Between the years 2011-2013, took place activities relating to the educational project IP Erasmus, entitled "Classic and Modern Methods for Diagnosis in Human Pathology."This book is written in memoriam of the IP Erasmus mentioned above.The target group from this project, Master students and PhD students.The chapters from this booklet have a logical sequence and it is accompanied by evocative images and by updated bibliography. It is designed and meant to be an information material useful for students, master's degree students, PhD students, interested of this topic.