Which one of the following conditions can be detected by the dancing patellar sign?
A)Swelling of the knee
B)Presence of plica
C)Patellofemoral dysfunction
D)Dislocation of patella

Question

Quizplus · Accepted Answer

Swelling of the knee can be detected by the dancing patellar sign.
Dancing patellar sign is used to detect the swelling of the knee. In this test, the patient's knee is extended or flexed to discomfort. The examiner applies slight tap over the patella to find the patella floating. That is called the dancing patella sign.
Plica is embryological remnants. Normally they are reabsorbed by the time of birth. In some people, it persists and it may mimic meniscus pathology. The mediopatellarplica test is one of the special tests to detect plica.
Clarke's sign and the McConnell test are tests of patellofemoral dysfunction. Patellofemoral dysfunction indicates some pathology interfering in the normal movement of the patella over femoral condyles during knee movements.
Frank's apprehension test is used to detect the dislocation of patella.

Which One of the Following Conditions Can Be Detected by the Dancing