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Our treatment approaches in head-neck injuries caused by animal bites.

Several approaches exist for the treatment of animal attacks targeting the head and neck region. The treatment options and timing vary depending on the animal species, the nature of the defect, and the experience of the surgeon. In this study, early surgical treatment options used in head-neck injuries caused by domesticated or wild animal attacks are presented.We consider 12 patients who were admitted to our clinic between June 2006 and May 2010 with head-neck injuries caused by animal attacks. Tissue defect had developed in 10 patients due to half-wild dog bite and in 2 patients due to wolf

T lymphocyte function as the principal target of lymphocytic choriomeningitis virus-induced immunosuppression.

Plaque-forming cell responses against sheep erythrocytes, Escherichia coli lipopolysaccharide, pneumococcal polysaccharide, and polyvinylpyrrolidone were examined in mice infected with lymphocytic choriomeningitis virus. A 92 to 96 percent reduction of the thymus-dependent anti-sheep erythrocyte responses was observed 2 to 4 weeks after infection. However, the thymus-independent responses against the three other antigens were close to normal at all stages of the infetion. Studies on allograft immunity of infected C3H mice against DBA/2 mastocytoma cells revealed a severe suppression of the T c

Dermatologic Adverse Events Associated with Selective Fibroblast Growth Factor Receptor Inhibitors: Overview, Prevention, and Management Guidelines.

Fibroblast growth factor receptor (FGFR) tyrosine kinases, which are expressed on the cell membrane, are involved in a wide range of biological functions such as cell proliferation, survival, migration, and differentiation. The identification of FGFR fusions and other alterations in a wide range of solid tumors, including cholangiocarcinoma and bladder cancer, has resulted in the development of several selective FGFR inhibitors for use in these indications, for example, infigratinib, erdafitinib, derazantinib, pemigatinib, and futibatinib. In addition to the typical adverse events associated w

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… Paronychia Recommended treatments for grade 1 paronychia include topical povidone iodine 2%–10% applied twice daily [ 58 ] or daily nail soaking in 1:1 vinegar:water for 15 minutes a day. … Onycholysis Recommended management options for onycholysis consist of trimming the raised distal nails, clipping of the nails, and application of topical povidone iodine 2%–10% b.i.d. solution [ 58 ] around and under the nails. …

Improvement of islet engrafts by enhanced angiogenesis and microparticle-mediated oxygenation.

A major hindrance in islet transplantation as a feasible therapeutic approach for patients with type 1 diabetes is the insufficient oxygenation of the grafts, which results in cell death in portions of the implant. Here we address this limitation through the application of oxygen-generating microparticles (MP) and a fibrin-conjugated heparin/VEGF collagen scaffold to support cell survival by using a β cell line and pancreatic rat islets. MP are composed of a polyvinylpyrrolidone/hydrogen peroxide (PVP/H2O2) core and poly(D,L-lactide-co-glycolide) (PLGA) shell, along with immobilized catalase o

Perioperative, postoperative, and prophylactic use of antibiotics in alloplastic total temporomandibular joint replacement surgery: a survey and preliminary guidelines.

PURPOSE: In 2009, the American Academy Of Orthopedic Surgeons recommended lifelong prophylaxis after orthopedic total joint replacement (TJR) before these patients undergo dental, aerodigestive, genitourinary (GU), and gastrointestinal (GI) procedures. Because oral and maxillofacial surgeons worldwide are implanting alloplastic total temporomandibular joint replacements (TMJ TJRs), it appeared reasonable to survey these surgeons to obtain data that might shed some light, not only on this issue, but also to obtain some data to begin to develop preliminary guidelines for the peri- and postoperat

The effect of polyvinyl pyrrolidone on the clinical activity of 0.09% and 0.2% chlorhexidine mouthrinses.

BACKGROUND: Previous studies have shown that polyvinyl pyrrolidone (PVP) added to a chlorhexidine rinse reduced extrinsic dental stain but at the expense of a reduction in plaque inhibitory activity. This effect appeared due to a reduction in the effective chlorhexidine dose to levels where dose response studies show plaque inhibition falls off rapidly. The aim of these 2 clinical studies was to determine if PVP could be added to chlorhexidine rinses to maintain efficacy and reduce staining. METHOD: Study 1 involved 42 healthy dentate volunteers and was a blind, randomised, 7 treatment, cross

Adjunctive Treatments for the Prevention of Chemotherapy- and Radiotherapy-Induced Mucositis.

