knee sprain

Introduction

Introduction Sprain refers to the damage of soft tissues (such as muscles, tendons, ligaments, blood vessels, etc.) in the joints or the body of the limbs without fractures, dislocations, and broken flesh. The main clinical manifestations are painful swelling and joint movement limitation at the injury site, which occur mostly in the waist, ankle, knee, shoulder, wrist, elbow, hip and other parts. Knee sprains are often caused by improper exercise or weight-bearing posture, or accidentally falling servants, pulling and excessive torsion, etc., causing damage to the flesh and veins of a certain part, resulting in meridian meridians, obstructed by gas operation, blood stasis It is made up of stagnation.

Cause

Cause

Knee sprains are often caused by improper exercise or weight-bearing posture, or accidentally falling servants, pulling and excessive torsion, etc., causing damage to the flesh and veins of a certain part, resulting in meridian meridians, obstructed by gas operation, blood stasis It is made up of stagnation. Indirect violence such as stretching or muscle violent and uncoordinated contraction, causing tears, breaks or shifts in muscles, tendons, ligaments, fascia, joint capsules, etc., when the joint suddenly occurs beyond the physiological range.

Examine

an examination

Related inspection

Bone and joint MRI

Pain in the main symptom of the sprain, joint activity is unfavorable or not, followed by swelling, red or blue skin at the wound.

Knee sprains are more common in skin color, mostly skin and skin injuries, cyan is mostly tendon injuries, purple is mostly stagnant blood stasis, new wounds are painful and swollen, and activities are unfavorable, and blood stasis is blocked; And repeated authors, for cold and wet invasion, blood stasis. In addition, it is better to identify the sprain according to the meridian of the sprained part. Such as acute lumbar sprain, the spine of the spine is injured in the Du Meridian, one or both sides of the waist sprain is injured in the foot of the Sun.

Diagnosis

Differential diagnosis

Differential diagnosis of knee sprain:

Knee injury: Knee injury is a kind of soft tissue injury. Soft tissue injury refers to various skin types, subcutaneous shallow fascia, muscle, tendon, tendon sheath, ligament, etc. caused by various acute trauma or chronic strain and pathology of the disease. The pathological damage of joint capsule, synovial sac, intervertebral disc, peripheral nerve vessels and other tissues is called soft tissue injury.

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