<prompt> Jumpers knee is due to -Sacral fracturePatellar tendonosisTibial fractureFibular fracture  <response>: Ans. is b i.e., Patellar tendonosis Jumpers knee - Patellar tendonosis or bursitis Jumpers fractures of the sacrum are characterized by an H - or U - shaped fracture line in the upper sacrum, usually involving the Sj-S2 region. 