Strümpell's sign
Encyclopedia
Strümpell's sign is a clinical sign
in which the patient's attempt to flex
the knee against resistance 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 is named after Adolph Strümpell
.
Medical sign
A medical sign is an objective indication of some medical fact or characteristic that may be detected by a physician during a physical examination of a patient....
in which the patient's attempt to flex
Flexion
In anatomy, flexion is a position that is made possible by the joint angle decreasing. The skeletal and muscular systems work together to move the joint into a "flexed" position. For example the elbow is flexed when the hand is brought closer to the shoulder...
the knee against resistance elicits an extensor plantar reflex
Plantar reflex
The plantar reflex is a reflex elicited when the sole of the foot is stimulated with a blunt instrument. The reflex can take one of two forms. In normal adults the plantar reflex causes a downward response of the hallux...
. It is found in patients with pyramidal tract
Corticospinal tract
The corticospinal or pyramidal tract is a collection of axons that travel between the cerebral cortex of the brain and the spinal cord....
lesions, and is one of a number of Babinski-like responses.
The sign is named after Adolph Strümpell
Adolph Strümpell
Ernst Adolf Gustav Gottfried von Strümpell was a German neurologist who was born at Neu-Autz Estate, Courland Governorate...
.