Panayot Tanchev

Panayot Tanchev
Medical University of Sofia · Department of Orthopedics and Traumatology

MD

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267
Publications
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Introduction
My name is Panayot Tanchev. Professor Emeritus of Orthopaedics and Traumatology at the Medical University of Sofia, Bulgaria. Formerly Chief, 3rd Orthopaedic Clinic at the Gorna Bania University Hospital of Orthopaedics and Trauma in Sofia. My expertise covers a large spectrum of musculoskeletal diseases and injuries (spine surgery, scoliosis surgery, surgery of rheumatoid arthritis, hip and knee replacement , correction of chest wall deformities, general orthopaedics, injuries to extremities and spine, etc.)
Additional affiliations
September 1980 - present
Medical University of Sofia
Position
  • Professor (Full)

Publications

Publications (267)
Article
Full-text available
This review presents some considerations and concerns about the development and practicing of medicine as a science and art. The authors share the essencial concepts of lege-artis medicine, its historical road and current state. The relations between the good medical practice and basic ethical principles of medicine are subjected to analysis. Some...
Article
Full-text available
ABSTRACT This review follows the historical development of spine surgery in Bulgaria. The author carries out a search for its roots in the first steps of modern healthcare in this country at the end of the 19th and the beginning of the 20th century. There are presented the stages of a difficult and winding road that has been walked by the Bulgari...
Article
Full-text available
Medical terminology is an important tool for communication among medical practitioners, researchers, and scientists. The precise use of terms ensures a successful orientation in the field of medical practice contributing to the adequate treatment of patients. The subject of this commentary is the misuse of the terms “osteoarthritis” and “osteoarthr...
Article
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ABSTRACT This review is supposed to elucidate some of the fundamental principles of the evidence-based medicine . Historical retrospective and contemporary insights are presented. During the last three decades the ever-lasting imperative for good medical practice underwent an important shift to a qualitative improvement of patient care through tra...
Conference Paper
Full-text available
This conference presentation follows the historical road of spine surgery in Bulgaria. Its milestones and the personalities that have contributed to its foundation and development are presented in text and pictures. The contemporary level which corresponds well to the European standards and achievements is assessed too.There are given examples of p...
Article
Full-text available
Ernest Codman’s End Result Idea Historical retrospective P. Tanchev¹, P.P. Tanchev² ¹ Boycho Boychev University Hospital of Orthopaedics Third Orthopaedic Clinic, Sofia ² Tsaritsa Giovanna University Hospital Clinic of Orthopaedics and Traumatology, Sofia ABSTRACT Good medical practice constitutes the foundations of the philosophy of medi...
Conference Paper
Full-text available
ABSTRACT Introduction. Knowledge of the natural history of idiopathic scoliosis (IS) has expanded greatly in the last two decades, and progress has been made in describing the molecular and cellular changes that occur within spinal elements, while spinal deformity develops. The advance of molecular biology has given opportunities for comprehensive...
Conference Paper
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GENETIC POLYMORPHISM OF MATRIX METALLOPROTEINASE-3 GENE AND SUSCEPTIBILITY TO IDIOPATHIC SCOLIOSIS *SVETLA NIKOLOVA1, Milka Dikova2, Dobrin Dikov2, Assen Djerov2, Dimitar Lashkov2, Alexey Savov1, Ivo Kremensky1, Panayot Tanchev2 1National Genetic Laboratory, Medical University - Sofia, Bulgaria 2University Orthopedic Hospital “Prof. B. Boychev”,...
Conference Paper
Full-text available
LUMBAR DISC HERNIATION AND ORTHOPAEDIC SURGERY Tanchev, P., A.Djerov, D. Dikov, D. Lashkov Prof. Boicho Boichev University Hospital of Orthopaedics, Sofia 3rd Orthopaedic Clinic ABSTRACT PURPOSE. Surgical treatment of lumbar disc herniation is an interdisciplinary domain of orthopaedic surgery and neurosurgery. The purpose of this study is to ev...
Conference Paper
ASSOCIATION STUDY BETWEEN 8 GENETIC VARIANTS AND IDIOPATHIC SCOLIOSIS IN BULGARIAN PATIENTS ABSTRACT Purpose. Idiopathic scoliosis is defined as a lateral curvature of the spine of unknown etiology. A number of studies have examined the role of genetic factors in the development of idiopathic scoliosis. We conducted a case-control study aimed to...
Article
Full-text available
ABSTRACT This review analyzes the milestones of historical development of the theory and practice of medical ethics. There are presented data and quotations of some great physicians and philosophers from antiquity to the present. The authors pay a special attention to the basic elements of the ethics in the practice of medicine – patient autonomy...
Article
