I Histological structure parenchyma: i.etumor cell, to determine the nature and biologic behaviour ■■■■■■■■■■■■■ stroma: no specificity
II Histological structure ： parenchyma: i.e.tumor cell, to determine the nature and biologic behaviour stroma: no specificity
Section 1 Concept of Tumor Section 8 Characteristics of benign versus malignant tumor Section 2 Morphology Of tumors Section 9 Precancerous lesion d ysplasia and Carcinoma in sit Section 3 Differentiation and Section 10 molecular basis o Atypia of tumors tumors Section 4 Nomenclature and Section 11 Carcinogenic agents classification of tumors environment Section 5 Growth and spreading of Section 12 Inheritance and tumors tumors Section 6 Grading and staging of Section 13 Tumor immunity tumors Section 7 Effects of tumors to man Section 14 Common tumors
Section 1 Concept of Tumor Section 8 Characteristics of benign versus malignant tumor Section 2 Morphology 0f tumors Section 9 Precancerous lesion, dysplasia and Carcinoma in situ Section 3 Differentiation and Atypia of tumors Section 10 Molecular basis of tumors Section 4 Nomenclature and classification of tumors Section 11 Carcinogenic agents of environment Section 5 Growth and spreading of tumors Section 12 Inheritance and tumors Section 6 Grading and staging of tumors Section 13 Tumor immunity Section 7 Effects of tumors to man Section 14 Common tumors
Section 3 Differentiation and Atypia of tumors Differentiation atypia Definition: This is the Definition: Partial degree of resemblance loss of structural and of a tumor to its tissue functional of origin and is resemblance to applicable to parent tissue and morphology and total loss is termed function of the tumor Anaplasia. cells
Section 3 Differentiation and Atypia of tumors Differentiation Definition: This is the degree of resemblance of a tumor to its tissue of origin and is applicable to morphology and function of the tumor cells. Atypia Definition: Partial loss of structural and functional resemblance to parent tissue and total loss is termed Anaplasia