Magnetic resonance imaging of Hoffa's fat pad and relevance for osteoarthritis research: a narrative review.

[1]  L. Doyle,et al.  Refinements in Sarcoma Classification in the Current 2013 World Health Organization Classification of Tumours of Soft Tissue and Bone. , 2016, Surgical oncology clinics of North America.

[2]  C. Kwoh,et al.  Synovitis in knee osteoarthritis: a precursor of disease? , 2014, Annals of the rheumatic diseases.

[3]  F. Eckstein,et al.  Sex-differences of the healthy infra-patellar (Hoffa) fat pad in relation to intermuscular and subcutaneous fat content--data from the Osteoarthritis Initiative. , 2015, Annals of anatomy = Anatomischer Anzeiger : official organ of the Anatomische Gesellschaft.

[4]  F. Cicuttini,et al.  A longitudinal study of the association between infrapatellar fat pad maximal area and changes in knee symptoms and structure in older adults , 2014, Annals of the rheumatic diseases.

[5]  M. Østergaard,et al.  Influence of field strength, coil type and image resolution on assessment of synovitis by unenhanced MRI – a comparison with contrast-enhanced MRI , 2015, European Radiology.

[6]  C. Beals,et al.  Pre-Treatment Whole Blood Gene Expression Is Associated with 14-Week Response Assessed by Dynamic Contrast Enhanced Magnetic Resonance Imaging in Infliximab-Treated Rheumatoid Arthritis Patients , 2014, PloS one.

[7]  P. Conaghan,et al.  The responsiveness of novel, dynamic, contrast-enhanced magnetic resonance measures of total knee synovitis after intra-articular corticosteroid for painful osteoarthritis. , 2014, Osteoarthritis and cartilage.

[8]  F. Berenbaum,et al.  Induction of an Inflammatory and Prodegradative Phenotype in Autologous Fibroblast‐like Synoviocytes by the Infrapatellar Fat Pad From Patients With Knee Osteoarthritis , 2014, Arthritis & rheumatology.

[9]  Superolateral hoffa fat-pad edema and patellofemoral maltracking: predictive modeling. , 2014, AJR. American journal of roentgenology.

[10]  F. Cicuttini,et al.  Infrapatellar fat pad in the knee: is local fat good or bad for knee osteoarthritis? , 2014, Arthritis Research & Therapy.

[11]  M. Henriksen,et al.  Knee pain and inflammation in the infrapatellar fat pad estimated by conventional and dynamic contrast-enhanced magnetic resonance imaging in obese patients with osteoarthritis: a cross-sectional study. , 2014, Osteoarthritis and cartilage.

[12]  Patellofemoral Friction Syndrome: Magnetic Resonance Imaging Correlation of Morphologic and T2 Cartilage Imaging , 2014, Journal of computer assisted tomography.

[13]  J. Gómez-Reino,et al.  Differential expression of adipokines in infrapatellar fat pad (IPFP) and synovium of osteoarthritis patients and healthy individuals , 2013, Annals of the rheumatic diseases.

[14]  D. Resnick,et al.  Patellar tendon–lateral femoral condyle friction syndrome: MR imaging in 42 patients , 2001, Skeletal Radiology.

[15]  M. Kloppenburg,et al.  An emerging player in knee osteoarthritis: the infrapatellar fat pad , 2013, Arthritis Research & Therapy.

[16]  E. Perdikakis,et al.  MRI characteristics of cysts and “cyst-like” lesions in and around the knee: what the radiologist needs to know , 2013, Insights into Imaging.

[17]  D. Felson,et al.  Peripatellar synovitis: comparison between non-contrast-enhanced and contrast-enhanced MRI and association with pain. The MOST study. , 2013, Osteoarthritis and cartilage.

[18]  F. Cicuttini,et al.  Associations between serum levels of inflammatory markers and change in knee pain over 5 years in older adults: a prospective cohort study , 2012, Annals of the rheumatic diseases.

[19]  Ali Guermazi,et al.  Clinical and Translational Potential of MRI Evaluation in Knee Osteoarthritis , 2013, Current Rheumatology Reports.

[20]  J. Schoones,et al.  Synovial inflammation, immune cells and their cytokines in osteoarthritis: a review. , 2012, Osteoarthritis and cartilage.

