Marfan Syndrome http://www.kneeguru.co.uk/KNEEnotes/taxonomy/term/2471 The taxonomy view with a depth of 0. en The unstable patella - congenital or acquired? http://www.kneeguru.co.uk/KNEEnotes/node/1724 <p>Patellar instability - subluxation or dislocation - can be congenital or acquired. A congenital condition is a condition someone is born with. An acquired condition is a condition that comes on due to injury or incorrect surgery.</p> dysplasia Ehlers Danlos Syndrome hypermobility Marfan Syndrome patellar instability subluxation Wed, 02 Jul 2008 23:33:01 -0700 admin 1724 at http://www.kneeguru.co.uk/KNEEnotes