnout of college counselors, reduce associated health risks, and improve the effectiveness of higher education. Methods An anonymous questionnaire survey was conducted among 400 counselors from social network communication groups by convenience sampling. The Counselor Work Stress Scale, Job Crafting Scale, and Maslach Burnout Inventory-General Survey were used. Harman's single-factor method was used to evaluate common method bias in the survey data. One-way ANOVA was applied to test the difference in job stress, job crafting, and job burnout among college counselors by demographic characteristics, and chi-square test was used to analyze the difference in reporting job burnout. Partial correlation analysis was used to evaluate the correlation between selected variables. Structural equation modeling was used to analyze the relationship of job stress, job crafting, and job burnout among college counselors, and Bootstrap analysis was used to test if there was a mediating effect of job crafting on the relationship between job stress and job burnout. Results Of the 390 questionnaires recovered, there were 338 valid questionnaires (86.67%). Among the included subjects, the mean scores of job stress, job crafting, and job burnout were (2.70±0.62), (3.77±0.62), and (2.09±1.09), respectively. The positive rate of job burnout was 76.9% (260/338), with a positive rate of 72.8% in exhaustion dimension and 59.8% in cynicism dimension. There were significant differences in job crafting scores among the college counselors by different genders and professional titles (P<0.05). Female counselors had significantly higher job burnout scores and positive rates than male counselors (P<0.05). The partial correlation analysis showed that job stress, work load, school evaluation and expectation, and interpersonal relationship were positively correlated with job burnout (r=0.562, 0.442, 0.473, and 0.455, respectively, P<0.01), and negatively correlated with job crafting (r=−0.271, −0.169, −0.246, and −0.247, respectively, P<0.01); job crafting, cognitive crafting, relationship crafting, and task crafting were negatively correlated with job burnout (r=−0.447, −0.452, −0.366, and −0.340, respectively, P<0.01). The modified structural equation modeling indicated that job stress negatively affected job crafting (b=−0.348, P<0.001) and positively affected job burnout (b=0.454, P<0.001); job crafting negatively affected job burnout (b=−0.459, P<0.001), and played a partial mediating role in the relationship between job stress and job burnout, and the effect value was 0.160 (95%CI: 0.102, 0.230) that accounted for 26.10% of the total effect. Conclusion Job burnout among the college counselors is prominent. Job crafting presents an inhibitory effect on job burnout. Job stress indirectly affects the occurrence of job burnout by inhibiting the generation of job crafting.
7.Hepatic T cell subtypes and functional analysis among alveolar echinococcosis patients using single-cell RNA sequencing
Si CHEN ; Xiangqian WANG ; Wanzhong JIA ; Qigang CAI ; Xueyong ZHANG ; Qiang ZHANG ; Haibo ZHENG ; Linghong ZHU ; Bing LI ; Wei WANG ; Xiumin HAN
Chinese Journal of Schistosomiasis Control 2024;36(5):481-493
Objective To investigate T cell subtypes and their functions in liver immune microenvironments among patients with alveolar echinococcosis (AE) using single-cell RNA sequencing (scRNA-seq). Methods Four AE patients that were admitted to Qinghai Provincial People’s Hospital in 2023 for hepatic surgery for the first time were enrolled, and liver specimens were sampled 1 cm (peri-lesion, PL group) and > 5 cm from AE lesions (distal lesion, DL group) among each patient. Finally, a total of eight liver specimens were sampled from four AE patients for scRNA-seq analysis. Genome and transcriptome data of liver specimens were processed using the software Cell Ranger and R package. Differentially expressed genes (DEGs) and their biological functions were analyzed using gene ontology (GO) enrichment analysis and Kyoto encyclopedia of genes and genomes (KEGG) pathway analysis, and the primary intercellular communication patterns and interaction mechanisms were identified among T cell subtypes in liver specimens using the CellChat package. In addition, the developmental stages of T cells were subjected to trajectory analysis with the monocle package to investigate the expression of genes associated with cell growth and tumor transformation, and to predict the developmental trajectories of T cells. Results All four AE patients were female, with a mean age of (25.00 ± 9.06) years, and there were three cases from Jiuzhi County, Golog Tibetan Autonomous Prefecture and one case from Chengduo County, Yushu Tibetan Autonomous Prefecture, Qinghai Province. The viability of