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 Pratchett, more commonly known as Terry Pratchett, was an English novelist, known for his frequently comical work in the fantasy genre. He was best known for his popular and long-running Discworld series of comic fantasy novels. Pratchett's first novel, THE CARPET PEOPLE, was published in 1971, and since his first Discworld novel (THE COLOR OF MAGIC) was published in 1983, he had been writing two books a year on average.