Spalding sign (fetal demise)
The Spalding sign refers the overlapping of the fetal skull bones caused by collapse of the fetal brain. It appears usually a week or more after fetal death in utero.
This finding was originally described on abdominal radiographs and is indicative of fetal demise.
- 1. Spalding AB. A pathogonomic sign of intra-uterine death. Surgery, Gynecology and Obstetrics 1922;34:754.