马来西亚的白病:目前的状况,见解和未来的前景
Noraini Philip1, Kamruddin Ahmed2,3,4
1School of Biological Sciences, Universiti Sains Malaysia, Penang, Malaysia.
Journal of physiological anthropology
|December 13, 2023
概括
马来西亚普遍存在广泛传播的动物感染性疾病 - - 螺杆菌病,特别是在洪水期间. 公共意识和预防措施仍然很低,需要对这一重大公共卫生问题进行进一步的研究.
科学领域:
- 动物传播感染动物感染.
- 公共卫生 公共卫生
- 流行病学 流行病学
背景情况:
- 莱普托斯皮罗斯是一种全球分布的动物性感染,在热带地区具有显著的流行率.
- 它具有广泛的临床表现,从轻度疾病到严重的,危及生命的疾病.
- 导致白病的细菌 - - 莱普托斯皮尔 - - 居住在各种生态和动物水库中,构成人类传播的持续风险.
研究的目的:
- 审查马来西亚目前的白病流行病学状况.
- 为了确定与马来西亚环境中的白病相关的趋势和风险因素.
- 建议马来西亚未来关于白病的研究方向.
主要方法:
- 使用PubMed,科学网和谷歌学者进行了全面的文献搜索.
- 分析了2004年至2020年马来西亚白病发病率,来源和结果的数据.
- 包括检查环境和动物水库以及人类暴露风险的研究.
主要成果:
- 2004年至2020年间,马来西亚的白病发病率呈现出差异性,在洪水期间显著增加.
- 从各种野生和养动物和环境样本中分离出Leptospira物种,包括新发现的物种.
- 人类感染和死亡主要与娱乐和非娱乐水相关活动有关.
- 发现,尽管这种疾病是流行病,但公众对白病的认识,态度和做法仍然不够理想.
结论:
- 在马来西亚,白病仍然是一个重要的公共卫生问题,洪水和水上活动是关键的风险因素.
- 鉴定出新的LeptoSpira物种凸显了水库和传播动态的复杂性.
- 迫切需要加强公众宣传活动和进一步的研究,以了解和控制马来西亚各种环境中的白病.
相关概念视频
Bacterial Phylum Spirochaetes
Spirochetes, unique bacteria in the phylum Spirochaetes, are gram-negative, motile, tightly coiled, slender, and flexible. They inhabit aquatic sediments and animals, with some causing diseases like syphilis. Spirochetes are classified into eight genera based on habitat, pathogenicity, phylogeny, and characteristics.Their distinctive motility arises from endoflagella, located within the cell’s periplasm. These endoflagella anchor at the cell poles and extend along the cell length, encased by a...
Infectious Diseases and Their Occurrence
Infectious diseases appear in populations through various transmission patterns, influenced by pathogen characteristics, population immunity, environmental conditions, and social behavior. Understanding these patterns is essential for effective public health surveillance and intervention. These categories—sporadic, outbreak, epidemic, pandemic, and endemic—help frame the nature and scope of disease events.Sporadic diseases occur irregularly and infrequently, without a predictable temporal or...
Rocky Mountain Spotted Fever
Rocky Mountain Spotted Fever (RMSF) is a severe tick-borne illness caused by Rickettsia rickettsii, a Gram-negative, coccobacillary bacterium. This pathogen is an obligate intracellular parasite, requiring a host cell for replication. Transmission occurs through the bite of an infected tick. In the United States, the most important vectors are Dermacentor variabilis (American dog tick) and Dermacentor andersoni (Rocky Mountain wood tick), though other tick species may also serve as vectors.
Malaria
Malaria pathogenesis in humans reflects a delicate interplay between parasite biology and host response. Clinical illness reflects a host’s immune response to the parasite’s asexual replication cycle, which is often asymptomatic in individuals with partial immunity. From the parasite's perspective, transmission between mosquito and human with minimal host pathology is evolutionarily advantageous. Among the six Plasmodium species infecting humans, P. falciparum and P. vivax dominate in global...
Toxoplasmosis
Toxoplasmosis, a zoonotic disease caused by the protozoan Toxoplasma gondii, poses significant public health challenges globally due to its high seroprevalence and varied clinical manifestations. As an obligate intracellular parasite, T. gondii can infect all warm-blooded vertebrates, but felids are its only definitive hosts, shedding unsporulated oocysts into the environment. Humans typically acquire the infection through ingestion of tissue cysts in undercooked meat or oocysts from...
Clinical Significance of Antibiotic Resistance
Methicillin-resistant Staphylococcus aureus (MRSA) presents a critical public health threat, arising from its capacity to resist β-lactam antibiotics due to acquisition of the mecA gene within the staphylococcal cassette chromosome mec (SCCmec). This gene encodes penicillin-binding protein 2a (PBP2a), which impairs binding efficacy of methicillin and other β-lactams. MRSA has evolved into distinct clonal lineages impacting humans and animals alike, reinforcing its significance within the One...


