we aimed to evaluate the timeliness of reporting of malaria surveillance system and understanding the existing problems.the timeliness of malaria surveillance system of iran was evaluated in four provinces of iran including sistan & baluchistan, hormozgan, kerman (as provinces with local malaria transmission) and khuzestan (without local malaria transmission). in this descriptive-analytic cross...

background: iodine deficiency disorders (idd) have been recognized as a major public health problem worldwide. consequences of idd include goiter, hypothyroidism, and intellectual disability followed by retarded growth and development of the brain. this report aimed to determine the state of idd in fars province, south of iran. methods: in this study, we gathered data from all scientific papers...

Aedes aegypti is a very efficient disseminator of human pathogens. This condition is the result of evolutionary adaptations to frequent haematophagy, as well as to the colonization of countless types of habitats associated with environmental and cultural factors that favor the proliferation of this mosquito in urban ecosystems. Studies using sensitive methods of monitoring demonstrate that the ...

BACKGROUND Colonoscopic surveillance is a standard procedure in many patients with long standing, extensive ulcerative colitis (UC), in order to avoid death from colorectal cancer. No conclusive proof of its benefits has been presented however. AIMS To evaluate the association between colonoscopic surveillance and colorectal cancer mortality in patients with UC. PATIENTS A population based,...

CONTEXT Birth defects remain a leading cause of infant mortality in the United States and contribute substantially to health care costs and lifelong disabilities. State population-based surveillance systems have been established to monitor birth defects, yet no recent systematic examination of their efforts in the United States has been conducted. OBJECTIVE To understand the current populatio...

BACKGROUND Population-based birth defects surveillance is a core public health activity in the United States (U.S.); however, the lack of national data quality standards has limited the use of birth defects surveillance data across state programs. Development of national standards will facilitate data aggregation and utilization across birth defects surveillance programs in the U.S. METHODS B...

Eradication of polio as a largest public health innovation is led by the World Health Organization (WHO) in the world (1). The main strategies to reach this goal included improved routine immunization, adequate response to outbreaks and effective surveillance (2). Acute Flaccid Paralysis (AFP) surveillance has considered as a comprehensive program for polio eradication, by identification of are...

BACKGROUND The revised World Health Organization's International Health Regulations (2005) request a timely and all-hazard approach towards surveillance, especially at the subnational level. We discuss three questions of syndromic surveillance application in the European context for assessing public health emergencies of international concern: (i) can syndromic surveillance support countries, e...

Introduction In response to the 2009 H1N1 pandemic, the Early Warning Infectious Disease Surveillance Program (EWIDS) Office of Binational Border Health in the California Department of Public Health sought to strengthen outpatient ILI surveillance along the CA/BC border by creating the first binational influenza surveillance network in the region. The establishment of this network was crucial f...

BACKGROUND In surveillance networks based on voluntary participation of health-care professionals, there is little choice regarding the selection of participants' characteristics. External information about participants, for example local physician density, can help reduce bias in incidence estimates reported by the surveillance network. METHODS There is an inverse association between the num...