- PDF (5 MB)
- Pages document (8 MB)
- iBook (10.5 MB)
- iBook file (22.8 MB) for iAuthor
- 27 8.5×11 pages with a cover, introduction, table of contents and answers
- March 2010: Minor changes to delta gap
- June 2011: Fixed error in Metabolic alkalosis (thanks Rakesh Lattupalli) and some spelling errors
- September 2011: fixed three typos, reworked anion gap, non-anion gap, and rapid interpretation of ABG introduction
- December 2011: fleshed out osmolar gap, smoothed the introduction to primary acid-base disorders. Typos: some removed and some added.
- January 2012 iBook!
- March 2012 added a picture and graph to osmolar gap. Moved the files to drobox. Added the iAuthor file for download.
- Jan 2013 Major revision. New cover, new intro, added two additional clinical vignettes, 2-pages on DKA, 2 pages on RTA including urine anion gap.