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  2. Anterior cruciate ligament injury - Wikipedia

    en.wikipedia.org/wiki/Anterior_cruciate_ligament...

    An injury to a ligament is called a sprain. The American Academy of Orthopedic Surgeons defines ACL injury in terms of severity and classifies them as Grade 1, 2, or 3 sprains. [1] Grade 1 sprains occur when the ligament is stretched slightly but the stability of the knee joint is not affected.

  3. Sprained ankle - Wikipedia

    en.wikipedia.org/wiki/Sprained_ankle

    A grade 1 sprain is defined as mild damage to a ligament or ligaments without instability of the affected joint. A grade 2 sprain is considered a partial tear to the ligament, in which it is stretched to the point that it becomes loose. A grade 3 sprain is a complete tear of a ligament, causing instability in the affected joint. [3]

  4. Tear resistance - Wikipedia

    en.wikipedia.org/wiki/Tear_resistance

    Tear resistance (or tear strength) is a measure of how well a material can withstand the effects of tearing. [1] It is a useful engineering measurement for a wide variety of materials by many different test methods .

  5. Plantar fascial rupture - Wikipedia

    en.wikipedia.org/wiki/Plantar_fascial_rupture

    A plantar fascial rupture, is a painful tear in the plantar fascia.The plantar fascia is a connective tissue that spans across the bottom of the foot. [1] The condition plantar fasciitis may increase the likelihood of rupture. [2]

  6. Posterior cruciate ligament injury - Wikipedia

    en.wikipedia.org/wiki/Posterior_cruciate...

    Normally, the step-off is approximately 1 cm, but is decreased (Grade I) or even absent (Grade II) or inverse (Grade III) in injuries to the posterior cruciate ligament. [4] Patients who are suspected to have a posterior cruciate ligament injury should always be evaluated for other knee injuries that often occur in combination with an PCL injuries.

  7. Investment-grade bonds vs. high-yield bonds: How they differ

    www.aol.com/finance/investment-grade-bonds-vs...

    Investment-grade bonds have a low risk of default, which is the possibility of the issuer missing an interest payment. The entities issuing these bonds are generally trustworthy when it comes to ...

  8. Injury Severity Score - Wikipedia

    en.wikipedia.org/wiki/Injury_Severity_Score

    The Injury Severity Score (ISS) is an established medical score to assess trauma severity. [1] [2] It correlates with mortality, morbidity and hospitalization time after trauma. It is used to define the term major trauma. A major trauma (or polytrauma) is defined as the Injury Severity Score being greater than 15. [2]

  9. High ankle sprain - Wikipedia

    en.wikipedia.org/wiki/High_ankle_sprain

    A high ankle sprain, also known as a syndesmotic ankle sprain (SAS), is a sprain of the syndesmotic ligaments that connect the tibia and fibula in the lower leg, thereby creating a mortise and tenon joint for the ankle. High ankle sprains are described as high because they are located above the ankle.