BACKGROUND: Chemoradiotherapy-associated mucositis can manifest as pain, inflammation, dysphagia, diarrhea, weight loss, rectal bleeding, and infection. Mucositis is a major dose-limiting side effect of chemotherapy, affecting nutritional intake and oral and intestinal function. Despite several interventions being available, there is a need for safe and effective preventative and treatment options for treatment-induced mucositis. The goals of this review are to discuss interventions based on foods and natural products and present the research to date. METHODS: A narrative literature review id

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… versus 0.12% chlorhexidine, sodium bicarbonate, plain water (control) | HNC | RCT (n = 80), WHO OMAS | Decreased OM severity scores ( P < .05) Vokurka et al 40 | HDC before PBSCT | 1% povidone-iodine mouthwash versus saline | HSCT | RCT multicenter (n = 132), WHO OMAS | NS benefit Tsujimoto et al 41 … The comparative effects of povidone-iodine and normal saline mouthwashes on oral mucositis in patients after high-dose chemotherapy and APBSCT—results of a randomized multicentre study. Support Care Cancer. 2005;13:554-558. 41. Tsujimoto T, Yamamoto Y, Wasa M, et al. …

Interventions for ingrowing toenails.

BACKGROUND: Ingrowing toenails are a common problem in which part of the nail penetrates the skinfold alongside the nail, creating a painful … .None of the postoperative interventions described, such as the use of antibiotics or manuka honey; povidone-iodine with paraffin; hydrogel with paraffin; or paraffin gauze, showed any significant difference when looking at infection rates, pain, or healing time. AUTHORS' CONCLUSIONS: Surgical interventions are more effective than non-surgical interventio …

Interventions for preventing oral mucositis for patients with cancer receiving treatment.

BACKGROUND: Treatment of cancer is increasingly more effective but is associated with short and long term side effects. Oral side effects re … ydrolytic enzymes, ice chips, iseganan, keratinocyte GF, misonidazole, pilocarpine, pentoxifylline, povidone, prednisone, propantheline anticholinergic, prostaglandin, sucralfate, systemic antibiotic clarithromycin, traumeel, zinc sulphate. Of the 33 interventions included in trials, 12 showed some evidence of a benefit (albeit sometimes weak) for either p …

Perioperative antibiotics for prevention of acute endophthalmitis after cataract surgery.

BACKGROUND: Endophthalmitis is a severe inflammation of the anterior and/or posterior chambers of the eye that may be sterile or associated … We did not include studies that evaluated antiseptic preoperative preparations using agents such as povidone iodine, nor did we include studies that evaluated antibiotics for treating acute endophthalmitis after cataract surgery. DATA COLLECTION AND ANALYSIS: Two review authors independently reviewed abstracts and full-text articles for eligibility, asses …

Indian Society of Critical Care Medicine Position Statement for Central Venous Catheterization and Management 2020.

BACKGROUND AND PURPOSE: Short-term central venous catheterization (CVC) is one of the commonly used invasive interventions in ICU and other … Peripherally-inserted central catheter; PIV: Peripheral intravenous line; PL: Peripheral line; PVI: Povidone-iodine; RA: Right atrium; RCT: Randomized controlled trial; RR: Relative risk; SCV/SV: Subclavian vein; ScVO2: Central venous oxygen saturation; Sn: Sensitivity; SOP: Standard operating procedure; SVC: Superior vena cava; TEE: Transesophageal echoca …

Comparison of different methods for preparation of a stable riccardin D formulation via nano-technology.

Riccardin D is a new compound extracted from liverwort Marchantia polymorpha L. It has been proved to be useful in antifungal therapy and reversing the resistance of Candida albicans against fluconazole. However, the poor solubility leads to the poor bioavailability and limits its development. In this study, nanocrystals were prepared in the evaporative precipitation into aqueous solution (EPAS) and the microfluidisation process. The characterizations of nanocrystals were compared by transmission electron microscope, size distribution, and zeta potential. In the EPAS method, the drug was disso

S-nitrosoglutathione decreases inflammation and bone resorption in experimental periodontitis in rats.

BACKGROUND: S-nitrosoglutathione (GSNO) is a nitric oxide donor that may exert antioxidant, anti-inflammatory, and microbicidal actions and is thus a potential drug for the topical treatment of periodontitis. In this study, the effect of intragingival injections of GSNO-containing polyvinylpyrrolidone (PVP) formulations is evaluated in a rat model of periodontitis. METHODS: Periodontal disease was induced by placing a sterilized nylon (000) thread ligature around the cervix of the second left upper molar of the animals, which received intragingival injections of PVP; saline; or PVP/GSNO solut

Enrichment of bone marrow and blood progenitor (CD34+) cells by density gradients with sufficient yields for transplantation.

