1.Evaluation of Renal Impairment in Patients with Diabetic Kidney Disease by Integrated Chinese and Western Medicine.
Yi-Lun QU ; Zhe-Yi DONG ; Hai-Mei CHENG ; Qian LIU ; Qian WANG ; Hong-Tao YANG ; Yong-Hui MAO ; Ji-Jun LI ; Hong-Fang LIU ; Yan-Qiu GENG ; Wen HUANG ; Wen-Hu LIU ; Hui-di XIE ; Fei PENG ; Shuang LI ; Shuang-Shuang JIANG ; Wei-Zhen LI ; Shu-Wei DUAN ; Zhe FENG ; Wei-Guang ZHANG ; Yu-Ning LIU ; Jin-Zhou TIAN ; Xiang-Mei CHEN
Chinese journal of integrative medicine 2023;29(4):308-315
OBJECTIVE:
To investigate the factors related to renal impairment in patients with diabetic kidney disease (DKD) from the perspective of integrated Chinese and Western medicine.
METHODS:
Totally 492 patients with DKD in 8 Chinese hospitals from October 2017 to July 2019 were included. According to Kidney Disease Improving Global Outcomes (KDIGO) staging guidelines, patients were divided into a chronic kidney disease (CKD) 1-3 group and a CKD 4-5 group. Clinical data were collected, and logistic regression was used to analyze the factors related to different CKD stages in DKD patients.
RESULTS:
Demographically, male was a factor related to increased CKD staging in patients with DKD (OR=3.100, P=0.002). In clinical characteristics, course of diabetes >60 months (OR=3.562, P=0.010), anemia (OR=4.176, P<0.001), hyperuricemia (OR=3.352, P<0.001), massive albuminuria (OR=4.058, P=0.002), atherosclerosis (OR=2.153, P=0.007) and blood deficiency syndrome (OR=1.945, P=0.020) were factors related to increased CKD staging in patients with DKD.
CONCLUSIONS
Male, course of diabetes >60 months, anemia, hyperuricemia, massive proteinuria, atherosclerosis, and blood deficiency syndrome might indicate more severe degree of renal function damage in patients with DKD. (Registration No. NCT03865914).
Humans
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Male
;
Diabetes Mellitus, Type 2
;
Diabetic Nephropathies
;
Hyperuricemia
;
Kidney
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Proteinuria
;
Renal Insufficiency, Chronic/complications*
2.Practice of Palliative Care Consultation Proposed by the Emergency Department in Peking Union Medical College Hospital.
Xiao-Hong NING ; Jia-Yi LI ; Xiao-Yan DAI ; Qian LIU ; Di SHI ; Xiao-Xuan ZHAO ; Jie LI ; Lei WANG ; Nan GE ; Xuan QU ; Tie-Kuan DU ; Hua-Dong ZHU
Acta Academiae Medicinae Sinicae 2022;44(5):763-767
Objective To summarize the palliative care consultations proposed by the Emergency Department of Peking Union Medical College Hospital. Methods A retrospective study was conducted on 22 palliative care consultations in the Emergency Department of Peking Union Medical College Hospital from January 2017 to June 2020. Results A total of 18 patients (6 males and 12 females) received palliative care consultations in the Emergency Department,with the average age of (65±8) years (36-88 years).Specifically,10 and 6 patients received once and twice consultations,respectively,and 2 patients did not complete the consultation.Of the patients receiving palliative care consultations,15 had malignant tumors and 3 had non-neoplastic diseases.The reasons for palliative care consultations included communication (61.1%,11/18) and pain relief (61.1%,11/18).In terms of the place of death,8 patients died in the hospital and 6 patients in other medical institutions. Conclusion There is a clear demand for palliative care consultation in the Emergency Department of Peking Union Medical College Hospital,and the consultation can bring help to both emergency doctors and patients.
