• OS Grasset Adresse :
    15 avenue du Professeur Grasset
    34000 Montpellier

    Téléphone :
    +33(0)4 67 41 94 94 - Dr. DHENIN
    +33(0)4 67 41 94 94 - Dr. LACAZE
    +33(0)4 67 41 94 94 - Dr. LONJON
    +33(0)4 67 41 94 94 - Dr. J. TEISSIER
    +33(0)4 67 41 94 94 - Dr. P. TEISSIER
    +33(0)4 67 41 94 94 - Dr. TOFFOLI
    +33(0)4 67 41 94 94 - Dr. VASSAL
  • OS Arceaux Adresse :
    3bis Boulevard des Arceaux,
    34000 Montpellier

    Téléphone :
    +33(0)4 67 58 03 92 - Dr. FARENQ
    +33(0)4 67 12 12 65 - Dr. BUSCAYRET
  • Institut du Pied Adresse :
    Clinique Saint Jean,
    36 avenue Bouisson-Bertrand
    34093 Montpellier Cedex 5

    Téléphone :
    +33(0)4 67 58 05 70 - Dr. HÉBRARD
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Prendre rendez-vous OS Arceaux OS Grasset Institut du Pied

Dr. Guillaume LONJON
Chirurgie Orthopédique et Traumatologie - Chirurgie rachidienne

Prendre RDV avec le Dr. Guillaume LONJON

Fonctions exercées

  • 2015-2018 : Chef de Clinique assistant (Pr GUIGUI, HEGP, Paris)
  • 2014-2015 : Chef de Clinique assitant (Pr JUDET , Garches)
  • 2007-2013 : Internes des hôpitaux de Paris, APHP
  • 2001-2017 : Externes des hôpitaux de Montpellier

Diplômes

  • 2013-2017 : Thèse de science. Utilisation du score de propension dans les études observationnelles évaluant une procédure chirurgicale. Soutenue le 17 mars 2017
  • 2013 : Thèse de Médecine : Infection du site opératoire en traumatologie rachidienne. Soutenue le 18 octobre 2013

