381
Fetal Down syndrome was diagnosed by karyotyping of amniotic fluid cells .
 Anatomy: Fetal; Anatomy: amniotic fluid cells
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: Fetal; Anatomy: amniotic fluid cells