نتایج جستجو برای: foreign body reaction
تعداد نتایج: 1176563 فیلتر نتایج به سال:
INTRODUCTION A case of an osteolysis by Mitek anchor-suture is presented. CASE PRESENTATION A case of index finger's flexor digitorum profundus tendon primary reconstruction with the use of Mitek anchor is presented here. Within a 14 month period, Mitek suture anchor caused local foreign body reaction with osteolysis and ulceration of the palmar skin of the finger while on the other hand tend...
The foreign body reactions are commonly referred to the network of immune and inflammatory reactions of human or animals to foreign objects placed in tissues. They are basic biological processes, and are also highly relevant to bioengineering applications in implants, as fibrotic tissue formations surrounding medical implants have been found to substantially reduce the effectiveness of devices....
Biodegradable rods of polyglycolide or lactide-glycolide copolymer were used in the internal fixation of a variety of fractures and osteotomies in 516 patients. A clinically manifest foreign-body reaction occurred in 41 patients (7.9%), producing a fluctuant swelling at the implantation site after an average of 12 weeks. Spontaneous sinus formation or surgical drainage yielded a sterile exudate...
Human body normally reacts to the presence of foreign bodies by inflammation, fibrosis, and infection. Such reactions may negatively affect the function of implant or may harm the host. Body reactions lead to alterations in the mechanical properties, such as increase in the stiffness of the tissue. Here we develop a noninvasive method for studying changes in the mechanical properties of tissue ...
A case of bilateral intraosseous tumor of the calcaneus with different MRI imaging is presented. On the left, radiological findings suggest intraosseous lipoma, but on the right-sided lesion, imaging studies were not convincing. The microscopic report showed foreign body granulomatous reaction, a rare clinical pathological discordant.
Foreign body reaction with granuloma following Achilles tendon reconstruction with the LARS ligament
Ligament reconstruction with the LARS ligament has been a popular choice owing to its low-complication rates compared with previously commercially available grafts. The non-active nature of the implant also meant that there were no foreign body reactions that had been described with other synthetic grafts. We describe the first reported case of a granulomatous foreign body reaction in a LARS li...
a 45-year-old prisoner violently inserted a 30 cm bottle into his rectum in the prison. he complained of lower abdominal fullness and inability to pass stool. his vital signs were stable and the abdominal examination did not reveal any peritoneal sign. multiple longitudinal ulcer like anal fissures were also remarkable in different positions of the anal wall extending to the rectum. attempts we...
laparoscopy has made a revolution in surgical procedures and treatment of various diseases but its complications are still under investigation. intra-abdominal visceral and vessel injuries, trocar site hernia, and leaving foreign bodies into the peritoneal cavity are among some laparoscopic surgery complications. this is a rare report of penrose drain migration following incomplete laparoscopic...
He was treated surgically and the mass was noted to be a piece of wood that had been there for 40 years. This case demonstrates a very late presentation of foreign body reaction to wood in the neck. Although the patient had an initial workup and exploratory surgery, the small wood chip was obviously missed. Furthermore, the CT scan did not show any characteristic findings that suggested the pre...
BACKGROUND All gels act as foreign bodies. Host response ranges from a few macrophages to an intense foreign-body reaction with fibrosis, depending on gel type. For polymer gels the filling effect stems from their volume. For combination gels it stems from the intended host foreign-body reaction to the microparticles. OBJECTIVE This review explains how host tissue reacts with different gel ty...
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