[21]  Is there an association between superolateral Hoffa fat pad edema on MRI and clinical evidence of fat pad impingement? , 2012, AJR. American journal of roentgenology.

[22]  S. Bisicchia,et al.  Infra-patellar fat pad cysts: a case report and review of the literature. , 2012, Muscles, ligaments and tendons journal.

[23]  Garry E Gold,et al.  Diagnosis of osteoarthritis: imaging. , 2012, Bone.

[24]  D. Biau,et al.  Is superolateral Hoffa fat pad edema a consequence of impingement between lateral femoral condyle and patellar ligament? , 2012, Radiology.

[25]  R. Mansour,et al.  The association of infrapatellar fat pad oedema with patellar maltracking: a case–control study , 2012, Skeletal Radiology.

[26]  D. Loeuille,et al.  Comparing non-enhanced and enhanced sequences in the assessment of effusion and synovitis in knee OA: associations with clinical, macroscopic and microscopic features. , 2011, Osteoarthritis and cartilage.

[27]  D. Felson,et al.  Imaging of synovitis in osteoarthritis: current status and outlook. , 2011, Seminars in arthritis and rheumatism.

[28]  L. Rybak,et al.  Quantitative magnetic resonance imaging evidence of synovial proliferation is associated with radiographic severity of knee osteoarthritis. , 2011, Arthritis and rheumatism.

[29]  R. Boudreau,et al.  Evolution of semi-quantitative whole joint assessment of knee OA: MOAKS (MRI Osteoarthritis Knee Score). , 2011, Osteoarthritis and cartilage.

[30]  Ali Guermazi,et al.  Presence of MRI-detected joint effusion and synovitis increases the risk of cartilage loss in knees without osteoarthritis at 30-month follow-up: the MOST study , 2011, Annals of the rheumatic diseases.

[31]  S. Ohtori,et al.  Associations between proinflammatory cytokines in the synovial fluid and radiographic grading and pain-related scores in 47 consecutive patients with osteoarthritis of the knee , 2011, BMC musculoskeletal disorders.

[32]  B. Graf,et al.  Association of parameniscal cysts with underlying meniscal tears as identified on MRI and arthroscopy. , 2011, AJR. American journal of roentgenology.

[33]  R. Toes,et al.  The infrapatellar fat pad of patients with osteoarthritis has an inflammatory phenotype , 2011, Annals of the rheumatic diseases.

[34]  M. Nevitt,et al.  Assessment of synovitis with contrast-enhanced MRI using a whole-joint semiquantitative scoring system in people with, or at high risk of, knee osteoarthritis: the MOST study , 2010, Annals of the rheumatic diseases.

[35]  D. Resnick,et al.  Valid MR imaging predictors of prior knee arthroscopy , 2011, Skeletal Radiology.

[36]  A. Chhabra,et al.  A systematised MRI approach to evaluating the patellofemoral joint , 2011, Skeletal Radiology.

[37]  A. Chhabra,et al.  Superolateral Hoffa's fat pad edema: association with patellofemoral maltracking and impingement. , 2010, AJR. American journal of roentgenology.

[38]  F. Cicuttini,et al.  Circulating levels of IL-6 and TNF-α are associated with knee radiographic osteoarthritis and knee cartilage loss in older adults. , 2010, Osteoarthritis and cartilage.

[39]  C. Helms,et al.  New observations on meniscal cysts , 2010, Skeletal Radiology.

[40]  J. Verhaar,et al.  The infrapatellar fat pad should be considered as an active osteoarthritic joint tissue: a narrative review. , 2010, Osteoarthritis and cartilage.

[41]  P. Haage,et al.  Hoffa’s fat pad impingement treated arthroscopically: related findings on preoperative MRI in a case series of 62 patients , 2010, Archives of Orthopaedic and Trauma Surgery.

[42]  J. Buckwalter,et al.  Relation of synovitis to knee pain using contrast-enhanced MRIs , 2010, Annals of the rheumatic diseases.

[43]  S. Abramson,et al.  Targeting the synovial tissue for treating osteoarthritis (OA): where is the evidence? , 2010, Best practice & research. Clinical rheumatology.

[44]  T. Spector,et al.  Interleukin-6 is a significant predictor of radiographic knee osteoarthritis: The Chingford study , 2009, Arthritis and rheumatism.

