No studies of screening for elevated lead levels in pregnant women were identified, nor were studies of health outcomes after interventions to reduce blood lead levels in asymptomatic
pregnant women, they noted.
infections, Bacteriuria, Pregnancy, Urinary tract infections.
Among the many studies it reviewed were two large trials of asymptomatic
women with low ABI treated with aspirin 100 mg/ d for several years.
The fraction of influenza virus infections that are asymptomatic
: a systematic review and meta-analysis.
Primary outcome measures were correlations between endometrial thickness and EFC volume in asymptomatic
The presence of asymptomatic
plasmodial infections in Colombia has been explored in few studies, most of them conducted in Tierralta, Buenaventura, and Tumaco [19, 2225].
Whether symptomatic urinary tract infections are preceded by asymptomatic
bacteriuria (ASB) is a matter of debate.
Because many Zika virus infections are asymptomatic
(7), enhanced clinic-based surveillance will not detect all cases of Zika virus infection; in addition, there is always a risk of reintroduction of Zika virus to American Samoa, although a potential reintroduction is expected to be detected by continued enhanced surveillance at clinics.
Consequently, providing simultaneous protection against both asymptomatic
and symptomatic infections could contribute to reduced transmission and thus to indirect protection if the vaccine coverage rates are sufficient," the investigators wrote.
The study convincingly showed that the detection of asymptomatic
disease requires a screening process and tools that are effective and easy to administer, with high sensitivity and specificity, to appropriately identify children with the condition of interest.
Dr Irving highlighted that: "Routine eye examinations do appear to be productive in asymptomatic
patients, and this appears to increase with age."