Male
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Female
;
Humans
;
Middle Aged
;
Aged
;
Palliative Care/methods*
;
Retrospective Studies
;
Referral and Consultation
;
Hospitals
;
Emergency Service, Hospital
3.Clinical effectiveness of fecal microbiota transplantation combined with nutritional support and psychological intervention in patients with "Tetralogy of Tongji".
Zhi Liang LIN ; Ju Bao LU ; Qi Yi CHEN ; Jia Qu CUI ; Chen YE ; Hong Liang TIAN ; Huan Long QIN ; Ning LI
Chinese Journal of Gastrointestinal Surgery 2022;25(9):784-791
Objective: To summarize and analyze the clinical effect of fecal microbiota transplantation (FMT) combined with nutritional support and psychotherapy in patients with "Tetralogy of Tongji" (comprising chronic gastrointestinal dysfunction, mental and psychological disorders, malnutrition, and endocrine disorders). Methods: A longitudinal study was conducted. The inclusion criteria were as follows: (1) patients were under 70 years of age; (2) patients exhibited chronic gastrointestinal dysfunction (in accordance with the Rome IV diagnostic criteria for irritable bowel syndrome ie. chronic functional constipation, diarrhea, abdominal pain and abdominal distention) with onset occurring more than one year previously; (3) patients exhibited malnutrition (body mass index ≤ 18.5 kg/m2); (4) patients exhibited depression, anxiety, or state as diagnosed by a psychologist using the Hamilton anxiety rating scale (HAMA) and the Hamilton depression scale (HAMD); (5) patients were women of childbearing age with amenorrhea or menstrual disorder with a duration ≥6 months. Patients were excluded if they exhibited gastrointestinal bleeding, short bowel syndrome, radiation-induced intestinal injury, intestinal obstruction or inflammatory bowel disease, recurrent/metastatic tumors, systemic infectious diseases, life-threatening systemic comorbidities, intorlerate to nasojejunal, percutaneous gastrostomy / jejunostomy or FMT. The clinical data of 43 patients at Shanghai Tenth People's Hospital exhibiting the "Tetralogy of Tongji" and who received microflora transplantation combined with nutritional support and psychotherapy from June 2017 to June 2021 was prospectively collected. There were 12 males and 31 females with a mean age of 35.2±16.7 years. All 43 patients had chronic gastrointestinal dysfunction. Of these, 24 patients had depression and 19 had anxiety. There were 26 women of reproductive age, including 13 cases of menstrual disorder and 9 cases of amenorrhea. The treatment intervention was a combination of FMT (microflora solution or microflora capsule), nutritional support (enteral nutrition) and psychological intervention. The following were assessed before treatment and 1, 3, 6 months after treatment: (1) gastrointestinal function was assessed using the gastrointestinal symptoms rating scale (GSRS), where a higher score is indicative of more serious gastrointestinal symptoms, and the gastrointestinal quality of life index (GIQLI), where a higher score is indicative of higher quality of life; (2) psychological status was assessed using HAMA and HAMD scores, where a lower score is indicative of reduced severity of anxiety or depression symptoms, respectively; (3) nutritional status was assessed by measurements of total blood protein, albumin, fibrinogen and prealbumin, as well as measurements of body mass and body mass index (BMI); (4) neuroendocrine function was assessed by measurement of blood levels of cortisol, dopamine and noradrenaline, as well as menstruation in women of reproductive age. Results: The follow-up rates at 1, 3 and 6 months after treatment were 90.7% (39/43), 72.1% (31/43) and 55.8% (24/43), respectively. The total effective rate for chronic gastrointestinal dysfunction was 81.4% (35/43), of which the average GSRS score decreased from 29.35±3.56 before treatment to 18.25±2.56 in the sixth month (P<0.001). The average GIQLI score increased from 56.23±10.34 before treatment to 91.04±20.39 in the sixth month (P<0.001). All patients had malnutrition before treatment. After 6 months, their body weight had increased from 40.61±8.88 kg to 50.45±6.23 kg (P<0.001), and BMI had increased from 15.17±1.87 kg/m2 to 19.58±1.42 kg/m2 (P<0.001). The average total protein level was 60.99± 5.99 g/L before treatment. After 6 months, this had increased to 64.21±4.23 g/L (F=2.715, P=0.022). The average prealbumin level increased from 150.14±56.04 mg/L before treatment to 258.17±86.94 mg/L after 6 months (F=15.124, P<0.001). In this