[45]  A. Guermazi,et al.  Hoffa's Fat Pad: Evaluation on Unenhanced MR Images as a Measure of Patellofemoral Synovitis in Osteoarthritis. , 2009, AJR. American journal of roentgenology.

[46]  A. Guermazi,et al.  The reliability of a new scoring system for knee osteoarthritis MRI and the validity of bone marrow lesion assessment: BLOKS (Boston–Leeds Osteoarthritis Knee Score) , 2007, Annals of the rheumatic diseases.

[47]  Meng Yu-hong.  Diffuse type giant cell tumours:a clinicopathologic analysis , 2008 .

[48]  M. Doral,et al.  A giant extrasynovial osteochondroma in the infrapatellar fat pad: end stage Hoffa’s disease , 2008, Archives of Orthopaedic and Trauma Surgery.

[49]  D. Resnick,et al.  Hoffa’s fat pad injuries and their relationship with anterior cruciate ligament tears: new observations based on MR imaging in patients and MR imaging and anatomic correlation in cadavers , 2008, Skeletal Radiology.

[50]  T. Howe,et al.  Arthroscopic internal marsupialization of meniscal cysts. , 2007, The Knee.

[51]  Samuel R Ward,et al.  Patella alta: association with patellofemoral alignment and changes in contact area during weight-bearing. , 2007, The Journal of bone and joint surgery. American volume.

[52]  H. Genant,et al.  Synovitis detected on magnetic resonance imaging and its relation to pain and cartilage loss in knee osteoarthritis , 2007, Annals of the rheumatic diseases.

[53]  D. Resnick,et al.  Deep and superficial infrapatellar bursae: cadaveric investigation of regional anatomy using magnetic resonance after ultrasound-guided bursography , 2006, Skeletal Radiology.

[54]  Didier Mainard,et al.  Macroscopic and microscopic features of synovial membrane inflammation in the osteoarthritic knee: correlating magnetic resonance imaging findings with disease severity. , 2005, Arthritis and rheumatism.

[55]  B. Dardzinski,et al.  Quantifying dynamic contrast‐enhanced MRI of the knee in children with juvenile rheumatoid arthritis using an arterial input function (AIF) extracted from popliteal artery enhancement, and the effect of the choice of the AIF on the kinetic parameters , 2005, Magnetic resonance in medicine.

[56]  B. Bresnihan,et al.  Synovial tissue inflammation in early and late osteoarthritis , 2005, Annals of the rheumatic diseases.

[57]  A. Bayramoǧlu,et al.  Recesses along the posterior margin of the infrapatellar (Hoffa’s) fat pad: prevalence and morphology on routine MR imaging of the knee , 2005, European Radiology.

[58]  C. Hulet,et al.  Arthroscopic treatment of 105 lateral meniscal cysts with 5-year average follow-up. , 2004, Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association.

[59]  R. Grimer,et al.  Differential diagnosis of tumours and tumour-like lesions of the infrapatellar (Hoffa’s) fat pad: pictorial review with an emphasis on MR imaging , 2004, European Radiology.

[60]  O. Aydingoz,et al.  The Deep Infrapatellar Bursa: Prevalence and Morphology on Routine Magnetic Resonance Imaging of the Knee , 2004, Journal of computer assisted tomography.

[61]  H. Genant,et al.  Whole-Organ Magnetic Resonance Imaging Score (WORMS) of the knee in osteoarthritis. , 2004, Osteoarthritis and cartilage.

[62]  M. Richardson,et al.  MRI of Hoffa’s fat pad , 2004, Skeletal Radiology.

[63]  E. Mcnally,et al.  The MRI appearance of cystic lesions around the knee , 2004, Skeletal Radiology.

[64]  S. Masih,et al.  Imaging of pigmented villonodular synovitis. , 2003, Seminars in musculoskeletal radiology.

[65]  F. Guilak,et al.  Multipotent Stromal Cells Derived From the Infrapatellar Fat Pad of the Knee , 2003, Clinical orthopaedics and related research.

[66]  C. Pfirrmann,et al.  Prevalence and size of meniscal cysts, ganglionic cysts, synovial cysts of the popliteal space, fluid-filled bursae, and other fluid collections in asymptomatic knees on MR imaging. , 2003, AJR. American journal of roentgenology.

[67]  C. Helms,et al.  MR imaging of infrapatellar plica injury. , 2003, AJR. American journal of roentgenology.

