scholarly journals Relationship between the order of permanent tooth eruption and the predominance of motor function laterality: a cross-sectional study

Author(s):  
Ana Veloso ◽  
Julián López Giménez ◽  
M. Carmen Vázquez ◽  
José Ramón Corcuera ◽  
Francisco Guinot ◽  
...  
2019 ◽  
Vol 10 (2) ◽  
pp. 91-96
Author(s):  
Silvane Silva Evangelista ◽  
Juliana Arid ◽  
Katia Regina Felizardo Vasconcelos ◽  
Giuseppe Valduga Cruz ◽  
André Luiz Tannus Dutra ◽  
...  

Background and Aims: Animal models have been demonstrating that MMPs have an important function in the tooth eruption process. The aim of this study was to evaluate the association between genetic polymorphisms in MMP8 and MMP13 and delayed tooth eruption of permanent teeth. Materials and Methods: This cross-sectional study selected 216 children, 9- to 12-year-old, from public schools at Manaus, Amazonas, Brazil. During oral clinical examination, each permanent tooth emerged in the oral cavity was evaluated. Children were considered with delayed tooth eruption when at least one permanent tooth was delayed and were classified in 2 groups: children “with delayed tooth emergency” and “without delayed tooth emergency.” Saliva samples were collected from DNA extraction. The genetic polymorphisms rs17099443 and rs3765620 in MMP8, and rs478927 and rs2252070 in MMP13 were genotyped. Statistical Analysis: PLINK V1.07 ( http://pngu.mgh.harvard.edu/purcell/plink/ ) and GraphPad Prism 5.0 (San Diego, CA, USA) were used. The c2 or Fisher exact test was used to calculate genotypes and alleles distributions. To compare the mean number of delayed teeth according to genotypes, the Kruskal-Wallis test with multiple comparison Dunn test was used. The established alpha for all comparisons was .05. Results: The polymorphism rs17099443 in MMP8 was associated with delayed tooth eruption in the genotype distribution ( P = .05). In the allele distribution, the C allele was underrepresented in children with delayed tooth eruption ( P = .01; OR = 0.61, 95% confidence interval, 0.41–0.9). Conclusion: The genetic polymorphism rs17099443 in MMP8 is associated with delayed tooth eruption.


2016 ◽  
Vol 58 (9) ◽  
pp. 936-941 ◽  
Author(s):  
Elizabeth Herrera-Anaya ◽  
Adriana Angarita-Fonseca ◽  
Víctor M Herrera-Galindo ◽  
Rocío D P Martínez-Marín ◽  
Cindy N Rodríguez-Bayona

2021 ◽  
Vol 2021 ◽  
pp. 1-10
Author(s):  
Shuo Xu ◽  
Zhijie Yan ◽  
Yongquan Pan ◽  
Qing Yang ◽  
Zhilan Liu ◽  
...  

Background and Purpose. Poststroke aphasia (PSA) often coexists with upper extremity (UE) motor dysfunction. However, whether the presence of PSA affects UE motor performance, and if language function associates with UE motor performance, are unclear. This study is aimed at (1) comparing the motor status of UE between patients with PSA and without PSA and (2) investigating the association between language function and UE motor status in patients with PSA. Methods. Patients with stroke were compared and correlated from overall and three periods (1-3 months, 4-6 months, and >6 months). Fugl-Meyer assessment for the upper extremity (FMA-UE) and action research and arm test (ARAT) were used to compare the UE motor status between patients with PSA and without PSA through a cross-sectional study among 435 patients. Then, the correlations between the evaluation scale scores of UE motor status and language function of patients with PSA were analyzed in various dimensions, and the language subfunction most closely related to UE motor function was analyzed by multiple linear regression analysis. Results. We found that the scores of FMA-UE and ARAT in patients with PSA were 14 points ((CI) 10 to 18, p < 0.001 ) and 11 points lower ((CI) 8 to 13, p < 0.001 ), respectively, than those without PSA. Their FMA-UE ( r = 0.70 , p < 0.001 ) and ARAT ( r = 0.62 , p < 0.001 ) scores were positively correlated with language function. Regression analysis demonstrated that spontaneous speech ability may account for UE motor function ( R 2 = 0.51 , p < 0.001 ; R 2 = 0.42 , p < 0.001 ). Consistent results were also obtained from the analyses within the three time subgroups. Conclusion. Stroke patients with PSA have worse UE motor performance. UE motor status and language function showed positive correlations, in which spontaneous speech ability significantly accounts for the associations.


2020 ◽  
Vol 4 ◽  
pp. 95
Author(s):  
Dorcas N. Magai ◽  
Charles R Newton ◽  
Paul Mwangi ◽  
Hans M. Koot ◽  
Amina Abubakar

Background: Studies in high-income countries have reported that school-aged children who survive neonatal jaundice (NNJ) and hypoxic-ischemic encephalopathy (HIE) develop long-term neurocognitive problems. However, less is known about the patterns of functioning in school-aged survivors of NNJ and HIE in sub-Saharan Africa. This study examined patterns of functioning in school-aged children who survived NNJ and HIE in Kilifi, Kenya. Methods: This is a cross-sectional study that included 107 survivors of NNJ/HIE (64 with NNJ, 43 with HIE), aged 6-12 years, admitted to Kilifi County Hospital on the Kenyan Coast. The Gross Motor Function Classification System (GMFCS), Adapted Communication Profile, Raven’s Coloured Progressive Matrices (RCPM) and an epilepsy screening tool were used to assess gross motor function, communication function, intellectual functioning, and epilepsy, respectively. Results: Most of the survivors of NNJ (95.2%) and HIE (95.3%) had no impairments in gross motor functioning. A small percentage of the children in the NNJ and HIE groups had profound problems in their communication (4.7% and 4.7%); expressive communication function (4.7% and 4.7%); social functions (3.1% and 2.3%); receptive communication (4.7% and 2.3%); and communicative effectiveness (4.7% and 2.3%). Cognitive impairment was reported in 10.9% and 11.9% for NNJ and HIE survivors, respectively. Active epilepsy was detected in 1.6% of survivors of NNJ and 2.3% of survivors of HIE. All children had normal hearing and visual functioning except one participant who presented with mild visual acuity problems. Conclusions: Most school-aged children who survive with NNJ and HIE have normal motor and communication function; however, one in ten are likely to present with lowered intellectual functioning compared to the normative sample.


2021 ◽  
pp. 030802262110300
Author(s):  
Haruka Yamamoto ◽  
Kazuya Takeda ◽  
Soichiro Koyama ◽  
Keisuke Morishima ◽  
Yuichi Hirakawa ◽  
...  

Introduction Upper limb motor function and activities of daily living (ADL) are related in chronic stroke patients. This study investigated this relationship after removal of the influence of motor function of the affected lower limb, which until now has remained unclear. Methods This retrospective cross-sectional study included 53 patients with chronic stroke. Upper and lower limb motor function and ADL were assessed using the Fugl-Meyer assessment of the upper (FMA-UL) and lower limbs (FMA-LL) and functional independence measure motor score (FIM-M). To clarify the relationship between FMA-UL and total FIM-M before and after removal of the influence of FMA-LL, Spearman’s rank correlation coefficient and partial correlation analysis were used. The relationship between FMA-UL and each item of FIM-M after removal of the influence of FMA-LL was assessed using partial correlation analysis. Results Before the influence of FMA-LL was removed, FMA-UL was moderately to well correlated with total FIM-M. This became weak after the influence was removed. Regarding each item of FIM-M, FMA-UL was correlated with dressing (upper body), toileting, and walking or wheelchair after removal of the influence. Conclusion The relationship between upper limb motor function and ADL is strongly influenced by lower limb motor function.


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