<unk>  (after Dr Jules Marie<unk> , 1839–1883) is an indicator of meningitis. It is the creation of pain with applied pressure to the retromandibular region of the head. According to one source, it may be a pupillary reflex elicited by skin pinch.
Parrot's sign
Pemberton's sign
Fothergill's sign
Adson's sign
Dance's sign
Lockwood's sign
Hegar's sign
Salus's sign