Pregnant women might not ought to keep away from journey to all areas the place the Zika virus is spreading — successfully being officers say that, in excessive elevations, there’s a low hazard of turning into contaminated with the virus.
The mannequin new methods, from the Providers for Illness Administration and Prevention, come after the company analyzed information from 16 worldwide locations with elevations above four,900 ft (1,500 meters). They discovered that the mosquito that spreads the Zika virus, often known as Aedes aegypti, is unlikely to dwell in areas above 6,500 ft (2,000 m).
“Consequently, at elevations above [6,500 feet], the hazard for mosquito-borne publicity to Zika virus is considered to be minimal,” researchers from the CDC acknowledged in a report revealed correct now (March 11).
Properly being officers are involved just a few hyperlink between Zika virus in pregnant women and microcephaly, a beginning defect by which the toddler’s head is abnormally small. The CDC now recommends that pregnant women keep away from journey to areas which have Zika virus and are lower than 6,500 ft beneath sea diploma. (The CDC’s earlier suggestion was a blanket warning in opposition to journey to those areas for pregnant women.)
The company has even created maps of every of the 37 worldwide locations the place Zika is spreading, and indicated which areas are above 6,500 ft. (The maps is perhaps discovered contained within the journey uncover for every nation.)
However this obvious ease in Zika journey warnings comes with fairly just a few caveats. First, pregnant women are nonetheless in peril for Zika throughout the event that they journey by means of any home with an elevation beneath 6,500 ft, together with journey into and out of a low-elevation airport, the CDC acknowledged.
“Touring by means of an home of low elevation or stopping, even briefly, in a low-elevation home on one of many easiest methods to elevated elevation will improve the hazard of getting Zika from a mosquito, and pregnant girl should strictly observe steps to stop mosquito bites whereas in these areas,” the company acknowledged in a mannequin new Web internet net web page with questions and choices about Zika hazard at excessive elevations.
Along with, the Zika virus is perhaps transmitted sexually. As such, the CDC recommends that pregnant women use condoms, or abstain from intercourse, with males who’ve been in areas with the Zika virus which is perhaps beneath 6,500 ft.
Excessive altitudes — above eight,000 ft (2,400 meters) — even have low oxygen ranges that can pose a hazard of altitude illness, indicators of which may embrace headache, nausea and shortness of breath. Pregnant women should keep away from doing strenuous actions at excessive altitudes, the CDC acknowledged. Some medical docs furthermore counsel that pregnant women keep away from spending the night time at elevations greater than 12,000 ft (three,650 meters). Excessive altitudes may be onerous to entry or far from medical care, which is often a priority for pregnant women, the CDC acknowledged.