From Wikipedia: Tetralogy of Fallot (TOF) is a congenital heart defect which is classically understood to involve four anatomical abnormalities (although only three of them are always present). It is the most common cyanotic heart defect, representing 55-70%, and the most common cause of blue baby syndrome..
Variola (the virus that causes smallpox) is a member of the orthopoxvirus genus, which also includes viruses that cause cowpox, monkeypox, orf, and molluscum contagiosum. Poxviruses are the largest animal viruses, visible with a light microscope.They are larger than some bacteria and contain double-stranded DNA. Poxviruses are the only viruses that do not need a cell's nucleus to replicate inside the cell. The variola virus is the only known cause of smallpox.The disease affects only humans.oxviruses are the only viruses that do not need a cell's nucleus to replicate inside the cell. The variola virus is the only known cause of smallpox. The disease affects only humans.
Ashermanâs syndrome, also known as intrauterine adhesions, is a condition where the cavity of the uterus develops scar tissue (adhesions). The symptoms, extent of the adhesions, effect on the uterine cavity and clinical importance vary greatly.erving communities throughout Greater Boston, the gynecologic surgeons at Newton-Wellesley Hospitalâs Minimally Invasive Gynecological Surgery (MIGS) can provide patients with screenings and treatment for Ashermanâs Syndrome, which involves breaking up the scar tissue and preventing re-growth of scar tissue.