نتایج جستجو برای: ultrasound thermotherapy
تعداد نتایج: 109377 فیلتر نتایج به سال:
A. Alpha adrenergic blockers (alfuzosin, doxazosin, silodosin, tamsulosin, and terazosin) B. Hormonal manipulation (including finasteride, dutasteride, and dutasteride plus tamsulosin) C. Interstitial laser coagulation of the prostate (ILCP) D. Laser prostatectomy E. Laser based procedures including contact laser ablation of the prostate (CLAP), holmium laser procedures of the prostate (HoLAP, ...
In this work, we investigate chemo- thermotherapy, a recently clinically-approved post-surgery treatment of non muscle invasive urothelial bladder carcinoma. We developed a mathematical model and numerically simulated the physical processes related to this treatment. The model is based on the conductive Maxwell's equations used to simulate the therapy administration and Convection-Diffusion equ...
Tumor ablation is a minimally invasive technique used to deliver chemical, thermal, electrical, or ultrasonic damage to a specific focal tumor in an attempt to achieve substantial tumor destruction or complete eradication. As the technology continues to advance, several image-guided tumor ablations have emerged to effectively manage primary and secondary malignancies in the liver. Percutaneous ...
The proton resonance frequency (PRF) shift provides a means of measuring temperature changes during minimally invasive thermotherapy. However, conventional PRF thermometry relies on the subtraction of baseline images, which makes it sensitive to tissue motion and frequency drift during the course of treatment. In this study, a new method is presented that eliminates these problems by estimating...
Chemoreduction for retinoblastoma: analysis of tumor control and risks for recurrence in 457 tumors.
PURPOSE To evaluate individual tumor control following chemoreduction for retinoblastoma. METHODS Prospective nonrandomized single-center case series of 457 retinoblastomas managed with six cycles of chemoreduction (vincristine, etoposide, and carboplatin). The tumors were then managed with chemoreduction alone (group A) or chemoreduction combined with thermotherapy (group B), cryotherapy (gr...
This study was designed to investigate the proliferation inhibition and apoptosis-promoting effect under hyperthermia and chemotherapy treatment, at cellular level. Human gastric cancer cell line SGC-7901 was cultivated with 5-fluorouracil at different temperatures. Cell proliferation and apoptosis were determined, and expression of Bcl-2 and HSP70 was measured at different treatments. Cell sur...
Physical therapy consists of fixation, thermotherapy, traction, and physical training. The symptomatic therapy is effective for some low back pain, including pain due to metastasis by malignant tumors. Fixation with a corset or wide canvas band reduces muscle pain in the low back region as curative therapy, but reduces the pain caused by tumors or inflammation as symptomatic therapy. Thermother...
abstract background: transpupillary thermotherapy is a new treatment for subfoveal choroidal neovascularization which needs further evaluation. this study was aimed to evaluate the efficacy of transpupillary thermotherapy on regression of occult subfoveal choroidal neovascularization with or without pigment epithelial detachment in patients with age-related macular degeneration. methods: in a c...
Purpose: Chronic prostatitis/chronic pelvic pain syndrome (CP/CPPS) causes pain and urinary symptoms that involve the prostate and/or other parts of the male. We analyzed the clinical outcomes of medication and microwave thermotherapy. Materials and Methods: A total of 132 patients with CP/CPPS for at least 3 months were assigned to one of the three study groups (group A: medication; group B: t...
INTRODUCTION Acute low back pain is one of the most common health problems especially in industrialized countries where 75 per cent of the population develop it at least once during their life. This study examined the efficacy of thermotherapy and cryotherapy, alongside a routine pharmacologic treatment, on pain relief in patients with acute low back pain referring an orthopedic clinic in Shahr...
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