Cystic hygroma is a cystic mass localized in the nuchal region. It is a congenital malformation of the lymphatic system. Most fetuses with cystic hygroma have abnormal karyotype.
21-week fetus, hydrops fetalis, nuchal cystic hygroma. Turner syndrome:
Hydrops, nuchal edema, Macro, autopsy (72712)
Hygroma colli with septa from inside, the same case:
Hygroma colli cysticum, detail, Macro, autopsy (72780)
20-week fetus, hydrops fetalis, hygroma colli cysticum.
Lethal multiple pterygium syndrome:
Lethal multiple pterygium syndrome, hydrops, Macro, autopsy (72777)
Lethal multiple pterygium syndrome, hydrops, Macro, autopsy (72778)