Tem. Tamis. Same Local Excision, Different Acronyms.
Get the PDF version of this article. Alphabet Soup What is TEM? What is TAMIS? Transanal Endoscopic Microsurgery (TEM), or Transanal Minimally Invasive Surgery (TAMIS) are two acronyms for the same operative procedure, in which a rectal mass or lesion is removed using a minimally invasive approach through the anal opening. TEM was developed to