single-cell samples from eight liver specimens was 90.41% to 96.33%, and a total of 81 763 cells were analyzed, with 19 cell types annotated. Of these cell types, 13 were immune cells (87.60%), and T cells (33.13%), neutrophils (15.40%), and natural killer cells (11.92%) were the three most common cell types. Re-clustering of 27 752 T cells and proliferative T cells identified 10 distinct T cell subtypes, with CD8+ cytotoxic T cells (23.43%), CD8+ naive T cells (12.80%), and CD4+ effector memory T cells (17.73%) as dominant cell types. The proportions of T helper 2 (Th2) cells (5.19% vs. 3.63%; χ2 = 38.35, P < 0.01) and CD4+ effector memory T cells (21.59% vs. 13.67%; χ2 = 244.70, P < 0.01) were significantly higher in liver specimens in the PL group than in the DL group, and the proportion of CD4+ helper T cells was significantly lower in the PL group than in the DL group (7.50% vs. 14.75%; χ2 = 330.52, P < 0.01). KEGG pathway analysis revealed that Th2 cells were significantly enriched in cell apoptosis and multiple cancer-associated pathways, and CD4+ effector memory T cells were significantly enriched in the regulation of cytokines and chronic inflammation, while CD4+ helper T cells were significantly enriched in immune responses regulation. Trajectory analysis of T cells showed that CD4+ helper T cells were at an earlier developmental stage relative to Th2 cells and CD4+ effector memory T cells, and the expression of inhibitor of DNA binding 3 (ID3), thioredoxin interacting protein (TXNIP), Bcl2-associated athanogene 3 (BAG3) and heat shock protein family B (small) member 1 (HSPB1) genes appeared a tendency towards a decline over time. Conclusions CD4+ effector memory T cells and CD8+ cytotoxic T cells are primary interacting cells in the liver specimens of AE patients. Reduced expression of Th2 cells and CD4+ helper T cells contributes to an inhibitory immune microenvironment, which promotes immune evasion by Echinococcus multilocularis, and Th2 cells are significantly enriched in multiple cancer-associated pathways, which may be linked to the invasive growth of E. multilocularis.
8.Clinical analysis of 50 patients with abnormal pulsatile tinnitus in sigmoid sinus
Li LI ; Yuechen HAN ; Pengcheng SUN ; Na HU ; Yanyan MAO ; Zhiqiang HOU ; Haibo WANG ; Zhaomin FAN
Chinese Journal of Otorhinolaryngology Head and Neck Surgery 2024;59(8):792-796
Objective:To analyze the disease characteristics, diagnosis and treatment methods of venous pulsatile tinnitus treated by intervention of sigmoid sinus.Methods:Fifty patients (from Shandong Provincial ENT Hospital, Shandong University between February 2014 and July 2020) with venous pulsatile tinnitus treated by sigmoid sinus surgery were analyzed retrospectively. The tinnitus characteristics, imaging findings, surgical methods, intraoperative findings and postoperative tinnitus changes were recorded. The patients were followed up for 6-12 months. The sign rank sum test was used to analyze the difference in tinnitus grading before and after surgery. There were 50 patients with unilateral venous pulsatile tinnitus, including 49 females and 1 male. The age ranged from 17 to 67 years, with a median age of 44 years. There were 45 cases of right tinnitus and 5 cases of left tinnitus. The degree of tinnitus before operation was grade Ⅱ or above, including 4 cases of gradeⅡ, 11 cases of grade Ⅲ, 22 cases of grade Ⅳ and 13 cases of grade Ⅴ.Results:Thirty-seven cases were cured, 8 cases were ineffective (no change in tinnitus), 3 cases were markedly effective (tinnitus grade decreased by 3 in 2 cases, 4 in 1 case), and 2 cases were effective (tinnitus grade decreased by 1). The difference of tinnitus grade before and after operation was statistically significant ( Z=-5.70, P<0.05). Temporal bone CT showed 36 cases of sigmoid diverticulum (including 17 cases with sigmoid sinus dehiscence), 12 cases of sigmoid sinus dehiscence and 2 cases of absence of the temporal bone cortex abutting to sigmoid sinus. Thirty-five cases were performed with closure of sigmoid sinus diverticulum, 4 cases were performed with resurfacing of the sigmoid plate, 5 cases were performed with narrowing of sigmoid sinus, 4 cases were performed with simple opening of pre sigmoid mastoid air chamber, 1 case of opening was performed with pre sigmoid mastoid air chamber combined with narrowing of sigmoid sinus, and 1 case was performed with opening of pre sigmoid mastoid air chamber combined with closure of sigmoid sinus diverticulum. Conclusions:Venous pulsatile tinnitus is common in women. The common causes may be sigmoid sinus wall abnormalities such as sigmoid sinus diverticulum and perisigmoid bone defect. Imaging examinations are helpful for diagnosis. Venous pulsatile tinnitus can be treated with surgery.