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Evaluation of the duration of thromboembolic prophylaxis after high-risk orthopaedic surgery: the ETHOS observational study. Bergqvist D, Arcelus JI, Felicissimo P; ETHOS investigators. Collaborators (178) Abstract Real-life data on post-discharge venous thromboembolism (VTE) prophylaxis practices and treatments are lacking. We assessed post-operat...
Article
Full-text available
Abstract Venous thromboembolism (VTE) risk persists for several weeks following high-risk orthopaedic surgery (HROS). The ETHOS registry evaluated post-operative VTE prophylaxis prescribed, and actual VTE prophylaxis received, compared with the 2004 American College of Chest Physicians (ACCP) guidelines in HROS patients. We performed a subanalysis...
Conference Paper
ASSOCIATION BETWEEN CHD7 AND IL-6 GENE POLYMORPHISMS AND IDIOPATHIC SCOLIOSIS IN BULGARIANS: A PILOT STUDY S. Nikolova1*, M. Dikova2, D. Dikov2, A. Dzherov2, D. Lashkov2 and P. Tanchev2 1National Genetic Laboratory, Medical University of Sofia, 2 Zdrave Str., 1431, Sofia, Bulgaria 2 University Orthopedic Hospital “Prof. B. Boychev”, 56 Nikola Petko...
Book
Full-text available
The mission of this book is to be an adviser to the parents in their many-sided care for their children, and in particular as far as different musculoskeletal conditions are concerned. The contents involve growth and development of the child, some important changes of its body with the changing age, some red lamp-signs which need consultation with...
Conference Paper
Full-text available
LATE MORTALITY AFTER FUNNEL CHEST SURGERY A case report P. Tanchev, A. Djerov, D. Dikov, D. Lashkov, P. Yolov Spine Surgery Department Gorna Bania University Hospital of Orthopaedics Sofia, Bulgaria Surgical repair of funnel chest deformity (pectus excavatum), like other extensive procedures, presents certain intraoperative and postoperativ...
Conference Paper
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RELATIONSHIP BETWEEN A B O BLOOD GROUP SYSTEM, SEASON OF BIRTH AND INCIDENCE OF ADOLESCENT IDIOPATHIC SCOLIOSIS (AIS) P. Tanchev¹, , D. Dikov¹, A. Djerov¹ , D. Lashkov¹, P. Yolov¹, P.P.Tanchev* ¹ Spine Surgery Department Gorna Bania University Hospital of Orthopaedics Sofia, Bulgaria * Clinic of Orthopaedics Tsaritsa Yoanna University Hospita...
Article
Full-text available
MIDDLE – TERM FOLLOW-UP RESULTS OF THE CLASSIC MUELLER HIP ENDOPROSTHESIS ( CCA/CCB) Patient subjective assessment and analysis of complications Tanchev, P., D. Dikov, A. Djerov, D. Lashkov, Pl. Yolov , P.P. Tanchev Boycho Boychev University Hospital of Orthopaedics Sofia, Bulgaria ABSTRACT Debates on the qualities and results of different...
Conference Paper
Full-text available
ABSTRACT The authors report on their approach for safe positioning of pedicle screws in spinal operations. In their practice they routinely insert the pedicle screws according to a hybrid “free hand” technique. However, in order to ensure an optimal degree of safety the authors apply а mапdаtогу triple (3-staged) iпtrаорегаtivе сопtгоl of the plac...
Conference Paper
Full-text available
SPINE EXPERTS GROUP ANNUAL MEEТlNG 2-3 DECEMBER 201 О Goul: The debate аbout implant systemsв applied iп scoliosis surgery never loses its actuality. This study ргesents the еarlу сliniсаl апd radiograpllic results of а combined sсгew-hоок instrumentation iп раtiепts with adolesсеnt idiopathic scoliosis (AIS). Method and Material: This is а...
Conference Paper
Full-text available
ABSTRACT PURPOSE: This study presents the clinical and radiographic results of 40 patients with idiopathic scoliosis operated on in our clinic using the Tipsan pedicle screw instrumentation (TPSI) in the period 2008-2009. METHODS: This is a prospective study of the qualities of TPSI and the results obtained from its clinical application. A compar...
Conference Paper
Full-text available
ABSTRACT PURPOSE: Debates on the qualities and results of different hip endoprosthesis types continue endlessly, while the market is swarmed with new models. This study has as purpose to analyze the patient subjective assessment of the results from the classic Müller hip endoprosthesis (CCA/CCB) and the complications related to its application....
Article
Full-text available
HISTORICAL OVERVIEW OF SPINAL SURGERY P. Tanchev, P. P. Tanchev Jr. Chair of Orthopaedics and Traumatology Medical Faculty, Sofia Medical University Sofia, Bulgaria ABSTRACT The history of spinal surgery is a fascinating tale providing precious lessons to learn. The management of spinal injuries and pathologies has always been a challenging...
Conference Paper
ABSTRACT Introduction: Osteochondromas are common benign tumours of bone that rarely occur in the spine. Purpose: The authors present a review of the literature and 3 cases of spinal osteochondromas treated at their hospital over a period of 20 years. Each case was different in its localization, clinical manifestation and treatment applied. Case...
Conference Paper
Full-text available
ABSTRACT The history of spinal surgery is a fascinating tale providing precious lessons to learn. The management of spinal injuries and pathologies has always been a challenging and complex problem. Since Ancient Egypt, Greece and Rome through the Dark, Medieval and Renaissance Ages, we traced the contributions of ingenious and courageous medical...
