فرزاد امیدی کاشانی
دانشیار
[ 1 ] - بررسی بازگشت به کار بیماران سه ماه پس از جراحی دیسککتومی ستون مهره‌های کمری و عوامل موثر بر آن در مشهد 1394-1395 نتایج یک مطالعه همگروهی چند مرکزی
مقدمه کمردرد از علل اصلی ناتوانی و یکی از پرهزینهترین مشکلات بهداشت و درمان در ایران و جهان است. یکی از علل کمردرد هرنی دیسک کمری است که گاه با جراحی قابل درمان است. در این مقاله به مطالعه بازگشت به کار بیماران پس از دیسککتومی و عوامل موثر بر آن پرداخته شده است. روش کار مطالعه بهصورت همگروهی آینده نگر، با نمونهگیری آسان از بیمارانی که جهت عمل دیسککتومی در چند مرکز بیمارستانی بستری شدند انجا...
[ 2 ] - Ethics; the Main License to Do Spinal Surgeries
If we want to be honest, how many percent of our surgically treated patients are satisfied with our treatment? 50%, 70%, or 90%? How many percent of our spinal surgeries can restore normal anatomy to the patient? Is it enough to have an academic degree for carrying out spinal surgeries? Does having a gun means having the right to shoot at everyone freely? "Conflict of interest" is a term common...
[ 3 ] - Prognostic Value of Impaired Preoperative Ankle Reflex in Surgical Outcome of Lumbar Disc Herniation
Background: Several prognostic factors exist influencing the outcome of surgical discectomy in the patients with lumbar disc herniation (LDH). The aim of this study is to evaluate the relationship between severity of preoperative impaired ankle reflex and outcomes of lumbar discectomy in the patients with L5-S1 LDH. Methods: We retrospectively evaluated 181 patients (108 male and 73 female) w...
[ 4 ] - Pedicle Subtraction Osteotomy in a 5-Year-Old Child with Congenital Kyphosis
Vertebral anomalies may also distort the normal regional or global spinal alignment and necessitate some therapeutic interventions. Hemiepiphysiodesis is a traditional procedure usually described for these young patients but in more severe cases some type of osteotomy seems to be necessary. In this technical note, we describe a 5-year-old boy with failed previous hemiepiphysiodesis surgery, who...
[ 5 ] - How to Treat the Complex Unstable Intertrochanteric Fractures in Elderly Patients? DHS or Arthroplasty
Background: Due to difficulty in obtaining anatomical reduction, management of the unstable intertrochanteric fractures in elderly osteoporotic patients is challenging. The purpose of this study is to compare the results of hip arthroplasty (total, hemi, or bipolar) with DHS in the elderly patients with unstable intertrochanteric fractures. Methods: We prospectively studied and followed-up ...
[ 6 ] - Posterior Vertebral Injury; Is This a Burst Fracture or a Flexion-Distraction Injury?
In thoracolumbar spinal fractures with posterior column injury for applying proper management, it is important to distinguish a flexion-distraction injury (FDI) from a three column burst fracture (BF) as in clinical examination, both may have a similar significant tenderness on direct spinal palpation. Careful attention to the comprehensive clinical examination and detailed imaging features are...
[ 7 ] - Prevalence and Severity of Preoperative Disabilities in Iranian Patients with Lumbar Disc Herniation
Background: Literature recommends that refractory cases with lumbar disc herniation and appropriate indications are better to be treated surgically, but do all the patients throughout the world consent to the surgery with a same disability and pain threshold? We aim to elucidate the prevalence and severity of disabilities and pain in Iranian patients with lumbar disc herniation who have conse...
[ 8 ] - Clinical Outcome of Femoral Osteotomy in Patients with Legg-Calve´-Perthes Disease
Background: Legg-Calve´-Perthes disease is a juvenile idiopathic osteonecrosis in which the blood supply of femoral head is not sufficient and the bone dies provisionally. The aim of this study is to evaluate outcome of Femoral osteotomy in children with LCPD in our University Hospital. Methods: In a descriptive analytic study, between 2008 and 2013, patients with the diagnosis of Legg-Calv...
[ 9 ] - Accuracy of Lachman and Anterior Drawer Tests for Anterior Cruciate Ligament Injuries
Background: The knee joint is prone to injury because of its complexity and weight-bearing function. Anterior cruciate ligament (ACL) ruptures happen in young and physically active population and can result in instability, meniscal tears, and articular cartilage damage. The aim of this study is to evaluate the accuracy of Lachman and anterior drawer test in ACL injury in compare with arthrosc...
[ 10 ] - Percutaneous Vertebroplasty in Iranian Patients with Osteoporotic Vertebral Fractures
Background: Osteoporotic compression vertebral fractures are common clinical problems. In those with refractory fractures, percutaneous cement augmentation has been suggested. The aim of this study was to evaluate the functional outcome of percutaneous vertebroplasty in Iranian patients with refractory osteoporotic fractures. Methods: We retrospectively studied 37 osteoporotic fractures in 28 p...