[68]  V. Sanchís-Alfonso,et al.  Sources of anterior knee pain. , 2002, Clinics in sports medicine.

[69]  H. Schild,et al.  Hoffa's recess: incidence, morphology and differential diagnosis of the globular-shaped cleft in the infrapatellar fat pad of the knee on MRI and cadaver dissections , 2002, European Radiology.

[70]  A. Ahmetoğlu,et al.  Synovial hemangioma in Hoffa's fat pad (case report) , 2001, Knee Surgery, Sports Traumatology, Arthroscopy.

[71]  L. Kazis,et al.  Knee effusions, popliteal cysts, and synovial thickening: association with knee pain in osteoarthritis. , 2001, The Journal of rheumatology.

[72]  Hong-chul Lim,et al.  Intra-articular ganglion cysts of the knee: clinical and MR imaging features , 2001, European Radiology.

[73]  B. Dm,et al.  MR imaging of cyclops lesions. , 2000 .

[74]  P. Dieppe,et al.  Increased serum C reactive protein may reflect events that precede radiographic progression in osteoarthritis of the knee , 2000, Annals of the rheumatic diseases.

[75]  Y. Itai,et al.  Fibrous scar in the infrapatellar fat pad after arthroscopy: MR imaging. , 2000, Radiation medicine.

[76]  M. Dillingham,et al.  MR imaging of cyclops lesions. , 2000, AJR. American journal of roentgenology.

[77]  I. McCall,et al.  MRI appearances of the infrapatellar fat pad in occult traumatic patellar dislocation. , 1999, Clinical radiology.

[78]  H. Sakai,et al.  Para-articular chondroma and osteochondroma of the infrapatellar fat pad: a report of three cases , 1999, International Orthopaedics.

[79]  D. Witoński,et al.  Distribution of substance-P nerve fibers in the knee joint in patients with anterior knee pain syndrome A preliminary report , 1999, Knee Surgery, Sports Traumatology, Arthroscopy.

[80]  Geoffrey L. Vaupel,et al.  Conscious Neurosensory Mapping of the Internal Structures of the Human Knee Without Intraarticular Anesthesia , 1998, The American journal of sports medicine.

[81]  R. Dussault,et al.  Anatomy and clinical significance of the horizontal cleft in the infrapatellar fat pad of the knee: MR imaging. , 1998, AJR. American journal of roentgenology.

[82]  R. LaPrade.  The Anatomy of the Deep Infrapatellar Bursa of the Knee , 1998, The American journal of sports medicine.

[83]  D. Resnick,et al.  MR imaging of the infrapatellar fat pad of Hoffa. , 1997, Radiographics : a review publication of the Radiological Society of North America, Inc.

[84]  B. Min,et al.  Arthroscopic anatomy of the infrapatellar plica. , 1996, Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association.

[85]  R. Pedowitz,et al.  A surgical algorithm for treatment of cystic degeneration of the Meniscus. , 1996, Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association.

[86]  C G Peterfy,et al.  MR imaging. , 1996, Bailliere's clinical rheumatology.

[87]  A. Sonin,et al.  MR imaging appearance of the extensor mechanism of the knee: functional anatomy and injury patterns. , 1995, Radiographics : a review publication of the Radiological Society of North America, Inc.

[88]  R. Teitge,et al.  Synovial thickening detected by MR imaging in osteoarthritis of the knee confirmed by biopsy as synovitis. , 1995, Magnetic resonance imaging.

[89]  D. Resnick,et al.  Knee effusion: normal distribution of fluid. , 1992, AJR. American journal of roentgenology.

[90]  Parisien Js.  Arthroscopic treatment of cysts of the menisci. A preliminary report. , 1990 .

[91]  K. M. Singer,et al.  Meniscal cysts. , 1990, Clinics in sports medicine.

[92]  L. Ryd,et al.  Hemangioma mimicking meniscal injury. A report on 10 years of knee pain. , 1989, Acta orthopaedica Scandinavica.

[93]  V. I. Bakhtiiarova,et al.  [Pigmented villonodular synovitis]. , 1981, Ortopediia travmatologiia i protezirovanie.

[94]  A. Hoffa.  THE INFLUENCE OF THE ADIPOSE TISSUE WITH REGARD TO THE PATHOLOGY OF THE KNEE JOINT. , 1904 .