Question:medium

Woman on pap smear having disorganised growth of cells with hyperchromatic nuclei. Which phenomenon is occurring here?

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Think about which cellular change is characterized by disorganised growth combined with hyperchromatic nuclei as seen in malignancy.
Updated On: Jun 23, 2026
  • Dysplasia
  • Metaplasia
  • Hypertrophy
  • Carcinoma
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The Correct Option is D

Solution and Explanation

Pap smear findings: disorganised cell growth + hyperchromatic nuclei. This combination points toward a malignant process.

Distinguishing cellular adaptations and abnormalities:
- Metaplasia: One mature cell type replaces another; architecture is preserved, cells appear organised
- Hypertrophy: Cells increase in size; no structural disorder
- Dysplasia: Atypical cells with loss of uniformity; can be mild/moderate/severe; precancerous
- Carcinoma (Anaplasia): Full malignant transformation with $pleomorphism$, $hyperchromasia$, loss of polarity, abnormal mitoses

Anaplastic features that define carcinoma:
1. Pleomorphic nuclei (variable size and shape)
2. Hyperchromatic nuclei (dark-staining due to excess DNA)
3. Loss of polarity - cells grow in disorganised pattern
4. Increased and abnormal mitoses
5. Tumour giant cells

On pap smear, disorganised growth + hyperchromatic nuclei = anaplasia = carcinoma.

\[\boxed{\text{Carcinoma}}\]
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