physical sense

Stereognosis is the ability of a test hand to recognize the size, shape, and nature of a physical object. During the examination, the patient closes his eyes and places objects such as pencils, erasers, keys, etc. in the patient's hand, and lets them touch the name of the object. Doctors should try to relax as much as possible, actively cooperate with the doctor's work, and correctly describe to the doctor the size, shape and nature of the physical objects they feel. Basic Information Specialist classification: neurological examination classification: neuroelectrophysiology Applicable gender: whether men and women apply fasting: not fasting Reminder: Try to relax as much as possible during the examination. Don't be too nervous and affect the results of the examination. At the same time, actively cooperate with the doctor's work. Normal value Normal people can correctly identify the size, shape and nature of the physical objects on their hands. Clinical significance Abnormal results: When the physical sense is missing, the patient cannot distinguish what is the object and can be seen in the cortical lesion. People who need to be examined: Patients with suspected cortical lesions. Precautions Pre-inspection contraindications: Before the inspection, prepare the items to be used in the test, such as pencils, erasers, keys, etc. Requirements for inspection: 1. Close the eyes when the patient is examined. 2. When inspecting, it is necessary to correctly describe to the inspector the size, shape and nature of the physical object that he or she feels. Inspection process During the examination, the patient closes his eyes and places objects such as pencils, erasers, keys, etc. in the patient's hand, and lets them touch the name of the object. Not suitable for the crowd Inappropriate population: Patients with disabilities or injuries to the upper limbs themselves. Adverse reactions and risks Nothing.