Gunda sign

Gonda is a pathological reflex. Positive Gonda sign is the most important sign of pyramidal tract damage. The positive manifestation was the dorsiflexion of the big toe, and the remaining four toes were fanned out. The examiner pressed the patient's 4th toe or small toe with his hand to make it strongly stagnate. After a few seconds, he suddenly let go. If there is a dorsiflexion of the big toe, it is positive for the Gangda sign. The examiner should communicate well with the patient. If the examiner has excessive pressure on the toes, he should inform himself in time so that the examiner can adjust the compression force in time. Basic Information Specialist classification: growth and development check classification: neuroelectrophysiology Applicable gender: whether men and women apply fasting: not fasting Tips: The examiner is gentle and does not need to use too much force to prevent the patient's toes from being crushed. Normal value Normally, there is no dorsiflexion of the big toe after pressing the fourth toe or the small toe. Clinical significance Abnormal results: Gonda's sign showed a dorsiflexion of the big toe, indicating damage to the pyramidal tract. People in need of examination: Patients suspected of having damage to the pyramidal tract. Precautions Contraindications before the examination: The examiner should communicate well with the patient. If the inspector is over-strength, the inspector should promptly inform him so that the examiner can adjust the pressing force in time. Inspection requirements: When the examiner presses the patient's 4th toe or small toe with the hand, it is only necessary to press the toe tightly, and it is not necessary to use too much force to prevent the patient's toe from being crushed. Inspection process The examiner pressed the patient's 4th toe or small toe with his hand to make it strongly stagnate. After a few seconds, he suddenly let go. If there is a dorsiflexion of the big toe, it is positive for the Gangda sign. Not suitable for the crowd Inappropriate population: Patients with lower limb disabilities or lesions on the toes themselves. Adverse reactions and risks Nothing.