- High quality full colour photography - Essential for accurate diagnosis
- Fully revised pathogenicity sections taking into account the major discoveries/incidences of the last 3-5 years
- Reclassification of viruses, including changes to nomenclature
- Appendices of Infectious Diseases - Fast access to vital information
- Unique and practical inclusion of virology, bacteriology and mycology in one text
- Greatly expanded chapter on viruses
- More on PRIONS (including BSE)
- Reclassification of viruses - many changes to nomenclature
- Fully revised pathogenicity sections
- Revised/complete coverage of E coli 0157
- Revised Systems section
- Complete update of Infectious Diseases coverage in the appendices