User:Mr. Ibrahem/Patellar tendinitis

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Patellar tendinitis
Other namesQuadriceps tendinopathy, patellar tendinopathy, jumper's knee, patellar tendinosis, patellar tendinitis
Location of the pain in patellar tendinitis
SpecialtyOrthopedics, sports medicine
SymptomsPain at the front of the knee[1]
ComplicationsPatellar tendon rupture[2]
Risk factorsJumping sports, being overweight[1]
Diagnostic methodBased on symptoms and examination[2]
Differential diagnosisChondromalacia patella, Osgood-Schlatter disease, patellofemoral syndrome, infrapatellar bursitis[1][2]
TreatmentRest, physical therapy[2]
PrognosisRecovery can be slow[2]
Frequency14% of athletes[1]

Patellar tendinitis, also known as jumper's knee, is an overuse injury of the tendon that straightens the knee.[1] Symptoms include pain in the front of the knee.[1] Typically the pain and tenderness is at the lower part of the kneecap, though the upper part may also be affected.[2] Generally there is not pain when the person is at rest.[2] Complications may include patellar tendon rupture.[2]

Risk factors include being involved in athletics and being overweight.[1] It is particularly common in athletes who are involved in jumping sports such as basketball and volleyball.[1][2] The underlying mechanism involves small tears in the tendon connecting the kneecap with the shinbone.[2] Diagnosis is generally based on symptoms and examination.[2] Other conditions that can appear similar include infrapatellar bursitis, chondromalacia patella and patellofemoral syndrome.[1][2]

Treatment often involves resting the knee and physical therapy.[2] Evidence for treatments, including rest, however is poor.[3][4] Recovery can take a year.[2] It is relatively common with about 14% of athletes currently affected.[1] Males are more commonly affected than females.[2] The term "jumper's knee" was coined in 1973.[2]

References[edit]

  1. ^ a b c d e f g h i j King, D; Yakubek, G; Chughtai, M; Khlopas, A; Saluan, P; Mont, MA; Genin, J (February 2019). "Quadriceps tendinopathy: a review-part 1: epidemiology and diagnosis". Annals of Translational Medicine. 7 (4): 71. doi:10.21037/atm.2019.01.58. PMC 6409230. PMID 30963066.{{cite journal}}: CS1 maint: unflagged free DOI (link)
  2. ^ a b c d e f g h i j k l m n o p Santana, JA; Sherman, Al (January 2019). "Jumpers Knee". PMID 30422564. {{cite journal}}: Cite journal requires |journal= (help)
  3. ^ Mendonça, LM; Leite, HR; Zwerver, J; Henschke, N; Branco, G; Oliveira, VC (6 June 2019). "How strong is the evidence that conservative treatment reduces pain and improves function in individuals with patellar tendinopathy? A systematic review of randomised controlled trials including GRADE recommendations". British Journal of Sports Medicine. 54 (2): bjsports–2018–099747. doi:10.1136/bjsports-2018-099747. PMID 31171514.
  4. ^ Saithna, Adnan; Gogna, Rajiv; Baraza, Njalalle; Modi, Chetan; Spencer, Simon (2012-11-30). "Eccentric Exercise Protocols for Patella Tendinopathy: Should we Really be Withdrawing Athletes from Sport? A Systematic Review". The Open Orthopaedics Journal. 6 (1): 553–557. doi:10.2174/1874325001206010553. ISSN 1874-3250. PMC 3522085. PMID 23248727.