9.Clinical features and genetic analysis of a case with CHARGE syndrome due to variant of CHD7 gene
Chunxiao HAN ; Lulu YAN ; Yuxin ZHANG ; Haibo LI
Chinese Journal of Medical Genetics 2024;41(8):962-965
Objective:To explore the genetic basis for child with CHARGE syndrome.Methods:A child who was diagnosed at Ningbo Women and Children′s Hospital on September 29, 2022 was selected as the study subject. Relevant clinical data were collected. The child and her parents were subjected to whole exome sequencing (WES), and candidate variant was verified by Sanger sequencing and bioinformatic analysis.Results:The child was found to harbor a de novo c. 2972T>C (p.L991S) missense variant of the CHD7 gene, which was detected in neither of her parents. Based on the guidelines from the American College of Medical Genetics and Genomics (ACMG), the variant was predicted to be likely pathogenic (PM6+ PM2_Supporting+ PP2+ PP3+ PP4). Bioinformatic analysis predicted that amino acid 991 is highly conserved among various species, and a hydrogen bond has formed between Asp993 and the mutant Ser991. Conclusion:The heterozygous c. 2972T>C (p.L991S) missense variant of the CHD7 gene probably underlay the pathogenesis of CHARGE syndrome in this child. Above finding has also enriched the mutational spectrum for CHARGE syndrome.
10.Clinical features and genetic analysis of four children with Phelan-McDermid syndrome
Lulu YAN ; Yuxin ZHANG ; Liyun TIAN ; Yingwen LIU ; Yan HE ; Chunxiao HAN ; Danyan ZHUANG ; Haibo LI
Chinese Journal of Medical Genetics 2024;41(9):1059-1065
Objective:To explore the clinical characteristics and genetic etiology of four children with Phelan-McDermid syndrome (PMS).Methods:Four children who had visited the Affiliated Women and Children′s Hospital of Ningbo University between June 2, 2022 and May 8, 2023 were selected as the study subjects. Clinical data of the children were collected. Genomic DNA was extracted from peripheral blood samples of the children and their parents and subjected to whole exome sequencing (WES). Candidate variants were verified by Sanger sequencing and quantitative PCR (q-PCR) analysis. This study was approved by the Medical Ethics Committee of the Affiliated Women and Children′s Hospital of Ningbo University (Ethics No. EC2020-048).Results:All children had presented with speech and language delays and intellectual disability. Children 3 and 4 also presented with autistic behaviors. WES showed that the children 1 and 2 had respectively carried a heterozygous c.731T>C (p.Leu244Pro) and a c.2782_2851del (p.Gly928ArgfsTer4) variant of the SHANK3 gene. Sanger sequencing confirmed that their parents did not carry the same variant, suggesting that they were de novo in origin. Children 3 and 4 had respectively harbored a 121 kb and 52.02 kb heterozygous deletion at chromosome 22q13.33, which had both encompassed the SHANK3 and ACR genes mapped to 22q13.33. q-PCR results showed that the deletion of SHANK3 and ACR genes were de novo in origin. Based on the guidelines from the American College of Medical Genetics and Genomics, the c. 731T>C and c. 2782_2851del variants were predicted to be likely pathogenic (PS2+ PM2_Supporting+ PP3) and pathogenic (PVS1+ PM2_Supporting+ PS2_Supporting), respectively. Furthermore, the 52.02 kb and 121 kb heterozygous deletions in 22q13.33 were both predicted to be pathogenic (2D+ 4C, 1.05 in score; 2D+ 4C, 1 in score). Conclusion:The four children were all diagnosed with PMS by genetic testing. Above finding has enriched the phenotypic and mutational spectrum of PMS, and provided a basis for clinical diagnosis and genetic counseling for their families.

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