yogabook / pathology / disorders of the extensor apparatus of the knee joint

The extensor apparatus of the knee joint, which is subject to high loads depending on the activity or sporting activity, is prone to various disorders:

Disorders of the active movement apparatus (muscle and tendon)

• Rectus femoris-Syndrom
• Muscle injuries (Munich Consensus Statement):
  • 1a Fatigue induced muscles disorder
  • 1b sore muscles (delayed onset muscle soreness)
  • 2a Spinal muscular disorder
  • 2b Strain (neuromuscular muscle disorder)
  • 3a, 3b, 4 Muscle fibre tear bis Totalruptur
• Quadriceps-tendopathy (quadriceps tendon-insertion tendopathy)
• Quadriceps tendon rupture
• Patellar tendinopathy – juvenile: Sinding-Larsen-Johansesn / adult: Jumper’s knee
• Patellar tendon rupture (see Patellar tendonitis)
• juvenile: Osgood-Schlatter / adult: Rugby knee

Other faults

• Patella fracture
• Chondropathia patellae (patello-femorale pain syndrome, PFPS)
• ITBS (Runner’s knee)
• plica syndrome
• Hoffa syndrome
• Baker’s cyst
• Collateral ligament damage
• Cruciate ligament damage
• Meniscus damage
• Arthrosis (link to Arthrosis in general)
• Bursitis (infrapatellaris, suprapatellaris) (link to Bursitis in general)
• Ramus infrapatellaris syndrome
• Swimmer’s knee
• Pes anserinus syndrome (Insertionstendopathie)

See also the three special maps knee joint (links to linkmaps):