<unk>  is a clinical sign in which squeezing the Achilles tendon elicits an extensor plantar reflex. It is found in patients with pyramidal tract lesions, and is one of a number of Babinski-like responses. The sign takes its name from the German neurologist Max<unk>  (1852-1923).
Schaeffer's sign
Winterbottom's sign
Darier's sign
Froment's sign
Adson's sign
Pemberton's sign
Mulder's sign
Litten's sign 