- t. 1. Indices. Lib. I, De morbis capitis (Epist. 1-14) Lib. II, De morbis thoracis (Epist. 15-27)
- t. 2. Lib. III, De morbis ventris (Epist. 28-48) Lib. IV, De morbis ad chirurgiam, aut ad universum corpus spectantibus (Epist. 49-59) Lib. V, De addendis ad libros superiores (Epist. 60-70)
One of the most important works in the history of medicine. It consists of 70 letters which report about 700 cases and autopsies. Morgagni attempted to correlate clinical records with post-mortem findings. Includes the first descriptions of several pathological conditions.