obsolete congenital absence/hypoplasia of thumb, bilateral (obsolete MONDO:0017507)
OBSOLETE. Congenital absence/hypoplasia of thumb, bilateral is a rare developmental defect during embryogenesis characterized by bilateral underdevelopment of the thumbs, ranging from a slight decrease in thumb size to complete absence of the thumbs. This anomaly counts for 20-60% of thumb hypoplasias.
thumb hypodactyly, bilateral
exact
thumb oligodactyly, bilateral
exact