Objective: To compare and observe the clinical efficacy of ALP and PFNA in treatment of intertrochanteric fractures, to provide clinical evidence for such patients. Methods:The clinical data of 122 cases patients with intertrochanteric fractures admitted to our department from January, 2012 to January, 2013 was analyzed retrospectively. 72 patients treated with PFNA were regarded as the study group and 50 patients with ALP as controls group. Two groups were compared with surgical incision, blood loss, operative time, healing time, hip functional recovery and postoperative complications. Results: The incision length, blood loss, operative time, postoperative weight-bearing activity time, fracture healing time, Harris score and complications of study group were significantly better than the control group (P<0.05), with statistical significance. Conclusion: The long-term efficacy of PFNA and ALP has no difference, but PFNA has smaller wound, less bleeding, sooner fracture healing time and weight-bearing activities and better early results.

Fractures, Bone ; Humans ; Paralysis ; Parietal Bone/diagnostic imaging* ; Superior Sagittal Sinus ; Tomography, X-Ray Computed

Objective To investigate the early intervention to improve calcium and phosphorus metabolism in chronic kidney disease patients left ventricular hypertrophy. Methods 116 cases of non-dialysis patients with chronic kidney disease were randomly divided into 3,4-intervention group and control group, intervention group patients with calcium and phosphorus metabolism in early intervention were observed in patients with calcium, phosphorus, and left ventricular mass index changes. Results Patients in the intervention group after the intervention of phosphorus,calcium and phosphorus product,serum parathyroid hormone were significantly lower than the control group,the difference was all statistically significant (all P＜0.05 );intervention group of LVMI was significantly lower than before the intervention, but also significantly lower than the control group, the difference was statistically significant (P＜0.05). Conclusion Patients with chronic renal calcium and phosphorus metabolism of early intervention can improve symptoms in patients with left ventricular hypertrophy is beneficial to the improvement of patients with the disease.

Objective To investigate and compare the effects of minimally invasive percutaneous nephrolithotomy for renal upper calyceal stones with approaches through upper edge of the 1 lth rib and lower edge of the 11th fib.Methods Two hundred and sixteen cases of kidney stones in our hospital from July 2008 to July 2010 were reviewed.Of which 66 patients were renal calyceal stones.Thirty-two patients underwent the approach through upper edge of the 11th rib (group A),with 15 males and 17 females,with a mean age of 42 years.Ten cases with stone were located on the left side,right 21 cases,and bilateral 1 case,with calculi average maximum diameter of 1.9 cm.Thirty-four cases underwent the approach through lower edge of the 11th path (B group),with 14 males and 20 females,with a mean age of 44 years.Thirteen cases with stone were located on the left side,right 21 cases,with calculi average maximum diameter of 1.7 cm.The two groups underwent minimally invasive percutaneous nephrolithotomy holmium laser lithotripsy lithotomy.The average puncture time,one-time success rate of puncture and disposable stone-free rate were compared.Results Puncture time of group A was 3.0-14.0 min,with an average of 5.8 min,and group B was 3.0-17.0 min with an average of 6.4 min.The disposable puncture success rate of the two groups was 100％.Disposable stone-free rate was 100％ in group A (32/32),and 88％ in group B (30/34) (P ＜ 0.05).There were no pneumothorax,hemothorax,abdominal viscera injury in two groups.Conclusions The minimally invasive percutaneous nephrolithotomy through the approach of upper edge of the llth fib was better than through the approach of conventional lower edge of 11 subcostal margin,with shorter percutaneous renal access distance,and higher stone-free rate.

Objective:To investigate the different techniques and wave characteristic of applying non-invasive stimulation in blink reflex.Methods:Thirty volunteers participated in this study.Using the electrodiagnostic techniques,the orbital nerve and mental nerve were stimulated and the waves were respectively recorded at orbicularis oculi and levator labli superioris,then concluded the latency and amplitude of R1,R2,R2'.Results:The results of blink reflex were basically identical with the normative criteria.The wave of stimulating the orbital nerve and recording at levator labli superioris resembled BR.The images were steady and repeatable.The waves of stimulating mental nerve and recording at orbicularis oculi and levator labli superioris were unstable and partial R1 absent.Conclusion:The techniques of stimulating orbital nerve and recording at orbicularis oculi and levator labli superioris are valuable in the initial investigation of trigemino-facial reflex.The techniques of stimulating mental nerve and recording at orbicularis oculi and levator labli superioris can be used to examine assistantly.

Objective To explore the relationship of the levels of adhesion molecules and cytokines with vascular disease in patients with type 2 diabetes (T2DM).Methods Ninety-six T2DM patients were selected as case group and divided into non-vascular group (28 cases),micro-vascular group (33 cases) and major vascular group(35 cases) according to vascular disease.Meanwhile,30 healthy persons were selected as control group.Serum levels of serum soluble intercellular adhesion molecule-1 (ICAM-1),vascular cell adhesion molecule-1 (VCAM-1),interleukin-6 (IL-6),tumor necrosis factor-α (TNF-α) and yon willebrand factor (vWF) were determined by Enzyme-Linked Immuno Sorbent Assay (ELISA),and the expression of adhesion molecule and cytokines of patients with T2MD at 2 weeks after treatment.Results Compared with control group,the levels of ICAM-1,VCAM-1,TNF-α and IL-6 in all subgroup of T2DM patients were significantly elevated(P ＜ 0.05),and the levels showed an increasing trend with function deterioration (P ＜ 0.05).The levels of ICAM-1,VCAM-1,IL-6 and TNF-α in case group before treatment were (505.34 ± 56.42) μg/L,(570.85 ±59.54) μg/L,(94.51 ± 18.04) ng/L,(70.57 ± 18.34) ng/L respectively,significant different from those of after treatment ((390.53 ±45.23) μg/L,(482.93 ± 69.85) μg/L,(77.31 ± 15.49) ng/L,(50.45 ± 12.66) ng/L; t =16.281,8.712,7.697,8.445; P ＜ 0.05).There were significant positive correlation between ICAM-1,VCAM-1,IL-6,TNF-α and vWF in the case group(r =0.482,0.453,0.576,0.534 respectively,P ＜ 0.05).Conclusion Adhesion molecules and cytokines are take part in the process of the deterioration of T2DM and the occurrence of vascular disease.