Presentation
Full-text available
Course lecture on conservative treatment of idiopathic scoliosis
Conference Paper
Full-text available
ABSTRACT The authors present a literature review of the different surgical techniques applied for the treatment of juvenile idiopathic scoliosis and the problems related to its implementation. They state that currently there are still many difficulties, controversies and questions without proper answers in regard to an adequate treatment of this s...
Conference Paper
ABSTRACT This retrospective study presents the incidence of pedicle screw misplacement and its clical relevance in a series of 56 consecutive patients with 236 pedicle screws operated in our institution for a period of 20 months (2006-2007). The hand-free technique was used. The patient cohort includes 30 spondylolistheses, 11 spinal fractures, 4...
Article
Full-text available
Springer-Verlag 2007 The purpose of this study is to analyze the evolution of anterior chest wall blood supply in female adolescents with right-convex thoracic idiopathic scoliosis. Thus the study suggests investigations and results concerning the pathogenesis and not the etiology of AIS. In my opinion, the study is well-designed and executed, havi...
Chapter
Full-text available
The degenerative spinal disorders include a variety of closely related nosological conditions: degenerative disc disease, intervertebral disc herniation, facet joint degeneration, spondylosis, spondylarthrosis, degenerative spinal stenosis, degenerative scoliosis,etc. The so-called "low back pain" (LBP) is a pain syndrome which is poorly defined et...
Conference Paper
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Chylothorax could occur as a complication after anterior spine surgery on rare occasions. Massive chylus loss and late diagnosis could cause severe malnutrition and dangerous immune suppression. Lack of experience renders additional diagnostic and therapeutic difficulties. Two therapeutic approaches (conservative and surgical) could be applied. Th...
Conference Paper
Vertebral echinococcosis is rare but serious condition. Because of the characteristics of the bone tissue, hydatid cysts in the bone are usually multilocular. Therapeutic efficacy of medications is questionable even nowadays, which makes the management of such patients more difficult and complicated. Surgery aims at removal of all cysts to prevent...
Conference Paper
Full-text available
Thoracolumbar trauma in pregnant women is an important topic, though very rarely discussed in the pertinent literature. Adequate management may encounter diagnostic and therapeutic difficulties. Two consecutive cases of thoracolumbar distraction injuries in patients with advanced pregnancy are presented. Initial conservative treatment had failed i...
Article
Full-text available
ABSTRACT Study Design. A clinical retrospective study. Objectives. This study is aimed at assessing the real efficiency of surgery for IS on a long-term basis using three different techniques. A series of 311 patients with IS was operated on (1987-2003) using the instrumentations of Tanchev-Stefanov (TSI) in 286 cases and Cotrel-Dubousset (CDI) i...
Conference Paper
Full-text available
The aim of this presentation is to focus on some problems related to partial sacralization of L5. We have used Borsalino's classification of the morphological types of this congenital disorder of the lumbo-sacral region. Two modified operative techniques added to the classic surgical method of Putti-Scagliegtti are described. They are related to th...
Conference Paper
Full-text available
The authors share their experience with the surgical treatment of congenital scoliosis. A group of 19 patients is reviewed. The average age was 8 y. and 6 mo. (ranging from 3 to 14 y.). The patients were surgically treated using the eggshell procedure for convex hemiepiphysiodesis and hemivertebrectomy and Zielke compression instrumentation. The fo...
Conference Paper
Full-text available
ABCTRACT Purpose: This clinical case series presents a many-sided overview of the 40-years-experience of the spine surgery department in collaboration with the onco-orthopaedic department of our hospital with the very rare primary tumours of the cervical spine. Materials and Methods: The study is a retrospective clinical and radiological analysis...
Conference Paper
Full-text available
ABSTRACT Purpose: This study is aimed at assessing the efficiency of surgery for idiopathic scoliosis (IS) using three different techniques on a long-term basis. Materials and methods: A series of 311 patients with IS was operated on (1987-2003) using the instrumentation of Tanchev-Stefanov (TSI) in 286 cases and Cotrel-Dubousset (CDI) in 25 case...
Conference Paper
ABSTRACT The authors present their preliminary experience with titanium intercorporeal cages in combination with posterior pedicle screw fixation in 5 cases with lumbar spondylolisthesis and degenerative instability of the lumbar spine. The early results are encouraging. No complications are observed.
Conference Paper
ABSTRACT The authors describe 3 cases with paraplegia caused by aggressive tuberculous spondylitis. The time after appearing of the first signs of neurologic deficit ranges 1-3 months. The patients were subjected to anterior and/or posterior decompression and posterior fusion in one or two stages. All patients had improvement of the neurologic sta...
