system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
True about H. mole:a) Complete mole seen in human onlyb) Trophoblastic proliferationc) Hydropic degenerationd) Villus pattern absent
assistant
The correct answer is  H mole:
Microscopically: It is characterised by :

Marked proliferation of the syncytial and cytotrophoblastic epithelium.
Thinning of the stromal tissue due to hydropic degeneration (edema of villous stroma).
Avascular villi.
Maintenance of villus pattern.

Absence of villus pattern is characteristic of choriocarcinoma and not H mole: