By S. A. Morse, R. C. Ballard, K. K. Holmes, A. A. Moreland. Philadelphia: Elsevier, Mosby, 2002. ISBN 0723432279.

What is an atlas? My dictionary was of little help, referring only to the word in its geographical and mythical contexts. Medical atlases that come to mind are largely pictures of the common and the obscure, of varying quality, and accompanied by the minimum of text. Such books are useful when it comes to reassuring young men that pearly penile papules are common and of no clinical significance, and for showing students conditions which they are unlikely to see in real life; but otherwise they tend to sit on the bookshelf after a rash purchase at a …