study, 24 patients with depression/depressed state were included. After treatment, the average HAMD score in these patients decreased from 22.79±6.63 before treatment to 9.92±7.24 after 6 months (P<0.001). There were 19 patients with anxiety disorder/anxiety state. After treatment, the average HAMA score in these patients decreased from 17.15±4.34 before treatment to 7.73±4.10 after 6 months (P<0.001). Observing the endocrine efficacy of 26 women of childbearing age, it was found that the effective rate of this treatment on endocrine regulation was 69.2% (18/26). Although there was no significant change in blood cortisol levels after 6 months, average blood dopamine levels decreased from 32.91±10.65 nmol/L before treatment to 13.02±5.58 nmol/L after 6 months (P<0.001). Average blood norepinephrine levels decreased from 49.75±15.23 ng/L before treatment to 19.21±9.58 ng/L after 6 months (P<0.001). Conclusion: The strategy of FMT combined with nutritional support and psychological intervention is effective in improving the symptoms of the "Tetralogy of Tongji".
Adolescent
;
Adult
;
Amenorrhea
;
China
;
Constipation
;
Dopamine
;
Fecal Microbiota Transplantation
;
Female
;
Fibrinogen
;
Gastrointestinal Diseases
;
Humans
;
Hydrocortisone
;
Infant
;
Longitudinal Studies
;
Male
;
Malnutrition
;
Middle Aged
;
Norepinephrine
;
Nutritional Support
;
Prealbumin
;
Psychosocial Intervention
;
Quality of Life
;
Treatment Outcome
;
Young Adult
4.Long-term outcomes of 328 patients with of autism spectrum disorder after fecal microbiota transplantation.
Chen YE ; Qi Yi CHEN ; Chun Lian MA ; Xiao Qiong LV ; Bo YANG ; Hong Liang TIAN ; Di ZHAO ; Zhi Liang LIN ; Jia Qu CUI ; Ning LI ; Huanlong QIN
Chinese Journal of Gastrointestinal Surgery 2022;25(9):798-803
Objective: To evaluate the efficacy and safety of fecal microbiota transplantation (FMT) in the treatment of autism spectrum disorder (ASD). Methods: A longitudinal study was conducted. Clinical data from ASD patients with gastrointestinal symptoms and who underwent FMT in the Tenth People's Hospital affiliated to Tongji University or Jinling Hospital between May 2012 to May 2021 were retrospectively collected. Scores derived from the autism behavior checklist (ABC), the childhood autism rating scale (CARS), the Bristol stool form scale (BSFS), and the gastrointestinal symptom rating scale (GSRS) were analyzed at baseline and at the 1st, 3rd, 6th, 12th, 24th, 36th, 48th and 60th month after FMT. Records of any adverse reactions were collected. Generalized estimating equations were used for analysis of data on time points before and after FMT. Results: A total of 328 patients met the inclusion criteria for this study. Their mean age was 6.1±3.4 years old. The cohort included 271 boys and 57 girls. The percentage of patients remaining in the study for post-treatment follow-up at the 1st, 3rd, 12th, 24th, 36th, 48th and 60th month were as follows: 303 (92.4%), 284 (86.7%), 213 (64.9%), 190 (57.9%), 143 (43.6%), 79 (24.1%), 46 (14.0%), 31 (9.5%). After FMT, the average ABC score was significantly improved in the first 36 months and remained improved at the 48th month. However, the average score was not significantly different from baseline by the 60th month (1st-36th month, P<0.001; 48th month, P=0.008; 60th month, P=0.108). The average CARS score improved significantly during the first 48 months and remained improved at the 60th month (1st-48th month, P<0.001; 60th month, P=0.010). The average BSFS score was also significantly improved in the first 36 months (with an accompanying stool morphology that resembled type 4). This improvement was maintained at the 48th month. However, the average score was similar to baseline at the 60th month (1st-36th month, P<0.001; 48th month, P=0.008; 60th month, P=0.109). The average GSRS score was significantly improved during the first 24 months, but not afterwards (1st-24th month, P<0.001; 36th month, P=0.209; 48th month, P=0.996; 60th month, P=0.668). The adverse events recorded during treatment included abdominal distension in 21 cases (6.4%), nausea in 14 cases (4.3%), vomiting in 9 cases (2.7%), abdominal pain in 15 cases (4.6%), diarrhea in 18 cases (5.5%), fever in 13 cases (4.0%), and excitement in 24 cases (7.3%). All adverse reactions were mild to moderate and improved immediately after suspension of FMT or on treatment of symptoms. No serious adverse reactions occurred. Conclusion: FMT has satisfactory long-term efficacy and safety for the treatment of ASD with gastrointestinal symptoms.
