NEOPLASTIC DISEASE AND ITS MANAGEMENT INTRODUCTION
NEOPLASTIC DISEASE AND ITS MANAGEMENT INTRODUCTION
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Summary NEOPLASTIC DISEASE AND ITS MANAGEMENT INTRODUCTION. Detailed notes
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NEOPLASTIC DISEASE AND ITS MANAGEMENT INTRODUCTION
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NEOPLASTIC DISEASE AND ITS MANAGEMENT INTRODUCTION
Neoplasia:
• state of excessive proliferation of cells
• No relation to normal growth and tissue repair.
• neoplasm or tumor=abnormal tissue mass
• rate of proliferation
– ranges from slightly above normal to
– wild uncontrolled growth
– extends and damages adjacent tissues.
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• malignant tumor – commonly known as cancers or cas
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NEOPLASTIC DISEASE AND ITS
MANAGEMENT
INTRODUCTION
LECTURE 1
, Introduction and general principles
• Learning objectives:
By the end of this lecture the learner should be able to;
• Define Neoplastic disease
• Classify and characterize tumours'
• Review factors predisposing to tumours formation
• Review the cell cycle and identify target sites for
anti cancer agents
• Define factors that influence clinical outcome of
cancer treatment
, Definition of Neoplasia
Neoplasia:
• state of excessive proliferation of cells
• No relation to normal growth and tissue repair.
• neoplasm or tumor=abnormal tissue mass
• rate of proliferation
– ranges from slightly above normal to
– wild uncontrolled growth
– extends and damages adjacent tissues.
– rarely exceeds the fastest normal rate of cell
multiplication embryonic development,
intestinal mucosal cells, blood and skin.
, Definition of Neoplasia
Neoplasia excludes abnormally rapidly cell growths
Metaplasia- change from a more specialized cell
to a less specialized cell due to
• prolonged irritation or
• chronic infection eg
• columnal epithelium cell> more resistant
squamous epithelium cells (proliferate very rapidly)
• fibroblasts into osteoblasts giving rise to
new excessive bone growth
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