Hold plate test

The board test is also known as the "Froman paper sign." The patient holds the edge of the thick piece of wood and the like with the thumb and forefinger so that the thumb is flat. If the thumb and knuckle are in a flexed state, they cannot be straight and flat, and the thumb and forefinger cannot clamp the thick object. The result of the examination may indicate ulnar nerve palsy. Basic Information Specialist classification: growth and development check classification: physical examination Applicable gender: whether men and women apply fasting: not fasting Analysis results: Below normal: Normal value: no Above normal: negative: The thumb and index finger can clamp thick objects. Positive: If the thumb and knuckle are in a flexed state and cannot be stretched flat, and the thumb and forefinger cannot clamp the thick object, it is positive. Tips: Check your relaxation, you should face it positively and actively cooperate with the inspection. Normal value The result of the test was negative. The thumb and index finger can clamp thick objects. Clinical significance Abnormal results: Put the thumb flat. If the thumb and knuckle are in a flexed state and cannot be stretched flat, and the thumb and forefinger cannot clamp the thick object, it is positive. Positive in this test indicates ulnar nerve palsy. People who need to be examined: People who often have weakness in their fingers. Precautions Taboo before inspection: no special contraindications. Requirements for inspection: Check the feelings of relaxation, should face positively, and actively cooperate with the inspection. Inspection process The patient uses the thumb and forefinger to hold the edge of a thick piece of wood and the like, so that the thumb is flat. If the thumb and knuckle are in a flexed state and cannot be stretched flat, and the thumb and forefinger cannot clamp the thick object, it is positive. Not suitable for the crowd Inappropriate crowd: None. Adverse reactions and risks There are no related complications and hazards.