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Pathology

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Neoplasia

Question
9 out of 17
 

Reversible loss of polarity with abnormality In size and

shape of cells is known as : (AIPG 2012)



A Metaplasia
B Dysplasia

C Hyperplasia
D Anaplasia

Ans. B i.e. Dysplasia

Metaplasia

Dysplasia

Anaplasia

Definition

Replacement of mature cells of one type with cells of another type (Abnormal differentiation)

Loss in the uniformity of individual cells as well as loss in architectural orientation (Abnormal differentiation and maturation)

Lack of differentiation in neoplastic cells

(Abnormal differentiation & Maturation)

Reversibility

Seen

Partially reversible

Not seen

Organization and orientation

Partially reversible

Not maintained

Not maintained

Polarity

Not lost

Lost

Lost

Other feature

MC epithelial metaplasia

Mitotic figures are more but in normal pattern

Atypical, bizarre abundant mitotic figures

Remember: Pleomorphism, hyperchromatism seen in both dysplasia and anaplasia.

Neoplasia Flashcard List

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