Pill packages have active pills (with hormones) and placebo pills (no hormones). The number of placebo pills can vary depending on the type of pill used. Your menstrual period should occur during the placebo pills due to lack of hormones. You are still protected from pregnancy during the placebo pills.
Making the Case against the biting midge: evidence is building that the biting midge, Culicoides sonorensis, is a vector of vesicular stomatitis virus (VSV), which causes significant economic losses in cattle, horses, and swine.
ETV is an abbreviation that stands for endoscopic third ventriculostomy. An ETV is a highly specialized treatment performed by Rochester Neurosurgery Partners for hydrocephalus (extra fluid in the brain causing pressure). This treatment can be an alternative to the placement of a shunt (see ventriculoperitoneal shunt) but is only performed in a select group of patients.