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Topic: Posterior cruciate ligament


  
  Posterior Cruciate Ligament Injury
The knee is stabilized by four main ligaments: 2 collateral ligaments (medial and lateral) and 2 cruciate ligaments both anterior (front) and posterior (back).
The cruciate ligaments attach to the femur (thigh bone) and travel within the knee joint to the upper surface of the tibia (shin bone).
The incidence of injuries of the PCL is less than that of the anterior cruciate ligament.
www.sportsinjuryclinic.net /cybertherapist/front/knee/posteriorcruciate.htm   (583 words)

  
 Posterior cruciate ligament injury - MayoClinic.com
Posterior cruciate ligament injury generally causes less pain, disability and knee instability than ACL tears do, but it can still sideline you for several weeks or longer.
Ligaments are strong bands of tissue that attach one bone to another.
The anterior and posterior cruciate ligaments form a cross in the center of the knee.
www.mayoclinic.com /health/posterior-cruciate-ligament/DS00928   (278 words)

  
  The Gateway to the Orthopedic Internet - Patient Guide to Posterior Cruciate Ligament Injuries   (Site not responding. Last check: 2007-09-08)
This is a common cause of injury to the posterior cruciate ligament (PCL) during an automobile accident.
The posterior cruciate ligament (PCL) may not be the only ligament injured when the knee is injured violently, such as a severe hypertension injury where the knee is forced backwards (bends in the opposite direction that is should).
Since the PCL is really outside of the knee joint, swelling from torn blood vessels in the ligament may not fill the joint with blood (in contrast to the anterior cruciate ligament (ACL) tear).
www.orthogate.com /patient-guide/knee-problems/patient-guide-to-posterior-cruciate-ligament-injuries.html   (2123 words)

  
 eMedicine - Knee, Posterior Cruciate Ligament Injuries (MRI) : Article by Michael R Aiello, MD   (Site not responding. Last check: 2007-09-08)
The main innervation of the PCL is from the posterior articular nerve, a branch of the posterior tibial nerve.
The course of the normal ligament of Humphrey is indicated (fl arrow) as it progresses from its origin at the posterior medial portion of the lateral meniscus (A), in front of the lower portion of the posterior cruciate ligament (B), the mid portion (C), and the proximal portion (D).
Proton-dense coronal images demonstrate the normal ligament of Wrisberg originating from the medial horn of the lateral meniscus and inserting at the lateral aspect of the medial femoral condyle near the femoral origin of the posterior cruciate ligament.
www.emedicine.com /radio/topic854.htm   (6433 words)

  
 Posterior cruciate ligament (PCL) injury   (Site not responding. Last check: 2007-09-08)
A posterior cruciate ligament injury is described as a partial or complete tear, or stretching of the posterior cruciate ligament (PCL) anywhere along the length of the ligament.
The posterior cruciate ligament (PCL) is a powerful ligament extending from the top-rear surface of the tibia to the bottom-front surface of the femur.
The PCL is usually injured by hyperextension (overextending the knee), or a direct blow to the flexed knee (such as from "dashboard knee" in a car accident).
www.shands.org /health/information/001075.htm   (254 words)

  
 SandersClinic.net, Posterior Cruciate Ligament (PCL)!
The PCL is the other very important ligament that exists inside the knee joint.
The PCL sustains injury from forced and excessive hyperextension or hyperflexion of the knee, which can occur from a hard fall on the flexed knee, or an external twist of the leg when the knee is struck from the outside as in contact sports.
Most PCL injuries can be treated with a short period of immobilization (for comfort) followed by a modified rehabilitation program, which is similar to the rehabilitation of the graft leg following ACL surgery.
www.sandersclinic.net /common_postcruciate.html   (283 words)

  
 THE POSTERIOR CRUCIATE LIGAMENT: Injury, Treatment & Rehabilitation
The posterior cruciate ligament (PCL) is composed of a bundle of ligament fibers attaching the posterior aspect of the tibia to the femur in the knee joint.
The PCL acts as the primary restraint to posterior translation of the tibia (shin) on the femur.
Injury to the PCL most commonly results from direct impact to the proximal aspect of the tibia, such as the impact of falling directly onto a bent knee or hitting the glove box in an automobile accident.
www.orthopedictechreview.com /issues/nov00/case17.htm   (1557 words)

  
 The Posterior Cruciate Ligament
Posterior cruciate ligament injuries comprise between 3% and 20% of all knee ligament injuries.
Most athletic PCL injuries occur during a fall on the flexed (bent) knee with the foot plantar flexed (the toes pointing down with the top of the foot in line with the front of the leg).
The PCL can be injured by other ways, but these injuries usually involve more ligaments, such as the ACL, medial and lateral collateral ligaments (located on either side of the knee), and the posterolateral corner (back outer side) of the knee.
www.hughston.com /hha/a.pcl.htm   (795 words)

