There are a number of potential causes of Hornerâs syndrome, each affecting a different place in the sympathetic chain: 1  First order neuron lesion: brainstem stroke. 2  Second order neuron lesion: apical lung tumor, neck trauma, other. 3  Third order neuron lesion: orbital trauma or inflammation, carotid dissection, other.
In very severe cases where the patella keeps dislocating, the attachment of the patellar tendon may also have to be moved. Once the surgery heals, the patella will track up and down in the patellar groove, reducing pressure on the articular cartilage. 1  Knee Pain: Symptoms, Causes, and Treatments.
Jumperâs Knee Symptoms. Jumperâs knee symptoms can include: Pain in the patellar tendon only after activity; Non debilitating pain in the patellar tendon area during and after activity; Prolonged pain in the patellar tendon area during and after activity, with increasing difficulty in being able to perform the activity