[ 11 ] - ارزیابی نتایج جراحی به روش تهاجمی کمتر در درمان تنگی‌های ستون مهره‌های کمری
چکیده مقدمه: تنگی، شایع‌ترین بیماری ستون مهره‌های کمری در افراد بالای 65 ساله است و احتمال نیاز به جراحی با افزایش سن بیشتر می‌شود. اساس تمام این اعمال جراحی، رفع فشار از روی عناصر عصبی با حداقل ایجاد آسیب و بی‌ثباتی است. تغییر از لامینکتومی گسترده معمول به لامینوتومی محدود با حداقل دستکاری نسج نرم، گامی در جهت پیشگیری از بی‌ثباتی ثانویه مهره‌های کمری است. هدف: ارزیابی پیامد جراحی به روش ...
[ 12 ] - Impending Discectomy in a Patient with Zoster Induced Sciatica An Instructive Case Report
Herpes zoster is a rare cause of non-discogenic sciatica. A combination of case rarity and name similarity was nearly leading to an inopportune surgery in a 21 years old woman. The clinical presentation was completely similar to a cauda equina syndrome associated with urinary incontinence and bilateral leg involvement. Concurrently, lumbosacral imaging of another patient with exactly simila...
[ 13 ] - Instrumented transforaminal lumbar interbody fusion in surgical treatment of recurrent disc herniation
Background :The incidence of recurrence in patients undergoing primary discectomy due to lumbar disc herniation (LDH), is regularly reported as 5-15%. In this study we aimed to evaluate surgical outcome of instrumented transforaminal lumbar interbody fusion (TLIF) in the patients suffering from recurrent LDH. Methods : We retrospectively studied 51 patients (30 female, 21 male) from August ...
[ 14 ] - Multiple lumbar vertebral fractures following a single idiopathic seizure in an otherwise healthy patient a case report
It has been reported that fractures are more common in epileptic patients relative to the general population. Seizures by repeated muscular contractions can increase fracture risk throughout the skeleton, but the reported papers about non traumatic vertebral fractures following a single episode of seizure are rare and mostly located in thoracic spine with only one or two vertebral fr...
[ 15 ] - Anterior spinal surgery alone in the surgical treatment of thoracolumbar spinal tuberculosis: a prospective study
Background: One of the important sites for extrapulmonary TB involvement is the skeleton. Tuberculous spondylitis (Pott’s disease) comprises 50-70% of the skeletal tuberculosis. Methods: In this case series study, we prospectively investigated the result of anterior surgery alone (anterior debridement, fusion and instrumentation) in the patients with spinal tuberculosis. The patients with imma...
[ 16 ] - In situ fusion for spondylolysis” is regaining its lost popularity
Abstract Background: Spondylolysis and spondylolisthesis can be associated with significant low back pain, especially in physically active adolescents. Non-operative management is usually successful in improving symptoms, but surgical intervention is occasionally required. The aim of this study was to determine the effect of in situ posterolateral fusion in the treatment of refractory cas...
[ 17 ] - Short Term Complications and Functional Results of Sarcoma Limb Salvage Surgeries
Background: Limb salvaging surgeries are current surgical treatment of extremity bone sarcomas. Resected bonereplacement consists of two main methods; tumor prosthesis versus structural allograft. Biological reconstruction withan allograft is an economic cheap method in young sarcoma patients, however, the surgeons are more convinced withtumor prosthesis replacement.Methods: We evaluated the sh...
[ 18 ] - Primary Epidural Varicosis as a Rare Cause of Sciatica: A Case Report
Non-discogenic sciatica can be caused by any lesion along the course of the lumbosacral nerve roots and sciatic nerve. We aim to present a rare case of refractory sciatica in an otherwise healthy 25-year-old man. He complained of left leg pain without significant back pain. Extensor hallucis longus muscle was weak on the left side with limited straight leg rising. On magnetic resonance imaging,...
[ 19 ] - Combined Femoral and Acetabular Osteotomy in Children of Walking Age for Treatment of DDH; A Five Years Follow-Up Report
Background: The prevalence of neglected developmental dysplasia of the hip (DDH) has been decreasing. Nowadays, the disease is rarely seen in walking age children. The purpose of this study is to assess the results of simultaneous osteotomy of femur and pelvic bones in such children.Method: We performed a retrospective study on 30 children aged 3.8±0.9 (range: 1.5-7) years old, with DDH who und...
[ 20 ] - Surgical Outcome of Reduction and Instrumented Fusion in Lumbar Degenerative Spondylolisthesis
Background: Lumbar degenerative spondylolisthesis (LDS) is a degenerative slippage of the lumbar vertebrae. We aimed to evaluate the surgical outcome of degenerative spondylolisthesis with neural decompression, pedicular screw fixation, reduction, and posterolateral fusion.Methods: This before-after study was carried out on 45 patients (37 female and 8 male) with LDS operated from August 2008 t...
[ 21 ] - Closed Reduction versus Open Reduction and Pin Fixation in Pediatric Type III Supracondylar Humeral Fractures
Background Supracondylar humeral fractures constitute about 60% and 13% of all pediatric elbow and pediatric skeletal fractures, respectively, with a peak incidence in the 5-7 years age group. The aim of this study was to evaluate and compare closed reduction with open reduction and pin fixation in type III supracondylar humeral fractures in children younger than...
Co-Authors