  
 Posterior Cruciate Ligament - Wheeless' Textbook of Orthopaedics
The effects of sectioning of the posterior cruciate ligament and the posterolateral complex on the articular contact pressures within the knee.
Long-term followup of posterior cruciate ligament rupture: a study of 116 cases.
Posterior Cruciate Ligament Reconstruction Using Single-Bundle Patella Tendon Graft With Tibial Inlay Fixation.
www.wheelessonline.com /ortho/posterior_cruciate_ligament   (654 words)

  
 The Physician and Sportsmedicine: Diagnosing Posterior Cruciate Ligament Injuries
If a PCL injury is present, an active contraction of the quadriceps muscle—performed when the patient's knee is flexed 60° to 90°—will visibly and palpably eliminate the posterior sag (figure 4).
A ruptured PCL will allow the tibia to assume a more posterior position relative to the femur if a posterior force is applied to the tibia.
When the PCL is torn, the extensor mechanism, including the patella and the patellar tendon, forcefully holds the tibia in a reduced position, which results in increased patellofemoral pressure (2).
www.physsportsmed.com /issues/1997/11nov/morgan.htm   (2475 words)

  
 Posterior Cruciate Ligament Tear - DynoMed.com   (Site not responding. Last check: 2007-09-08)
Another ligament, the anterior cruciate ligament (ACL), crosses the PCL in an opposite pattern, attaching at the back of the femur and the front of the tibia.  The two ligaments together provide the stability necessary for motion in the knee.
Injuries to the PCL are far less common than are those to the ACL, particularly in isolation.  Often, a single injury will cause damage to several ligaments at once.
The instability of the torn PCL, however, generally leads to a feeling of insecurity of the knee, particularly when trying to change direction.  While pain may subside, this feeling of instability will remain, and is often what will cause a person to seek treatment.
www.dynomed.com /encyclopedia/encyclopedia/knee_and_lower_leg/Posterior_Cruciate_Ligament_Tear.html   (466 words)

  
 MedlinePlus Medical Encyclopedia: Posterior cruciate ligament (PCL) injury
A posterior cruciate ligament injury is described as a partial or complete tear or stretching of any part of the posterior cruciate ligament (PCL).
The posterior cruciate ligament (PCL) is a powerful ligament extending from the top-rear surface of the tibia to the bottom-front surface of the femur.
The PCL is usually injured by hyperextension (overextending the knee), or a direct blow to the flexed knee (such as from "dashboard knee" in a car accident).
www.nlm.nih.gov /medlineplus/ency/article/001075.htm   (539 words)

  
 eMedicine - Posterior Cruciate Ligament Pathology : Article by Matthew W Lawless, MD   (Site not responding. Last check: 2007-09-08)
PCL injuries are present in 3.3-6.5% of all acute knee injuries (Clendenin, 1980; Fanelli, 1994).
The insertion of the PCL is on the posterior aspect of the proximal tibia at the fovea, a depression between the tibial plateaus 1 cm distal to the articular surface (Warren, 1986).
The long-term outcome of PCL insufficiency is difficult to predict, as is the outcome of PCL reconstruction.
www.emedicine.com /orthoped/topic545.htm   (5930 words)

  
 Anterior and Posterior Cruciate Ligament Injury
Injury to the cruciate ligaments of the knee is sometimes referred to as a "sprain." The anterior cruciate ligament is most often stretched, torn, or both by a sudden twisting motion (for example, when the feet are planted one way and the knees are turned another way).
The posterior cruciate ligament is most often injured by a direct impact, such as in an automobile accident or football tackle.
The surgeon may reattach the torn ends of the ligament or reconstruct the torn ligament by using a piece (graft) of healthy ligament from the patient (autograft) or from a cadaver (allograft).
healthlink.mcw.edu /article/926051361.html   (393 words)

  
 Knee Pain Info - Posterior Cruciate Ligament Braces
PCL injuries are far less common than anterior cruciate ligament (ACL) injuries and thus more is known about the treatment of ACL injuries than the treatment of PCL injuries.
PCL injuries can go undetected because unlike anterior cruciate ligament (ACL) injuries they are less likely to cause problems with instability.
After a PCL injury, the long term goal is to return the individual back to their previous level of activity.
kneepaininfo.com /bracesPCL.html   (731 words)

  
 Posterior Cruciate Ligament Injury (PCL Injury, Tear, OR Rupture, Posterior Instability of the Knee)
The PCL is one of the 4 major ligaments of the knee that provide stability for the joint.
The PCL restrains the tibia (the larger bone of the lower leg) from slipping backward on the femur (thighbone).
The PCL is strong and not commonly injured.
www.3-rx.com /posterior-cruciate-ligament-injury/default.php   (228 words)

  
 Posterior cruciate ligament
The term "cruciate" is derived from the Latin word "crux," which means "cross." The posterior and anterior cruciate ligaments form a cross inside the knee.
The function of the anterior cruciate ligament (ACL) is to limit forward movement of the shinbone (tibia).
The function of the PCL is to limit the backward movement of this bone.
www.yogaawayoflife.net /posterior_cruciate_ligament.htm   (184 words)

