نتایج جستجو برای: brachytherapy microspheres

تعداد نتایج: 19350  

Journal: :Cancers 2023

Radiation therapy, including image-guided adaptive brachytherapy based on magnetic resonance imaging, is the standard of care in locally advanced cervical and vaginal cancer part treatment other primary recurrent gynaecological tumours. Tumour control probability increases with dose optimal technique to increase target volume while maintaining constraints organs at risk. The use interstitial ne...

2010
Georges Hatoum Georges Hobeika

This article is addressing the role of androgen deprivation therapy (ADT) in prostate brachytherapy. No randomized trials to date evaluating the efficacy of hormonal therapy combined with brachytherapy. Many retrospective trials assessed the role of neoadjuvant androgen deprivation and interstitial permanent prostate brachytherapy in an effort to shrink the prostate gland and to facilitate the ...

Journal: :Cancer control : journal of the Moffitt Cancer Center 2007
Randy V Heysek

BACKGROUND Prostate cancer is the most common cancer diagnosed in men. An increasing number of these patients are seeking minimally invasive procedures such as transperineal interstitial permanent radioactive seed prostate brachytherapy. METHODS This paper reviews the historical perspective and the current advances in transperineal interstitial permanent radioactive seed prostate brachytherap...

Asmita Gajbhiye, Naina Dubey, Sapna Patel, Shailendra Patil,

Carvedilol (CVD) is an antihypertensive agent with a short half-life, pH-dependent solubility, and narrow absorption window. The purpose of this research was to prepare a floating-drug delivery-system of carvedilol to increase its half-life. The present study investigates the preparation of carvedilol-floating microspheres, evaluates the floating-drug delivery-system (FDDS) (by scanning electro...

2011
Dariusz Waniczek Jerzy Piecuch Marek Rudzki Wojciech Mikusek Jerzy Arendt Brygida Białas

PURPOSE The aim of the study was to present an original technique of catheter implantation for perioperative HDR-Ir192 brachytherapy in patients after palliative operations of unresectable locally advanced pancreatic tumors and to estimate the influence of perioperative HDR-Ir192 brachytherapy on pain relief in terminal pancreatic cancer patients. MATERIAL AND METHODS Eight patients with panc...

Abbas Hemati Azandaryani Gholamreza Bahrami Katayoun Derakhshandeh, Kiumras Ghanbari Moin Karimi

Objective(s): The purpose of the current study was to assess the feasibility of microspheres from biocompatible polymer for oral bioavailability (BA) enhancement of potent sulfonamide- type loop diuretic- Furosemide - which used in the treatment of congestive heart failure, caused edema, cirrhosis, renal disease and as an adjunct in acute pulmonary edema. The comparatively poor and inconstant B...

B Mazumder B Nath BP Sahu LK Nath N Sharma P Kumar

The aim of this study was to formulate and evaluate microencapsulated controlled release preparations of a highly water/soluble drug, salbutamol sulphate by (water in oil) in oil emulsion technique using ethyl cellulose as the retardant material. Various processing and formulation parameters such as drug/polymer ratio, stirring speed, volume of processing medium were optimized to maximize the e...

H. Zolfagharian N. Mohammadpour dounighi

One small-scale double emulsion technique for incorporation of Naja- Naja oxiana venom into Poly (lactide-co-glycolide) (PLGA) microspheres were developed and optimized. The effects of high speed homogenization on the double emulsion stability, microsphere size, entrapment efficiency and In vitro release of venom were studied. A stable double emulsion was verified by homogenization method. Slow...

F Atyabi R Dinarvand R Vahabzadeh

In the long-term management of ulcerative colitis patients, repeat dosing maybe required. Since 5-ASA is largely absorbed from the upper intestine, selective delivery of drugs into the colon may be regarded as a better method of drug delivery with fewer side effects and a higher efficacy. The aim of this study was to prepare and evaluate a double coated multiparticulate system for 5-ASA deliver...

Ahmadreza Taheri, Atefeh Mirmohseni, Hojjat Molaei, Mehdi Aghili, Naser Rahmanpanah,

BACKGROUND Keloids as unusual scars are injury remnants characterized by bizarre cosmetics and painful itching. This study assessed outcomes of surgical excision and brachytherapy in intractable keloids. METHODS Six patients with 10 keloid lesions were followed up. Surgical excision was done with 1-2 mm margin, and then radiotherapy was undertaken in 3 divided fractions on days 0, 1 and 2 ...

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