Publications by authors named "Vinod K Podichetty"

Background: Low-level laser therapy (LLLT) is commonly used in medical applications, but scientific studies of its efficacy and the mechanism by which it causes loss of fat from fat cells for body contouring are lacking. This study examined the effectiveness and mechanism by which 635–680 nm LLLT acts as a non-invasive body contouring intervention method.

Methods: Forty healthy men and women ages 18–65 years with a BMI <30 kg/m2 were randomized 1:1 to laser or control treatment.

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Progressive nature of the myelopathy seen in patients with dural arteriovenous fistulas call for timely diagnosis and surgical intervention to alleviate symptoms of neurologic dysfunction. We present a case report of a 51-year-old male presented with progressive sensory and motor deficits, along with gait instability associated with urinary incontinence for a period of one year. MRI of the spine demonstrated a thoracic spinal dural arteriovenous fistula.

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Unlabelled: The association of low back pain with physical workload in seated workstation related jobs has been debated and remains controversial. Clinical studies eliciting the natural history of the disease in this emerging population are insufficient to make definitive conclusions. We report four consecutive cases of patients suffering from low back pain presenting to a tertiary spine clinic with severe non-specific low back pain.

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Objective: The aim of the study was to identify patient factors that correlate with a strong response to opioid pain medications in low back pain patients.

Design: Prospective analysis.

Setting: Tertiary Institutional Spine Care Center.

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Pain is a complex phenomenon lacking a well-defined paradigm for diagnosis and management across medical disciplines. This is due in part to inconsistencies in the assessment of pain as well as in the measurement of related social and psychological states. Efforts to evaluate and measure pain through objective tests have been hindered by challenges such as methodological differences in data acquisition, and the lack of common, universally accepted information systems.

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Human intervertebral disc undergoes multifactorial biochemical and morphologic degenerative changes during the process of aging. The frequency of degeneration, especially lumbar degeneration increases sharply with age and is regarded as a major cause of discogenic low back pain. Since degenerative discs are often asymptomatic, the pathobiology of discogenic back pain remains unclear.

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Objective: Surgical strategies for the decompression of lumbar spinal stenosis have evolved to include minimally invasive techniques providing for adequate and safe decompression while reducing perioperative morbidity. Retrospective case series analysis of 220 consecutive patients with lumbar spinal stenosis who underwent microscopic or microendoscopic minimally invasive decompression was performed. The objective was to evaluate the risks associated with performing a minimally invasive decompression for spinal stenosis in a large group of patients.

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Pedicle screw (PS) instrumentation provides an exceptionally rigid construct to promote fusion in cases of spinal trauma and degenerative disease. Although the safety of traditional open techniques for PS placement has been well documented, there are no large series in the literature in which the safety of percutaneously placed PSs has been examined. Because the advantages of minimally invasive spine surgery are becoming more widely recognized, especially in regard to the lessening of morbidity caused by pain and blood loss, there will be a greater demand for spine surgeons to place PSs percutaneously.

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Object: The authors have developed a novel technique for percutaneous fusion in which standard microendoscopic discectomy is modified. Based on data obtained in their cadaveric studies they considered that this minimally invasive interbody fusion could be safely implemented clinically. The authors describe their initial experience with a microendoscopic transforaminal lumbar interbody fusion (METLIF) technique, with regard to safety in the placement of percutaneous instrumentation, perioperative morbidity, and early postoperative results.

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Study Design: Feasibility analysis of percutaneous posterolateral thoracic microendoscopic discectomy in a human cadaver model.

Objective: To describe a new, minimally invasive, posterolateral approach to the thoracic spine for the treatment of disc herniations.

Summary Of Background: Thoracoscopic discectomy offers surgeons direct ventral access to thoracic disc herniations but requires entry into the chest.

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Study Design: Double-blind, randomized, placebo-controlled study to assess the effectiveness of calcitonin nasal spray on symptoms and function in patients with lumbar canal stenosis.

Objective: To compare effectiveness of calcitonin administered by nasal spray with placebo in patients with clinically symptomatic lumbar canal stenosis.

Summary Of Background Data: Lumbar canal stenosis is the most common reason for spine surgery in individuals over 65 years of age.

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Changing health care regulations and funding have led healthcare providers to develop new ways of providing care for patients who have back pain, while consuming fewer hospital resources. As no consensus exists for a transcendent model of preoperative and postoperative assessment and care, clinicians must define their objectives clearly for effective patient care. These include, but are not limited to, acquiring pertinent medical information, consultations, and laboratory testing necessary to assess perioperative risk; optimizing the patient's condition and developing an appropriate perioperative care plan; and educating the patient about intraoperative care and postoperative management to reduce preoperative anxiety.

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New drugs to treat osteoporosis, along with two new minimally invasive surgical procedures, are important options for preventing vertebral compression fractures and treating severe back pain and disability. However, the mainstay treatments remain cautious use of analgesics, limited bed rest, and physical rehabilitation.

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Although surgery is widely viewed as the definitive therapy for lumbar spinal stenosis, no randomized trials have compared surgical vs medical treatment. One study found that 60% of surgically treated patients improved, compared with 30% of those treated nonsurgically. We believe an initial nonsurgical approach is advisable for most patients.

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