Autism Spectrum Disorder/therapy*
;
Child
;
Child, Preschool
;
Fecal Microbiota Transplantation/adverse effects*
;
Feces
;
Female
;
Gastrointestinal Diseases
;
Humans
;
Longitudinal Studies
;
Male
;
Retrospective Studies
5. Analysis on the influencing factors of low back pain in the occupational workers of key industries in China
Hui-jie ZHANG ; Xin SUN ; Hua-dong ZHANG ; Rui-jie LING ; Yi-min LIU ; Gang LI ; Zao-liang REN ; Yan YIN ; Hua SHAO ; Heng-dong ZHANG ; Bing QIU ; Mei-bian ZHANG ; Da-yu WANG ; Qiang ZENG ; Ru-gang WANG ; Jian-chao CHEN ; Dan-ying ZHANG ; Liang-ying MEI ; Yong-quan LIU ; Ji-xiang LIU ; Cheng-yun ZHANG ; Tian-lai LI ; Qing XU ; Ying QU ; Xue-yan ZHANG ; Ning JIA ; Zhong-xu WANG
China Occupational Medicine 2021;48(05):481-487
OBJECTIVE: To explore the influencing factors of low back pain and the relationship of the influence of bad working posture, weight load and frequency of load and the dose-response relationship among the occupational workers of key industries in China. METHODS: A total of 57 501 employees from 15 key industries in China were selected as research subjects using stratified cluster sampling method. The occurrence of low back pain in the past one year, as well as occupational factors such as job type, labor organization and work posture were investigated by using the Chinese version Musculoskeletal Disorders Questionnaire. RESULTS: The prevalence of low back pain in the occupational population of key industries in China was 16.4%(9 448/57 501). Multivariate Logistic regression analysis showed that the risk of low back pain in females was higher than that in males(P<0.01). Married, obese, occasional and frequent smokers, and a history of lower back disease were associated with increased risk of low back pain(all P<0.05). The risk of low back pain was associated with older age, higher education level, and lower frequency of physical exercise(all P<0.01). The risk of low back pain was higher with longer working time, greater back curvature, and the high frequency of long standing and sitting position work, uncomfortable working posture, repeated operation per minute, and lifting>5 kg weight(all P<0.01). CONCLUSION: The influencing factors of low back pain in the occupational population of key industries in China include bad working posture, high frequency load, weight load and other individual factors. There is a dose-response relationship with low back posture load and frequency of load.
