Publications by authors named "I F Pinheiro"
Tetanus is a disease of the nervous system caused by a toxin produced by , an anaerobe found in high concentrations in the soil. The occurrence of tetanus is related to contaminated traumatic wounds, and most patients have had some failure in their immunization. However, there are rare case reports of generalized tetanus in patients with proper vaccination schemes who failed to receive appropriate prophylaxis after high-risk exposure.
View Article and Find Full Text PDFSchwannomas (SCs) are benign tumors composed of neoplastic Schwann cells and are relatively uncommon intracranially. Although these tumors are frequently associated with neurofibromatosis type 2 (NF2), they may also arise idiopathically, and their pathogenesis remains poorly understood. A 70-year-old Caucasian man presented with a two-month history of vertigo, gait imbalance, and decreased visual acuity in the left eye accompanied by photophobia, nausea, vomiting, and occasional headaches.
View Article and Find Full Text PDFEffect of chloramine T and chlorhexidine in reducing gingivitis in patients admitted to a reference hospital for cardiopulmonary care: a randomized, controlled clinical trial.
Clin Oral Investig
October 2024
Article Synopsis
- The study evaluates Chloramine T as a treatment for gingivitis in hospitalized patients, comparing its effectiveness to Chlorhexidine and a placebo.
- After five and ten days, both chloramine T and chlorhexidine groups showed significant improvements in gingival health, while the control group showed no changes.
- Chloramine T proved to be as effective as chlorhexidine in reducing gingivitis without the negative side effects associated with long-term chlorhexidine use, suggesting its potential as a safer alternative for hospital patients.
Article Synopsis
- - Pollination is essential for crops like kiwifruit, which face challenges due to their dioecious nature, with separate male and female flowers, and a lack of nectar to attract pollinators.
- - The study highlights two significant research gaps: methods for detecting the gender of Actinidia flowers and the limited use of deep learning approaches in this area.
- - Four pretrained models were tested for flower detection, with DETR performing the best in terms of precision and recall, suggesting that deep learning can advance robotic pollination systems for these plants.
Article Synopsis
- The COVID-19 pandemic highlighted challenges in diagnostic testing, particularly due to the limitations of RT-qPCR in low-resource settings.* -
- Researchers developed a point-of-care (PoC) diagnostic protocol that uses a simple paper-based RNA extraction method and a colorimetric RT-LAMP assay to provide fast and reliable testing.* -
- The protocol demonstrated high diagnostic specificity (98%) and sensitivity (95% for nasopharyngeal swabs), successfully extracting viral RNA and producing results in under 45 minutes.*