The interlocking sign is a unique sign of meniscus injury, which is a sudden pain in the knee joint in the case of walking. Note on the registration of the lock: inappropriate crowd: no. Taboo before inspection: no special contraindications. Requirements for inspection: Checking for relaxation, checking may cause physical and psychological burdens, should be actively faced, and actively cooperate with the inspection. The patient was in a prone position and suffered a knee flexion of 90 degrees. The examiner pressed hard at the ankle and rotated it.

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 test result was negative.

Positive:
The test results are positive, that is, the lock is positive, and the meniscus injury is the common cause of the interlocking. In addition, the intra-articular free body, the cruciate ligament rupture, and the congenital dysplasia of the meniscus can cause interlocking.

Tips: When you check, you should relax your mind. Checking may cause physical and psychological burdens. You should face it positively and actively cooperate with the inspection. Normal value

The test result was negative.

Clinical significance

Abnormal results:

The test results are positive, that is, the lock is positive, and the meniscus injury is the common cause of the interlocking. In addition, the intra-articular free body, the cruciate ligament rupture, and the congenital dysplasia of the meniscus can cause interlocking.

People who need to be examined: people who have severe pain in their knees while walking.

Positive results may be diseases: knee joint injury, knee ligament injury precautions

Taboo before inspection: no special contraindications.

Requirements for inspection: Checking for relaxation, checking may cause physical and psychological burdens, should be actively faced, and actively cooperate with the inspection.

Inspection process

The patient was in a prone position and suffered a knee flexion of 90 degrees. The examiner pressed hard at the ankle and rotated it.

Not suitable for the crowd

There are no special taboos.

Adverse reactions and risks

Nothing.