6.Serum Presepsin in the diagnosis and assessment of sepsis in children
Shuang LIU ; Yi HUI ; Ning LI ; Xiaoxu REN ; Xiaodai CUI ; Dong QU
Chinese Pediatric Emergency Medicine 2021;28(12):1082-1088
Objective:To investigate clinical significance of Presepsin(soluble CD14 subtype) in the diagnosis and condition assessment of sepsis in children compared with traditional biomarkers.Methods:For the prospective study, 102 children with sepsis admitted to the PICU of the Children′s Hospital of the Capital Institute of Pediatrics from January 2017 to December 2018 were selected, including 57 cases in the sepsis group, 45 cases in the severe sepsis/septic shock group and 25 cases in the non-infectious systemic inflammatory response syndrome(SIRS group), and 35 children with healthy physical examination during the same period as the control group.The sepsis group was further divided into the survival group( n=86)and the death group( n=16)based on the 28-day mortality.The data collected included serum Presepsin, procalcitonin(PCT), C-reaction protein(CRP) and interleukin(IL)-6 levels on days 1, 3 and 7 of admission, and compared with paediatric critical case scores. Results:(1)The levels of serum Presepsin [12.43(7.21, 15.07) ng/mL], PCT [23.00(5.70, 87.00) ng/mL], CRP [160.0(105.5, 200.0) mg/L], IL-6 [1 000.0(125.0, 1, 000.0) pg/mL] were significantly higher than those in the sepsis, SIRS and control groups( P<0.001). (2) The area under the ROC curve(AUC) values for Presepsin, PCT, and IL-6 subjects on day 1 of admission were 0.856, 0.812, and 0.516, respectively.The sensitivity of Presepsin at a cut-off value of 4.40 ng/mL for the diagnosis of sepsis was 81.1% and the specificity was 72.3%, which would significantly higher diagnostic efficacy of the combination of Presepsin, PCT and IL-6.(3) There was a significant difference between the survival and death groups in Presepsin( P<0.001), and Presepsin was significantly higher in the death group on days 3 and 7 than those in the survival group(both P<0.001); IL-6 was significantly higher in the death group on day 3 than that in the survival group( P=0.04); the differences in PCT and CRP between the death and survival groups at all time points were not statistically significant(both P>0.05 ). (4) The AUCs of inflammatory factors on days 1, 3 and 7 to predict sepsis outcome were 0.597, 0.656 and 0.951 for Presepsin, 0.576, 0.613 and 0.655 for PCT and 0.726, 0.786 and 0.664 for IL-6, respectively.The diagnostic values of Presepsin on day 7 and IL-6 on days 1 and 3 were higher.The combination of Presepsin, PCT and IL-6 significantly improved the prognostic judgment of sepsis.(5) The difference between sepsis-related acute kidney injury(AKI) and non-AKI was not statistically significant when comparing Presepsin on day 1 and 3(all P>0.05). Presepsin levels on day 7 were significantly higher in children with sepsis-associated AKI than in those without AKI( P<0.001). Conclusion:Presepsin is a good biomarker for sepsis diagnosis in children, which is equivalent to PCT in the diagnosis of sepsis, superior to IL-6 and superior to PCT in the prognosis evaluation.Combined testing of Presepsin, PCT and IL-6 may improve the diagnosis of sepsis and the assessment of the condition in children.
7.Comparison of Liver Transplantation and Liver Resection for Hepatocellular Carcinoma Patients with Portal Vein Tumor Thrombus Type I and Type II
Jia-Yu LV ; Ning-Ning ZHANG ; Ya-Wei DU ; Ying WU ; Tian-Qiang SONG ; Ya-Min ZHANG ; Yan QU ; Yu-Xin LIU ; Jie GU ; Ze-Yu WANG ; Yi-Bo QIU ; Bing YANG ; Da-Zhi TIAN ; Qing-Jun GUO ; Li ZHANG ; Ji-San SUN ; Yan XIE ; Zheng-Lu WANG ; Xin SUN ; Wen-Tao JIANG ; Wei LU
Yonsei Medical Journal 2021;62(1):29-40
Purpose:
The aim of this study was to compare the efficacy of liver transplantation (LT) and liver resection (LR) for hepatocellular carcinoma (HCC) patients with portal vein tumor thrombus (PVTT) and to investigate risk factors affecting prognosis.
