Calkins sign

Cal·kins sign

(kahl'kinz),
the change of shape of the uterus from discoid to ovoid, indicating placental separation from the uterine wall.

Cal·kins sign

(kal'kinz sīn)
The change of shape of the uterus from discoid to ovoid, indicating placental separation from the uterine wall.

Calkins,

Leroy Adelbert, U.S. obstetrician-gynecologist, 1894-1960.
Calkins sign - the change of shape of the uterus from discoid to ovoid, indicating placental separation from the uterine wall.