marinesco-radovici sign
1palm-chin reflex — palmomental reflex twitching of the chin produced by stimulating (scratching) the palm; called also Marinesco Radovici r. and Radovici sign …
2Palmomental reflex — The palmomental reflex (PMR) is an example of a primitive reflex. As such it is present in infancy, disappears during maturation of the brain during childhood but may reappear due to processes that disrupt the normal cortical inhibitory… …
