Purchase the legal e-book via EdiSES DigiText or Amazon Kindle. It costs the equivalent of two pizzas in Milan but gives you a legitimate, searchable, always-updated version of one of the best General Pathology texts ever written. If money is truly an issue, use your university library’s VPN to access it for free or buy a used copy of the previous edition (only 1 edition behind).
The Pontieri textbook is often cited as the main alternative to Celotti. Some students prefer Pontieri because it is slightly more schematic, whereas Celotti is more narrative. celotti patologia pdf