Objective To investigate the expression of secretagogin(SCGN) and chromogranin A(CgA) in pancreatic neuroen‐docrine tumors (PNETs) .Methods Totally 54 cases of PNETs hospitalized in our hospital from October 2007 to October 2013 were enrolled in our study .Immunohistochemical detection was used to determine secretagogin and CgA .Results Secretagogin and CgA were highly expressed in all PNETs specimens .Compared with CgA ,secretagogin were highly expressed in the non‐functional PNETs ,tumor volume>30 cm3 ,the enveloped ,vascular invasion and lymph node metastasis (P<0 .05) .There were no statistically significant difference between SCGN and CgA in functional PNETs tumor volume ≤30 cm3 ,no enveloped ,no vascular invasion and lymph node metastasis(P>0 .05) .Conclusion The expression of secretagogin and CgA in tumor combined with PNETs pathologi‐cal characteristics can predict the severity of PNETs .

Objective To study the value and clinical significance of diffusion tensor imaging(DTI)in differentiating high-grade astrocytomas and solitary metastatic tumors of brain.Methods 16 patients with intracranial solitary metastasis and 25 patients with high-grade astrocytoma confirmed pathologically were examined with MR DTI.Mean diffusivity(MD)and fractional anisotropy(FA)were measured in the regions of interest(ROI)of peritumor and cerebral parenchyma of the normal side on DTL Fiber tractography was reconstructed and the encountered patterns of tumor-related alteration to cerebral white matter were observed.Results The peritumor were all depicted as hyperintense or isointense signals on DTI.The FA values were 0.227±0.05 and 0.169±0.07 in the peritumor of high-grade astrocytoma and metastasis respectively,which was of significant difference(P＜0.05).Furthermore,fiber tractography could display the course of white matter tracts in three-dimensional space.Conclusion DTI may be help to differential diagnosis of solitary metastasis and high-grade astrocytoma in clinical practice.

Objectives This research explored the characteristics of changes in the serum metabolic profile of preeclampsia pregnancy(PE) to establish the disease distinguish model and screen characteristic metabolic markers with potential diagnostic value for preeclampsia.Methods From August 2014 to January 2016,samples in three groups were collected at Tianjin Third Central Hospital.Thirty-one clinically diagnosis patients with preeclampsia,25 normal pregnancy women and 29 healthy volunteers of childbearing age were enrolled.Ultraperformance liquid chromatography-mass spectrometry (UPLC-MS) was used to analyze serum metabolites of PE group (31 patients with preeclampsia),P group (25 normal pregnancy women) and Normal group (29 healthy volunteers of childbearing age).Nonparametric test analyzes were used to analyze the data and find the specific metabolites.Results This research established the principal component analysis (PCA) and orthogonal partial least squares-discriminant analysis (OPLS-DA) disease distinguish model for PE group,P group and Normal group.To distinguish PE group,P group and Normal group,15 characteristic metabolites were identified.Eight kinds of glycerol phospholipid (including 7 kinds of hemolysis phosphatidyl choline and 1 kind of lysophospholipids acid) and 1 kind of sphingomyelin in PE group were higher than that of normal pregnancy group.The difference had statistically significant(Z of the metabolites were 2.32,3.34,3.21,2.60,2.22,3.40,3.58,5.84,2.70 respectively,all P<0.05).1,25-Dihydroxyvitamin D3-26,23-lactone and 24-Oxo-1alpha,23,25-trihydroxyvitamin D3 in PE group were higher than that of P group and Normal group,which had a statistics difference (Z of the metabolites were 2.01,3.89,3.26,2.34 respectively,all P<0.05).Conclusions Metabolomics distinguish model has a good ability to distinguish PE group,P group and Normal group.Serum characteristic metabolites can successfully reflect the status of fat,calcium and phosphorus metabolism of preeclampsia patients and provide high value for prediction,diagnosis and treatment.

Background Although great advances have been made in prevention and treatment of CVD through drug therapies and other procedures,diet and lifestyle modification remain the foundamental aspects in clinical inter vention for prevention and treatment of hypertension.Objective The purpose of this research is to investigate the impact of variour dietary patterns on traditional cardiovascular risk factors in essential hypertensives in Beijing area. Food frequency questionnaire (FFQ) survey was carried out in a cohort of 424 patients of hypertension.Methods All participants completed an FFQ.Baseline clinical data (height,weight,waist circumference and biochemical da- ta) were collected by physical examination and biochemical assay.According to their dietary patterns,three dietary pattern were delineated:vegetarian diet(n=95),meat dominant diet(n=133) and balanced diet(n=196).Clinical and biochemical data were compared between them,and analyzed by multivariate logistic regression models.Results 1)The morbidity of obesity in meat dominant people was significant higher than vegetarians (46.6% vs 21.7%,P