Unraveling the Impact of Pneumococcal Conjugate Vaccines on Bacterial Conjunctivitis in Children.
Unraveling the Impact of Pneumococcal Conjugate Vaccines on Bacterial Conjunctivitis in Children.
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揭示肺炎球菌结合疫苗对儿童细菌性结膜炎的影响。
DOI:
10.1093/cid/ciaa202
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发表时间:
2021
期刊:
影响因子:
--
通讯作者:
deStMaurice,Annabelle
中科院分区:
文献类型:
--
作者:
Howard,LeighM;deStMaurice,Annabelle
Acute infectious conjunctivitis, characterized by inflammation of the thin membrane covering the sclera or lining the inside of the eyelids, is a common condition, estimated to account for approximately 1% of all primary care office visits in the United States [1]. Typically, the symptoms of acute infectious conjunctivitis are self-limited and resolve without targeted therapy; however, in rare and severe cases, the potential exists to progress to vision-threatening illness, including microbial keratitis, corneal perforation, and endophthalmitis [2]. Both bacteria and respiratory viruses contribute substantially as microbial etiologies of acute infectious conjunctivitis. Bacteria are detected by culture of conjunctival discharge in approximately 50–60% of cases of acute conjunctivitis in children [3–5]. In studies of pediatric acute conjunctivitis, Haemophilus influenzae and Streptococcus pneumoniae (pneumococcus) were the most common bacteria detected, in 29–42% and 13–30% of cases, respectively [3–5]. Other respiratory bacterial flora, such as Moraxella catarrhalis and Staphylococcus aureus, and viral pathogens, such as adenovirus, also play an important role in conjunctivitis [3, 6]. Estimating the relative etiologic contributions of specific respiratory viruses or bacteria is challenging because conjunctival discharge specimens may not be routinely collected from patients with acute conjunctivitis, particularly in mild to moderate cases in ambulatory settings, as results may not be available in time to inform the approach to patient management. Diagnostic evaluations of conjunctival discharge have often been limited to culture, as newer rapid molecular diagnostic tests validated for use in conjunctival fluid may not be readily available in ambulatory settings.Ocular manifestations of pneumococcal infections, such as conjunctivitis and orbital cellulitis, are often overlooked when considering the disease burden associated with S. pneumoniae and the impact of pneumococcal conjugate vaccines (PCVs) on disease patterns. Widespread implementation of these vaccines has been associated with major reductions in invasive pneumococcal diseases, pneumonia, and acute otitis media (OM)[7–12]. Whether the same can be said for conjunctivitis is unknown, as more recent epidemiological assessments of viral and bacterial conjunctivitis following widespread implementation of both H. influenzae type b vaccines and PCVs are lacking. In this issue of Clinical Infectious Diseases, Dagan and colleagues [13] aim to measure the impact of PCV7 and PCV13
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影响因子:
--
作者:
M. Miller;W. Shelley
通讯作者:
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DOI:
10.1016/0002-9343(90)90122-t
发表时间:
1990
期刊:
The American journal of medicine
影响因子:
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