Materials and Methods:
A total of 94 HCC patients with PVTT type I (segmental PVTT) and PVTT type II (lobar PVTT) were involved and divided into LR (n=47) and LT groups (n=47). Recurrence-free survival (RFS) and overall survival (OS) were compared before and after inverse probability of treatment weighting (IPTW). Prognostic factors for RFS and OS were explored.
Results:
Two treatment groups were well-balanced using IPTW. In the entire cohort, LT provided a better prognosis than LR. Among patients with PVTT type I, RFS was better with LT (p=0.039); OS was not different significantly between LT and LR (p=0.093). In subgroup analysis of PVTT type I patients with α-fetoprotein (AFP) levels >200 ng/mL, LT elicited significantly longer median RFS (18.0 months vs. 2.1 months, p=0.022) and relatively longer median OS time (23.6 months vs. 9.8 months, p=0.065). Among patients with PVTT type II, no significant differences in RFS and OS were found between LT and LR (p=0.115 and 0.335, respectively). Multivariate analyses showed treatment allocation (LR), tumor size (>5 cm), AFP and aspartate aminotransferase (AST) levels to be risk factors of RFS and treatment allocation (LR), AFP and AST as risk factors for OS.
Conclusion
LT appeared to afford a better prognosis for HCC with PVTT type I than LR, especially in patients with AFP levels >200 ng/mL.
8.Preliminary exploration of the mechanism of Qingfei Paidu decoction against novel coronavirus pneumonia based on network pharmacology and molecular docking technology
Hao WU ; Jia-qi WANG ; Yu-wei YANG ; Tian-yi LI ; Yi-jia CAO ; Yu-xia QU ; Yu-jie JIN ; Chen-ning ZHANG ; Yi-kun SUN
Acta Pharmaceutica Sinica 2020;55(3):374-383
Traditional Chinese medicine (TCM) network pharmacology and molecular docking technology were applied to explore the mechanism of anti-coronavirus pneumonia (coronavirus disease 2019, COVID-19) of Qingfei Paidu decoction. The Chinese Pharmacopoeia (2015 edition) and Traditional Chinese Medicine Systems Pharmacology (TCMSP), OMIM (Online Mendelian Inheritance in Man), GeneCard, STRING, and others online databases are used for building a series of network, and selecting the core target and analyzing the signal pathway. Finally, we make molecular docking predictions for the important compounds. The results showed that the Qingfei Paidu decoction compound-pneumonia target network contained 292 compounds and 214 corresponding targets, and the core targets involved AKT1 (AKT serine/threonine kinase 1), IL6 (interleukin 6), MAPK8 (mitogen-activated protein kinase 8), MAPK1 (mitogen-activated protein kinase 1), and JUN (jun proto-oncogene). GO (Gene Ontology) function enrichment analysis yielded 858 GO entries, and KEGG (Kyoto Encyclopedia of Genes and Genomes) enrichment screening yielded 122 related pathways, including hypoxia inducible factor-1 (HIF-1) and Toll-like receptor (TLRs) signaling pathways related to pneumonia, as well as T-cell receptor (TCR) signaling pathway related to lung injury protection. The molecular docking results showed that some core compounds of the Chinese herbal medicine of Qingfei Paidu decoction have a certain degree of affinity for 2019-novel coronavirus (2019-nCoV) main protease (3C-like protease, 3CLpro) and angiotensin-converting enzyme 2 (ACE2). In this paper, we preliminarily explored the potential therapeutic mechanism for Qingfei Paidu decoction to against COVID-19 and predicted the active ingredients. We hope that the results will help to the further study on the active ingredients and mechanism of Qingfei Paidu decoction to COVID-19.
9.Pure red cell aplasia in children: a clinical analysis of 16 cases.
Zhong-Jian WANG ; Yi-Ning QIU ; Hui YU ; Ling-Fang TAN ; Ping QU ; Run-Ming JIN
Chinese Journal of Contemporary Pediatrics 2019;21(8):772-776
OBJECTIVE:
To study the clinical features, treatment, and prognosis of pure red cell aplasia (PRCA) in children.