  
 Arthritis and Other Joint Problems - Posterior Cruciate Ligament Tears
Damage to the PCL is often accompanied by a torn meniscus.
The PCL keeps the lower leg bone (tibia) from moving too far back in relation to the upper leg bone (femur).
In most cases, the doctor will replace the torn PCL with a piece of tendon or ligament from elsewhere in your knee, or with a piece of tissue donated by someone else to a tissue bank.
www.zimmer.co.uk /z/ctl/op/global/action/1/id/8065/template/PC/navid/620   (545 words)

  
 Posterior Cruciate Ligament Injury
The knee can be thought of as having four ligaments holding it in place, one at each side to stop the bones sliding sideways and two crossing over in the middle to stop the bones sliding forwards and backwards.
It is the latter two in the middle that are called the cruciate ligaments, the posterior (meaning back) stops the knee from bending back the wrong way.
The posterior cruciate ligament is injured through hyperextension of the knee or bending it backwards.
sportsinjuryclinic.net /cybertherapist/front/knee/posteriorcruciate.htm   (360 words)

  
 Ligament, posterior cruciate definition - Medical Dictionary definitions of popular medical terms
Ligament, posterior cruciate: The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint (collateral ligaments) as well as crossing within the joint (cruciate ligaments).
These ligaments provide stability and strength to the knee joint.
The posterior cruciate ligament (cruciate means shaped like a cross) crosses behind the anterior cruciate ligament within the joint, as indicated here:
www.medterms.com /script/main/art.asp?articlekey=8852   (451 words)

  
 Posterior Cruciate Ligament (PCL) Tear
But little attention is paid to a corresponding ligament in the knee, the PCL, or posterior cruciate ligament.
The PCL is located in the back of the knee and connects the thighbone (femur) to the shinbone (tibia) to prevent the shinbone from moving too far backward.
For example, if the PCL is torn completely from its attachment to the shinbone, it may take a piece of bone as well.
orthoinfo.aaos.org /fact/thr_report.cfm?Thread_ID=236&topcategory=Knee   (566 words)

  
 Posterior Cruciate Ligament Rupture (PCL Rupture) | Knee | Injury A to Z | PhysioRoom.com: Sports Injury Shop, News & ...   (Site not responding. Last check: 2007-09-08)
The Posterior Cruciate Ligament (PCL) is larger and stronger than the Anterior Cruciate Ligament (ACL).
Regardless of the specific cause, the mechanism of injury remains fairly consistent - a blow to the front of the upper tibia.
Unlike those with ACL injuries, patients who have PCL injuries do not usually experience much swelling or pain, and they report vague symptoms such as unsteadiness or insecurity of the knee.
www.physioroom.com /injuries/leg/pcl_sum.shtml   (251 words)

  
 Posterior cruciate ligament (PCL) injury
Initial treatment of a PCL injury includes splinting, ice to the area, elevation of the joint (above the level of the heart) and nonsteroidal anti-inflammatory drugs (NSAIDS) for pain.
Limit physical activity until the swelling is down, motion is normal, and the pain is gone.
Call your health care provider if you are being treated for PCL injury and you notice increased instability in your knee, if pain or swelling return after they initially subsided or if your injury does not appear to be resolving with time.
www.pennhealth.com /ency/article/001075.htm   (496 words)

  
 posterior cruciate ligament
The PCL runs superiorly & somewhat anteriorly from its posterior tibial origin to attach to the inner aspect of the medial femoral condyle.
The PCL is stronger, but shorter & less oblique in its direction, than the ACL (5).
It is in relation, in front, with the ACL; behind, with the capsular ligament (3).
www.cgcharacter.com /Anatomy/lig061.html   (111 words)

  
 Dr. Koop - Posterior cruciate ligament (PCL) injury
A posterior cruciate ligament injury is described as a partial or complete tear, or stretching of the posterior cruciate ligament (PCL) anywhere along the length of the ligament.
The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition.
You should promptly seek professional medical care if you have any concern about your health, and you should always consult your physician before starting a fitness regimen.
www.drkoop.com /ency/93/001075.html   (375 words)

  
 Pcl - [5-0] What is CLOS (PCL) and where can I get it? How do you   (Site not responding. Last check: 2007-09-08)
Injury to the posterior cruciate ligament, or PCL, is an uncommon knee injury.
When the PCL is injured, patients may have problems with knee instability.
PCL (Portable Common Loops) is a portable CLOS implementation, and is available by anonymous ftp from parcftp.xerox.com:/pub/pcl/ [13.1.64.94] Also in the
earnnetmoney.com /enm/pcl.html   (487 words)

  
 Healthopedia.com - Posterior Cruciate Ligament Injury (PCL Injury, Tear, OR Rupture, Posterior Instability of the Knee)
Healthopedia.com - Posterior Cruciate Ligament Injury (PCL Injury, Tear, OR Rupture, Posterior Instability of the Knee)
You are here : Healthopedia.com > Medical Encyclopedia > Injuries and Wounds > Posterior Cruciate Ligament Injury
Links to other sites are provided for information only -- they do not constitute endorsements of those other sites.
www.healthopedia.com /posterior-cruciate-ligament-injury   (322 words)

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