Villous hypoplasia

Villous hypoplasia, also distal villous hypoplasia, is pathology of the placenta associated with intrauterine growth restriction.

It is also known as terminal villus deficiency.

General

• Associated with IUGR.
• Atypical Doppler flow measurements: high Doppler resistance index.

Microscopic

Features:

• Small, round villi (30-60 micrometers).
• "Long" villi (due to lack of branching).
• Absence of syncytial knotts.
• Wide intervillous space.

Sign out

PLACENTA AND MEMBRANES, BIRTH:
- SMALL PLACENTA FOR GESTATIONAL AGE (265 GRAMS - TRIMMED , POST FIXATION).
- FETAL MEMBRANES WITHIN NORMAL LIMITS.
- THREE-VESSEL CORD WITHIN NORMAL LIMITS.
- PLACENTAL DISC WITH VILLOUS HYPOPLASIA.

COMMENT:
THE PLACENTAL FINDINGS ARE COMPATIBLE WITH INTRAUTERINE GROWTH RESTRICTION.

See also

• Placenta.