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1.
Med J Malaysia ; 75(4): 442-444, 2020 07.
Artigo em Inglês | MEDLINE | ID: mdl-32724013

RESUMO

There are increasing reports of methanol poisoning (MP) incidence worldwide. In Malaysia, the largest first methanol poisoning was reported in Selangor in 2013 with a total of 41 patients and cluster of cases been reported from the country since then. Often MP involved adulterated alcohol containing more than the legal permissible concentration of methanol. Methanol is rapidly absorbed and metabolised into formic acid which causes variable symptoms of the central nervous system such as blindness, seizure, coma and gastrointestinal disturbances. Mortality could reach up to 83% as reported using the coma state, pH and pCO2 level in the worst-case scenario.


Assuntos
Metanol/intoxicação , Intoxicação/fisiopatologia , Intoxicação/terapia , Adulto , Evolução Fatal , Hospitais de Distrito , Humanos , Malásia , Masculino , Resultado do Tratamento
2.
Med J Malaysia ; 75(4): 452-454, 2020 07.
Artigo em Inglês | MEDLINE | ID: mdl-32724017

RESUMO

Arrhythmogenic right ventricular cardiomyopathy (ARVC) is a rare inherited cardiomyopathy characterised by right ventricular dysfunction, ventricular arrhythmias and increased risk of sudden cardiac death. Due to the replacement of myocardium with fibro-fatty and fibrous tissue, patients with ARVC are prone to develop ventricular tachycardia. Histologically, it is often reported as the 'triangle of dysplasia' involving the inflow tract, outflow tract and apex of the right ventricle.2 We describe a 20-years-old patient who collapsed during a futsal match and was subsequently diagnosed to have ARVC with a right ventricular thrombus from cardiac magnetic resonance imaging.


Assuntos
Displasia Arritmogênica Ventricular Direita/diagnóstico por imagem , Trombose/diagnóstico por imagem , Disfunção Ventricular Direita/fisiopatologia , Displasia Arritmogênica Ventricular Direita/tratamento farmacológico , Displasia Arritmogênica Ventricular Direita/fisiopatologia , Displasia Arritmogênica Ventricular Direita/cirurgia , Humanos , Masculino , Trombose/tratamento farmacológico , Resultado do Tratamento , Disfunção Ventricular Direita/cirurgia , Adulto Jovem
3.
QJM ; 113(9): 693-694, 2020 Sep 01.
Artigo em Inglês | MEDLINE | ID: mdl-31917404
4.
Nutr J ; 11: 1, 2012 Jan 05.
Artigo em Inglês | MEDLINE | ID: mdl-22217364

RESUMO

BACKGROUND: The methylenetetrahydrofolate reductase (MTHFR) enzyme catalyzes the reduction of 5, 10-methylenetetrahydrofolate to 5-methyltetrahydrofolate and methyl donors. The methyl donors are required for the conversion of homocysteine to methionine. Mutation of MTHFR 677 C > T disrupts its thermostability therefore leads to defective enzyme activities and dysregulation of homocysteine levels. METHODS: This case-control study (n = 367) was conducted to investigate the correlation of the MTHFR gene polymorphism [NM_005957] and psoriasis vulgaris amongst the Malaysian population. Overnight fasting blood samples were collected from a subgroup of consented psoriasis vulgaris patients and matched controls (n = 84) for the quantification of homocysteine, vitamin B12 and folic acid levels. RESULTS: There was no significant increase of the MTHFR 677 C > T mutation in patients with psoriasis vulgaris compared with controls (χ(2) = 0.733, p = 0.392). No significant association between homocysteine levels and MTHFR gene polymorphism in cases and controls were observed (F = 0.91, df = 3, 80, p = 0.44). However, homocysteine levels in cases were negatively correlated with vitamin B12 (r = -0.173) and folic acid (r = -0.345) levels. Vitamin B12 and folic acid levels in cases were also negatively correlated (r = -0.164). CONCLUSIONS: Our results indicate that there was no significant association between the MTHFR gene polymorphism and psoriasis vulgaris in the Malaysian population. There was no significant increase of the plasma homocysteine level in the psoriasis patients compared to the controls.


Assuntos
Homocisteína/sangue , Metilenotetra-Hidrofolato Redutase (NADPH2)/genética , Mutação , Psoríase/sangue , Psoríase/enzimologia , Adulto , Estudos de Casos e Controles , Etnicidade , Feminino , Ácido Fólico/sangue , Genótipo , Humanos , Malásia , Masculino , Pessoa de Meia-Idade , Psoríase/genética , Vitamina B 12/sangue
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