Background: Complications are becoming ever more common with the increased use of hyaluronic acid (HA) fillers in aesthetic medicine. Complications due to needle contamination with fastidious microorganisms are no exception.
Objective: To perform, in a top Italian aesthetic medicine facility, what the authors think is the first monitoring program of microbial needle contamination of cross-linked HA gel fillers after the prefilled syringes with gel residues were stored for retouches after the first aesthetic procedure.
Methods: Needle contamination monitoring study, performed between January and November 2019, on 35 needles (caliber, 30 and 27 G) stored at 4°C in their resealed filler packages for possible retouch after a first aesthetic treatment involving the middle and lower facial thirds. Women's age: 35 to 70 years old.
Results: The search for contaminating agents of the 3 monitored bacterial contaminants ( Staphylococcus aureus , Streptococcus pyogenes , and anaerobes) as well as yeasts and molds always tested negative. In the days and months after treatment, no patients in post-treatment controls showed evidence of infection in the treated areas.
Conclusion: The observational retrospective study confirms that good storage conditions, including monitored refrigeration, avoid the risk of contamination of partially used HA gel fillers by fastidious microorganisms.
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http://dx.doi.org/10.1097/DSS.0000000000003674 | DOI Listing |
Acta Chir Orthop Traumatol Cech
January 2025
Department of Orthopedics and Traumatology, Ondokuz Mayıs University, Samsun, Turkey.
Purpose Of The Study: Open (incisional) biopsies have long been accepted as the gold standard in diagnosing bone and soft tissue tumors. However, the main disadvantage of this method is that it can lead to increased contamination, hematoma, infection, and pathological fracture. Compared to open biopsies, percutaneous core needle biopsies are less invasive, do not require hospitalization, have low costs and low complication rates, and there is no need for wound healing in cases that require radiotherapy.
View Article and Find Full Text PDFPLoS One
December 2024
Department of Respiratory Medicine, Tokoname City Hospital, Tokoname, Aichi, Japan.
In this study, we examined the effect of a bundled approach to blood collection for blood culture on decreasing contamination. Commensal organisms were considered contaminants on the basis of the clinical course if they were recovered from only a single blood draw (set) and if a positive result for two sets was not obtained within 72 hours. The main elements of the bundle were blood collection by venipuncture, skin preparation with a chlorhexidine alcohol swab, disinfection of culture bottles, and use of a sterile blood transfer device instead of the two-needle technique for inoculation.
View Article and Find Full Text PDFBiometals
December 2024
Department of Biotechnology, Shri Nehru MahaVidyalaya College of Arts & Science, Coimbatore, Tamil Nadu, India.
A novel biosynthesis approach was used to develop zinc selenite (ZnSeO) catalysts from the plant extracts of Nephrolepis cordifolia (ZnSeO:NC) and Ziziphus jujube (ZnSeO:ZJ) using hydrothermal method. This study investigates the structural, morphological, and optical properties of pure and biosynthesized ZnSeO catalysts. X-ray diffraction (XRD) analysis confirms the presence of an orthorhombic phase in both catalyst types.
View Article and Find Full Text PDFJ West Afr Coll Surg
October 2024
Adeoyo Maternity Teaching Hospital, Ibadan, Nigeria.
Background: Human immunodeficiency virus (HIV) is a lentivirus. It is transmitted through sexual intercourse, shared intravenous drugs, contaminated needle use, blood transfusion, and mother-to-child transmission. Of the patients with HIV, 50%-75% have ocular manifestations and this may be the primary presentation.
View Article and Find Full Text PDFJ Environ Radioact
December 2024
Belgian Nuclear Research Centre (SCK CEN), Boeretang 200, 2400, Mol, Belgium.
A soil-vegetation-atmospheric transfer (SVAT) model for radon and its progeny is presented to improve process-level understanding of the role of forests in taking-up radionuclides from soil radon outgassing. A dynamic system of differential equations couples soil, tree (Scots pine) and atmospheric processes, treating the trees as sources, sinks and conduits between the atmosphere and the soil. The model's compartments include a dual-layer soil column undergoing hydrological and solute transport, the tree system (comprising roots, wood, litter, and foliage) and the atmosphere, with physical processes governing the transfers of water and radon products between these compartments.
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