METHODS:
A retrospective analysis was performed for the clinical data of 16 children with PRCA. The outcome and prognosis of patients treated with prednisone combined with Huaiqihuang granules versus prednisone alone were evaluated.
RESULTS:
All the 16 children complained of symptoms of anemia including pale or sallow complexion. Of 12 children undergoing pathogen test, 7 (58%) were found to have pathogen infection, among which human cytomegalovirus was the most common. Lymphocyte subsets were measured for 7 children, among whom 5 (71%) had lymphocyte immune disorder. Six children were found to have abnormalities in immunoglobulin and complement. The 8 children treated with prednisone combined with Huaiqihuang granules had a median follow-up time of 21.5 months, among whom 1 was almost cured, 1 was relieved, and 6 were obviously improved; the median onset time of treatment was 1 month, and 2 children had disease recurrence in the course of drug reduction or withdrawal. The 8 children in the prednisone alone treatment group had a median follow-up time of 34 months, among whom 4 were almost cured, and 4 were obviously improved; the median onset time of treatment was 2.5 months, and 4 children had recurrence during drug reduction or withdrawal.
CONCLUSIONS
Children with PRCA usually complain of anemia-related symptoms. Laboratory tests show pathogen infection in some children with PRCA, and most of children have immune disorders. Glucocorticoids have a good therapeutic effect, but some children relapse in the course of drug reduction or withdrawal. Combined treatment with prednisone and Huaiqihuang granules may have a faster onset of action and less possibility of recurrence.
Child
;
Glucocorticoids
;
Humans
;
Prednisone
;
Recurrence
;
Red-Cell Aplasia, Pure
;
Retrospective Studies
10.The value of intravoxel incoherent motion diffusion weighted imaging in progressive muscular dystrophy
ning Ning DING ; Li ZHOU ; ting Ting QU ; tong Yi BIAN ; yin Ben LIU ; Jian YANG
Journal of Xi'an Jiaotong University(Medical Sciences) 2018;39(1):140-145
Objective To explore the value of intravoxel incoherent motion diffusion weighted imaging (IVIM-DWI ) in patients with progressive muscular dystrophy .Methods We enrolled 7 patients with known progressive muscular dystrophy (4 Becker muscle dystrophy ,BMD;3 limb-girdle muscle dystrophy ,LGMD) in this study .Both IVIM ,T1 WI and T2 STIR sequences were performed on both thighs of all the subjects .Slow ADC ,fast ADC and fraction of fast ADC (Ff ) were measured .Tl weighted images were used to assess the fat infiltration of their thigh muscles using a 0-5 modified version of Mercuri's scale .Slow ADC ,fast ADC and fraction of fast ADC (Ff) were compared among the fatty infiltration ,edematous muscle and unaffected muscle (neither edematous nor fatty infiltration muscles in patients ) .One-way analysis of variance was used for statistical analyses with a significance of P < 0 .05 . Results The mean slow ADC value of fatty infiltration . edematous muscle . and unaffected muscle was 0 .75+0.39,1 .14±0 .19,and 1.00±0 .11 (10 -3 mm2/s ) , respectively ( P < 0 .05 ) .The mean fast ADC value in the three groups was 7 .14±6 .51,13 .56±9 .67,and 4 .02±1.89 (10-3 mm2 /s ) , respectively (P< 0 .05 ) . There was no significant difference in the Ff values among the three groups ( P > 0 .05 ) .The mean slow ADC value in different grades of steatosis was 1 .00±0 .11, 0.98±0 .17, and 0 .50±0 .29 (10-3 mm2/s) , respectively ; the slow ADC value in heavy fat infiltration group differed significantly from that in the other two groups( P<0.05 ).Conclusion IVIM-DWI can be used to quantitatively evaluate the thigh diffusion and microcirculation characteristics of muscles in patients with PMD , make a quantitative analysis of edema and steatosis of the muscle .and reflect the degree of muscle steatosis .

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