The most characteristic ultrasonographic feature of an angiomyolipoma is its echogenicity; however, angiomyolipomas may also cause acoustic shadowing. The echogenic appearance of the tumor is thought to be related to its fat content and the presence of multiple tissue interfaces within it.
Roy Lichtenstein. Roy Fox Lichtenstein (pronounced /ËlÉªktÉnËstaÉªn/; October 27, 1923 â September 29, 1997) was an American pop artist. During the 1960s, along with Andy Warhol, Jasper Johns, and James Rosenquist among others, he became a leading figure in the new art movement. His work defined the premise of pop art through parody.
Terry Pratchett. Sir Terence David John Terry Pratchett, OBE (28 April 1948 â 12 March 2015) was an English author of fantasy novels, especially comical works. He is best known for his Discworld series of 41 novels. Pratchett's first novel, The Carpet People, was published in 1971. The first Discworld novel, The Colour of Magic, was published in 1983, after which he wrote two books a year on average.