Department of Radiology. Interventional. Interventional Radiology is a specialty whereby minimally invasive procedures are performed with the use of image guidance (CT scans, ultrasounds, and x-rays).
T RUNCATION & W ILDCARD O PERATORS revised 1/08gs Truncation Use the truncation symbols to create searches where you want to retrieve all variants of a word stem. The most commonly used truncation symbol is the asterisk (*).For example, a search for educat* will retrieve: educate, educating, education, educational, educator, educators, etc. Wildcards A wildcard symbol is used within a word to provide for all possible spellings or variations inside a word or word stem. RUNCATION & W ILDCARD O PERATORS revised 1/08gs Truncation Use the truncation symbols to create searches where you want to retrieve all variants of a word stem. The most commonly used truncation symbol is the asterisk (*).
1 A spectral method, based on a spherical harmonics expansion, truncated at a particular wave number, e.g. 2  T1279 to identify truncation at wave number 1279. 3  This representation is used in the model to compute some horizontal derivatives and for the implicit computations.