Communications

  • Lonjon G, Barthel PY, Ilharreborde B, Journeau P, Lascombes P, Fitoussi F. Bone bridge resection for correction of distal radial deformities after partial growth plate arrest: two cases and surgical technique. J Hand Surg Eur Vol. 2012 Feb;37(2):170–5.
  • Lonjon G, Dauzac C, Fourniols E, Guigui P, Bonnomet F, Bonnevialle P. Early surgical site infections in adult spinal trauma: A prospective, multicentre study of infection rates and risk factors. Orthop Traumatol Surg Res. 2012 Nov;98(7):788–94.
  • Bouyer B, Guedj N, Lonjon G, Guigui P. Recurrent solitary fibrous tumour of the thoracic spine. A case-report and literature review. Orthop Traumatol Surg Res. 2012 Nov;98(7):850–3.
  • Le Corre M, Lonjon G, Khouri K, Lonjon N. Giant spinal schwannoma: complete excision and one-step posterior spinal reconstruction. Spine J. 2012 Nov;12(11):1075–6.
  • Jubert P, Lonjon G, Garreau de Loubresse C, Bone and Joint Trauma Study Group (GETRAUM). Complications of upper cervical spine trauma in elderly subjects. A systematic review of the literature. Orthop Traumatol Surg Res. 2013 Oct;99(6 Suppl):S301–312.
  • Lonjon G, Boutron I, Trinquart L, Ahmad N, Aim F, Nizard R, et al. Comparison of Treatment Effect Estimates From Prospective Nonrandomized Studies With Propensity Score Analysis and Randomized Controlled Trials of Surgical Procedures. Ann Surg. 2013 Oct 3;
  • Lonjon G, Ilharreborde B, Odent T, Moreau S, Glorion C, Mazda K. Reliability and Validity of the French Canadian Version of the Scoliosis Research Society 22 Questionnaire in France. Spine. 2013 Oct 21;
  • Knafo S, Lonjon G, Vassal M, Bouyer B, Lonjon N. Spinal cord compression due to undiagnosed thoracic meningioma following lumbar surgery in an elderly patient: A case report. Orthop Traumatol Surg Res. 2013 Nov 5;
  • Vassal M, Lonjon G, Knafo S, Thouvenin Y, Segnarbieux F, Lonjon N. Surgical treatment of thoracic spine fractures. Outcomes on 50 patients at 23months follow-up. Orthop Traumatol Surg Res. 2014 Aug 5;
  • Lonjon G, Delgrande D, Solignac N, Faivre B, Hardy P, Bauer T. Arthroscopic treatment in split depression-type tibial pilon fracture. Eur J Orthop Surg Traumatol. 2014 Jun 5;
  • Lonjon G, Boutron I, Trinquart L, Ahmad N, Aim F, Nizard R, et al. Reply to Letter: “Equivalence Approach in Meta-epidemiological Studies Can Be Misleading.”Ann Surg. 2014 Mar 25;
  • Faivre B, Boisrenoult P, Lonjon G, Pujol N, Beaufils P. Lateral meniscus allograft transplantation: clinical and anatomic outcomes after arthroscopic implantation with tibial tunnels versus open implantation without tunnels. Orthop Traumatol Surg Res. 2014 May;100(3):297–302.
  • Dubory A, Giorgi H, Walter A, Bouyer B, Vassal M, Zairi F, Lonjon G. Surgical-site infection in spinal injury: incidence and risk factors in a prospective cohort of 518 patients. Eur Spine J. 2014 Aug 23;
  • Moreau S, Lonjon G, Jameson R, Judet T, Garreau de Loubresse C. Do all Charcot Spine require surgery? Orthop Traumatol Surg Res. 2014 Sep 22;
  • Kepler CK, Vroome C, Goldfarb M, Nyirjesy S, Millhouse P, Lonjon G, et al. Variation in the Management of Thoracolumbar Trauma and Postoperative Infection. J Spinal Disord Tech. 2014 Nov 12;
  • Moreau S, Lonjon G, Mazda K, Ilharreborde B. Detorsion night-time bracing for the treatment of early onset idiopathic scoliosis. Orthop Traumatol Surg Res. 2014 Dec;100(8):935–9.
  • Lonjon G, Grelat M, Dhenin A, Dauzac C, Lonjon N, Kepler CK, et al. Survey of French spine surgeons reveals significant variability in spine trauma practices in 2013. Orthop Traumatol Surg Res. 2015 Feb;101(1):5–10.
  • Bouyer B, Vassal M, Zairi F, Dhenin A, Grelat M, Dubory A, Lonjon G, Dauzac C, Lonjon N. Surgery in vertebral fracture: Epidemiology and functional and radiological results in a prospective series of 518 patients at 1year’s follow-up. Orthop Traumatol Surg Res. 2015 Feb;101(1):11–5.
  • Faivre B, Bouyarmane H, Lonjon G, Boisrenoult P, Pujol N, Beaufils P. Actifit® scaffold implantation: Influence of preoperative meniscal extrusion on morphological and clinical outcomes. Orthop Traumatol Surg Res. oct 2015;101(6):703‑8.
  • Boetto J, Chan-Seng E, Lonjon G, Pech J, Lotthé A, Lonjon N. Is hospital information system relevant to detect surgical site infection? Findings from a prospective surveillance study in posterior instrumented spinal surgery. Orthop Traumatol Surg Res. nov 2015;101(7):845‑9.
  • Haen TX, Lonjon G, Vandenbussche E. Can cemented dual-mobility cups be used without a reinforcement device in cases of mild acetabular bone stock alteration in total hip arthroplasty? Orthop Traumatol Surg Res. déc 2015;101(8):923‑7.
  • Aïm F, Lonjon G, Hannouche D, Nizard R. Effectiveness of Virtual Reality Training in Orthopaedic Surgery. Arthroscopy. janv 2016;32(1):224‑32.
  • Morvan A, Moreau S, Combourieu B, Pansard E, Marmorat JL, Carlier R, Lonjon G. Standing radiological analysis with a low-dose biplanar imaging system (EOS system) of the position of the components in total hip arthroplasty using an anterior approach: a cohort study of 102 patients. Bone Joint J. mars 2016;98‑B(3):326‑33.
  • Moreau S, Lonjon G, Guigui P, Lenoir T, Garreau de Loubresse C, Chopin D. Reduction and fusion in high-grade L5-S1 spondylolisthesis by a single posterior approach. Results in 50 patients. Orthop Traumatol Surg Res. avr 2016;102(2):233‑7.
  • Grelat M, Greffier J, Sabatier P, Dauzac C, Lonjon G, Debono B, et al. Assessment of the Radiation Exposure of Surgeons and Patients During a Lumbar Microdiskectomy and a Cervical Microdiskectomy: A French Prospective Multicenter Study. World Neurosurg. mai 2016;89:329‑36.
  • Lonjon G, Porcher R, Ergina P, Fouet M, Boutron I. Potential Pitfalls of Reporting and Bias in Observational Studies With Propensity Score Analysis Assessing a Surgical Procedure: A Methodological Systematic Review. Ann Surg. 26 mai 2016;
  • Maubon T, Branger N, Bastide C, Lonjon G, Harvey-Bryan K-A, Validire P, et al. Impact of the extent of extraprostatic extension defined by Epstein’s method in patients with negative surgical margins and negative lymph node invasion. Prostate Cancer Prostatic Dis. sept 2016;19(3):317‑21.
  • Gregory TM, Bihel T, Guigui P, Pierrart J, Bouyer B, Magrino B, Lonjon G, et al. Terrorist attacks in Paris: Surgical trauma experience in a referral center. Injury. oct 2016;47(10):2122‑6.
  • Ould-Slimane M, Damade C, Lonjon G, Gilibert A, Cochereau J, Gauthé R, et al. Instrumented Circumferential Fusion in Two Stages for Instable Lumbar Fracture: Long-Term Results of a Series of 74 Patients on Sagittal Balance and Functional Outcomes. World Neurosurg. juill 2017;103:303‑9.
  • Werthel J-D, Lonjon G, Jo S, Cofield R, Sperling JW, Elhassan BT. Long-term outcomes of cemented versus cementless humeral components in arthroplasty of the shoulder: a propensity score-matched analysis. Bone Joint J. mai 2017;99‑B(5):666‑73.
  • Debono B, Lonjon G, Galovich LA, Kerever S, Guiot B, Eicker S-O, et al. Indication Variability in Degenerative-lumbar Spine Surgery: a 4-nation survey. Spine. 9 juin 2017;
  • Laghmouche N, Compain F, Jannot A-S, Guigui P, Mainardi J-L, Lonjon G, et al. Successful treatment of Pseudomonas aeruginosa osteomyelitis with antibiotic monotherapy of limited duration. J Infect. sept 2017;75(3):198‑206.  

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