If attention deficit disorder could be illustrated, I believe it would look like these paintings by Andrew Salgado.
Lucian Freud, - 1952 Portrait of Francis Bacon
Man's Head, Self Portrait - Lucian Freud - WikiPaintings.org
The exceptional style of Andrew Salgado
Lucian Freud, The Painter’s Mother, 1973
Andrew Salgado | Drawing Lesson (2014)
Andrew Salgado; Oil, 2012, Painting "A Shapeless Doubt"
Lucien Freud painted eyes with depth
portrait: pink paint: by Jenny Saville show at 2012 Gagosian on Madison, NY (via popmasha @Flickr)
Lucian Freud, Self-Portrait, Detail, um 1956, Privatsammlung, Foto: Alexandra Matzner © The Lucian Freud Archive / The Bridgeman Art Library.