We have evaluated the use of iso-osmolar Percoll density gradients to enrich CD34+ hematopoietic progenitor cells and to reduce T cells for purposes of bone marrow or mobilized peripheral blood cell transplantation (BMT or PBCT). Samples from 12 normal BM donors and 11 patients undergoing mobilization of PB cells using chemotherapy and G-CSF were placed over a five-step density gradient from 40 to 50% Percoll. In BM, low-density fractions 1 to 3 (40 to 45% Percoll) accounted for 3% of starting nucleated cells with a 10- to 20-fold enrichment of hematopoietic progenitors (CD34+ cells) and a 20-

Density separation of umbilical cord blood and recovery of hemopoietic progenitor cells: implications for cord blood banking.

Umbilical cord blood (CB) has been evaluated as a potential source of hematopoietic stem cells suitable for clinical use in the transplantation setting. Previous reports have documented a significant loss of progenitor cells by any manipulation other than cryopreservation. We have evaluated the feasibility of fractionating and cryopreserving CB samples with minimal loss of progenitor cells. We have compared various separation procedures based on different density gradients in the attempt to obtain the highest depletion of red blood cells (RBC) while maintaining the highest recovery of progenit

Radiation-Induced Oral Mucositis.

Radiation-induced oral mucositis (RIOM) is a major dose-limiting toxicity in head and neck cancer patients. It is a normal tissue injury caused by radiation/radiotherapy (RT), which has marked adverse effects on patient quality of life and cancer therapy continuity. It is a challenge for radiation oncologists since it leads to cancer therapy interruption, poor local tumor control, and changes in dose fractionation. RIOM occurs in 100% of altered fractionation radiotherapy head and neck cancer patients. In the United Sates, its economic cost was estimated to reach 17,000.00 USD per patient with

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… Locally applied agents Glycyrrhetinic acid/povidone/sodium hyaluronate gel has mechanical action implemented in the relief of pain in RIOM. It adheres to the mucosal surface of the mouth, soothing oral lesions. … Povidone-iodine is an antiviral, antibacterial, and antifungal agent. Randomized clinical study showed that povidone-iodine reduces the incidence, severity, and duration of CCRT-induced OM, in addition to its advantages of being cheap and easily applied ( 118 , 158 – 160 ). …

Postoperative infection following strabismus surgery: case series and increased incidence in a single referral center.

PURPOSE: To identify and analyze cases of postoperative infection following strabismus surgery at a large referral center and to report the incidence, risk factors, and outcomes. METHODS: An electronic database search identified strabismus procedures at Duke Eye Center from July 1996 to October 2017. Diagnosis codes for periocular infections were used to further identify patients with possible infections following strabismus surgery. RESULTS: Of 9,111 strabismus surgeries, 13 (0.14%) met criteria for probable infection, all occurring since October 2012 (0/6580 before vs 13/2531 [0.51%] after

Modulation of drug release by utilizing pH-independent matrix system comprising water soluble drug verapamil hydrochloride.

The present study was undertaken to investigate the effect of hydrophilic, plastic and hydrophobic types of polymers and their content level on the release profile of drug from matrix systems. To improve therapeutic efficacy, systemic absorption and patient compliance a sustained release matrix tablets of Verapamil HCl (VHE) has been developed. VHE tablets were prepared by using various polymers like hydrophilic (HPMC K15M CR), plastic (Kollidon SR), hydrophobic (Eudragit RSPO) and combination of best two resulted polymers using direct compression. A 32 full factorial design was applied to stu

The role of postoperative prophylactic antibiotics in the treatment of facial fractures: a randomized, double-blind, placebo-controlled pilot clinical study. Part 2: Mandibular fractures in 59 patients.

The aim of this study was to evaluate the difference between a 5-day and a 1-day postoperative course of antibiotic on the incidence of infection after mandibular fractures involving the alveolus. Sixty-two patients with fractures of the mandible involving the dentoalveolar region were randomly assigned to 2 groups, both of which were given amoxicillin/clavulanic acid 1.2 g intravenously every 8 h from admission until 24 h postoperatively. The 5-day group were then given amoxicillin/clavulanic acid 625 mg orally every 8 h for another 4 days. The 1-day group was given an oral placebo at the sam

Fusogenic activity of vesicular stomatitis virus glycoprotein plasmid in tumors as an enhancer of IL-12 gene therapy.

We have characterized the fusogenic activity of a plasmid expression system encoding vesicular stomatitis virus G protein (VSVG) in vitro and in vivo. Over 70% of murine colon and renal carcinoma cells (MC38 and Renca, respectively) transfected with VSVG plasmid in vitro fused and formed polykaryons upon incubation with pH 5.5 media. Using a plasmid expression system encoding VSVG and bacterial green fluorescent protein (GFP) formulated in a polyvinyl pyrrolidone (PVP) delivery system, diffusion of GFP throughout the VSVG-induced syncytia was shown in vivo in MC38 and Renca tumors. Moreover, t