The Lass feature is the primary test for examining cervical tuberculosis. The patient takes a free position, and the examiner observes his or her body posture. Seeing his usual hand holding the lower jaw or the head, the head is kept in a forward tilting posture, that is, the sign is positive. Intrinsic is mainly seen in cervical tuberculosis. People who need to check are often held by their hands on the lower jaw or head.

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 result is positive. The patient usually holds the lower jaw or the head with the hand during the examination, so that the head is kept in the forward tilting posture, that is, the sign is positive. Intrinsic is mainly seen in cervical tuberculosis.

Tips: Check your relaxation and follow the doctor's instructions. Normal value

The test result was negative.

Clinical significance

Abnormal result

The test result is positive. The patient usually holds the lower jaw or the head with the hand during the examination, so that the head is kept in the forward tilting posture, that is, the sign is positive. Intrinsic is mainly seen in cervical tuberculosis.

People who need to check are often held by their hands on the lower jaw or head.

Positive result may be disease: neck lymph node tuberculosis precautions

Taboo before inspection: no special contraindications.

Requirements for inspection: Check your relaxation and follow the doctor's instructions. If the child is examined, care should be taken to appease his or her mood and ensure that the examination is carried out normally.

Inspection process

The patient takes a free position and the examiner observes his or her body posture.

Not suitable for the crowd

Inappropriate crowd: None.

Adverse reactions and risks

Nothing.