Article
Full-text available
An anamnestic, clinical, radiographic study of 100 girls actively engaged in rhythmic gymnastics was performed in an attempt to explain the higher incidence and the specific features of scoliosis in rhythmic gymnastic trainees. To analyze the anthropometry, the regimen of motion and dieting, the specificity of training in rhythmic gymnastics, and t...
Conference Paper
ABSTRACT The authors present the late results of 265 cases with idiopathic scoliosis (IS) treated surgically in the Spine Surgery Department at Gorna Bania University Hospital of Orthopaedics, Sofia. Three instrumentations have been used: Harrington (HI) (n=50), Tanchev-Stefanov (TSI) (n=190) and Cotrel-Dubousset (CDI) (n=25). The average follow-u...
Article
Full-text available
Thoracolumbar trauma in pregnant women is an important topic, though rarely discussed in the pertinent literature. Two consecutive cases of thoracolumbar distraction injuries in advanced pregnancy are presented. Conservative treatment failed in both cases; surgical management was necessary on a delayed basis using compression instrumentation. The s...
Article
Full-text available
Article
Full-text available
Abstract The wake-up test applied after spinal distraction in the surgical treatment for scoliosis is a routine practice. However, it may also be used as a modality for functional testing of spinal cord and brain under conditions of controlled hypotension, insofar as the data obtained contribute to evaluate the adequacy of perfusion of the latter...
Article
Full-text available
ABSTRACT The author presents a historical perspective of one of the most provocative and challenging surgical procedures - the Trendelenburg's operation for pulmonary embolectomy. Interesting facts related to the professional life of Professor Friedrich Trendelenburg and his pupils are recollected too. The original procedure and instruments as wel...
Book
Full-text available
This book informs the patients with coxarthritis, gonarthritis and other joint diseases who are candidates for joint replacement surgery. It describes the nature of the different pathological conditions of the joints, the possibilities and limitations of conservative treatment, indications for reconstructive surgery, joint replacement surgery,etc....
Article
Full-text available
The wake-up test applied after spinal distraction in the surgical treatment for scoliosis is a routine practice. However, it may be also used as a modality for functional testing of spinal cord and brain under conditions of controlled hypotension, insofar as the obtained data contribute to evaluate the adequacy of perfusion of the letter against th...
Article
Full-text available
The authors report the case of a 37-year-old woman with idiopathic osteolysis of the ribs and spine treated surgically for progressing spinal instability and endangering inferior paraparesis. Plain radiographs and Ct-scans revealed osteolytic changes involving the left 11th and 12th ribs and leading to their complete vanishing. Limited pleural sero...
Article
Full-text available
Vertebral echinococcosis is rare but serious condition. Because of the characteristics of the bone tissue, hydatid cysts in the bone are multilocular. Therapeutic efficacy of medications is questionable even nowadays, which makes the disease more serious. The aim of surgical intervention is to remove all cysts. We report a clinical case of spinal h...
Article
Full-text available
Autohemotransfusion (AHT) has an essential practical bearing on the search for alternative procedures promoting total substitution of homologous blood transfusion. The basic methods of AHT are preoperative blood donorship, normovolemic hemodilution, intraoperative and postoperative reinfusion of autologous blood. Controlled hypotension, leading to...
Article
Full-text available
The author presents a historical perspective of one of the most provocative and challenging surgical procedures - the Trendelenburg's operation for pulmonary embolectomy. Interesting facts related to the professional life of Professor Friedrich Trendelenburg and his pupils are recollected too. The original procedure and instruments as well as some...
Article
Full-text available
Controlled hypotension is a procedure promoting artificial reduction of arterial blood pressure in the course of general anesthesia, contributing in turn to decrease intraoperative blood loss. The technique is particularly feasible in orthopaedic surgery of the spine because of bleeding from bones first and foremost, large operative field and rathe...

Questions

Questions (79)
Question
Is it a frequent cause for hip OA in comparison with DDH for example? Diagnostics and treatment options?
Question
In the past, pelvis and proximal femur correction osteotomies were very often applied to ameliorate the biomechanics of dysplasic hips, not only in childhood, but also in adults. What is the nowadays trend ? Are these surgeries obsolete procedures today ?

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Project (1)
Project
A chapter in the book "Surgery of the hip" New edition? Fall 2016