Anterior Cruciate Ligament ACL ; Anatomy & Structure, Function, Common Injuries, Treatment скачать в хорошем качестве

Anterior Cruciate Ligament ACL ; Anatomy & Structure, Function, Common Injuries, Treatment

The Anterior Cruciate Ligament (ACL) is one of the key stabilizing ligaments in the knee joint, playing a vital role in maintaining knee stability during movement, especially in sports and activities involving pivoting, jumping, or sudden stops. 🧬 Anatomy & Function Location: Runs diagonally inside the knee, connecting the femur (thigh bone) to the tibia (shin bone). Function: Prevents the tibia from sliding too far forward under the femur. Provides rotational stability to the knee. Works in tandem with the posterior cruciate ligament (PCL) to control front-to-back motion. 💥 Mechanism of Injury ACL injuries often occur during: Sudden direction changes or pivoting (e.g., in soccer or basketball) Landing awkwardly from a jump Stopping suddenly while running Direct trauma to the knee (e.g., football tackle) Most ACL injuries are non-contact and involve a twisting motion with the foot planted. ⚠️ Symptoms of ACL Injury A "popping" sound or sensation at the time of injury Rapid swelling of the knee Instability or feeling of the knee "giving way" Pain and loss of range of motion 🧪 Diagnosis Physical exam: Lachman test, anterior drawer test MRI: Confirms ligament tear and checks for associated injuries (e.g., meniscus) X-rays: Rule out fractures 🛠️ Treatment Options Approach When Used Details Conservative Partial tears, low activity levels Physical therapy, bracing, activity modification Surgical Complete tears, active individuals ACL reconstruction using grafts (autograft or allograft) Post-surgery rehab is crucial and typically lasts 6–12 months depending on goals and healing. 🧠 Fun Fact Female athletes are 4–8 times more likely to suffer ACL injuries than males in similar sports—due to anatomical, hormonal, and neuromuscular differences. #Cruciate #Cruciate