Results 11 to 20 of about 72,175 (160)

Genetics of the patella [PDF]

open access: yesEuropean Journal of Human Genetics, 2019
We review genetic diseases with identified molecular bases that include abnormal, reduced (hypoplasia), or absent (aplasia) patellae as a significant aspect of the phenotype. The known causal genes can be broadly organized according to three major developmental and cellular processes, although some genes may act in more than one of these: limb ...
Mark E. Samuels, Philippe M. Campeau
openaire   +2 more sources

Tuberculosis of the patella

open access: yesThe British Journal of Radiology, 1990
Tuberculosis causing an osteolytic lesion in the patella is very rare, having been reported on only four previous occasions. We present such a case and discuss the radiological features which help in differentiating tuberculosis from other similar lesions.
P, Shah, R, Ramakantan
openaire   +2 more sources

Pseudochondromalacia Patellae [PDF]

open access: yesActa Orthopaedica Scandinavica, 1978
A condition causing knee pain with retropatellar crepitus similar to chondromalacia patellae is described. The symptoms seem to be due not to chondromalacia of the patella, but to a local synovial thickening proximal to the articular surface of the medial femoral condyle.
openaire   +2 more sources

Biomechanics of the knee extensor mechanism and its relationship to patella tendinopathy: A review

open access: yesJournal of Orthopaedic Research, 2018
The term jumpers knee for patella tendinitis, as coined by Dr. Martin Blazina, is now commonly referred to as tendinopathy. He believed it was associated with patella alta.
Michael J. Dan   +4 more
semanticscholar   +1 more source

Current concepts review: Fractures of the patella

open access: yesGMS Interdisciplinary Plastic and Reconstructive Surgery DGPW, 2016
Fractures of the patella account for about 1% of all skeletal injuries and can lead to profound impairment due to its crucial function in the extensor mechanism of the knee.
C. Gwinner   +5 more
semanticscholar   +1 more source

CHONDROMALACIA OF THE PATELLA [PDF]

open access: yesThe Journal of Bone and Joint Surgery. British volume, 1956
1. Chondromalacia, sometimes a precursor of osteoarthritis, is present in the articular cartilage of the patella of most people by the age of thirty; it causes symptoms in only a few, and it gives rise to osteoarthritis in fewer still. It may progress slowly or quickly but there is no clinical method of assessing the prognosis at an early stage.
P, WILES, P S, ANDREWS, M B, DEVAS
openaire   +2 more sources

Patella instability in children and adolescents

open access: yesEFORT Open Reviews, 2016
Patellar instabilities are the most common knee pathologies during growth. Congenital dislocations are rare. Extensive, early soft tissue releases relocate the extensor mechanism and may enable normal development of the femoro-patellar anatomy ...
C. Hasler, D. Studer
semanticscholar   +1 more source

Lytic Patella

open access: yesInternational Journal of Surgery
Lytic patellar lesions may occur in a variety of conditions, from commonly seen developmental, degenerative, traumatic, metabolic, infectious, iatrogenic to uncommon benign and malignant neoplasms. Patellar metastasis is rare. Due to the low incidence and the non-specific symptoms of metastatic anterior knee pain, delayed diagnosis is common and the ...
De-an Qin, Jie Yuan, Yan-Yan Dong
openaire   +2 more sources

Primary tumors of the patella

open access: yesWorld Journal of Surgical Oncology, 2015
The patella is an uncommon location for cancerous occurrence and development. The majority of tumors of the patella are benign, with a significant incidence of giant cell tumors and chondroblastoma. With the development of modern diagnostic technologies,
Mingzhi Song   +4 more
semanticscholar   +1 more source

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