Results 61 to 70 of about 133,869 (230)

Comparison of Nasal and Nasopharyngeal Swabs for Influenza Detection in Adults [PDF]

Clinical Medicine & Research, 2012
Examine differences in the detection of influenza by specimen and test type using paired nasal and nasopharyngeal swabs.Prospective studyEnrollment took place between January and March 2007 in a central Wisconsin population.Adult patients were screened and enrolled by trained research coordinators following medical encounters for acute respiratory ...
Stephanie A, Irving, Mary F, Vandermause, David K, Shay, Edward A, Belongia   +3 more
openaire   +2 more sources

Detection of SARS-CoV-2 in conjunctival secretion and tears in patients with COVID-19 in a tertiary care centre, South India. . [version 2; peer review: 2 approved]

F1000Research, 2023
Aims and objectives: Purpose of this study is to detect the presence of SAR-CoV-2 viral RNA in conjunctival secretions of COVID-19 patients and to compare the RT-PCR positivity rate for SARS-CoV-2 in conjunctival and nasopharyngeal swab.
Rajesh R. Nayak, Anshul Chandak, Kanishk Khare, Sevitha Bhat, Ajay R Kamath   +4 more
doaj   +1 more source

A Nasal Complication of Nasopharyngeal Swab for Reverse Transcription Polymerase Chain Reaction (RT-PCR) Detection of SARS-CoV-2 mRNA [PDF]

, 2021
Nasopharyngeal (NP) and oropharyngeal (OP) specimens in the detection of the SARS-Cov-2 RNA are considered to have the highest diagnostic sensitivity and they have been recommended by the World Health Organization as the most reliable test.
Picciotti, Pasqualina M, Parrilla, Claudio, Rigante, Mario, Mario Rigante, Claudio Parrilla, Pasqualina M Picciotti   +5 more
core   +1 more source

Cerebrospinal fluid rhinorrhea post COVID-19 nasopharyngeal swab: a case report

Saudi Journal of Emergency Medicine, 2022
Background: Cerebrospinal fluid (CSF) rhinorrhea is a potentially life-threatening condition and it is a rare emergency presentation. Most cases have been related to head trauma. However, CSF leak post COVID swab has been rarely reported.
Sabrina Berdouk, Suhailah AlHefeiti
doaj   +1 more source

Comparing Polymerase Chain Reaction Testing of Nasopharyngeal Swab and Lower Respiratory Tract Specimens for the Diagnosis of Pneumocystis jirovecii Pneumonia. [PDF]

Open Forum Infect Dis
Using nasopharyngeal (NP) swab samples instead of lower respiratory tract specimens for polymerase chain reaction (PCR) to diagnose Pneumocystis jirovecii pneumonia (PJP) may be better tolerated and improve diagnostic accessibility.
Chew R, Tozer S, Ulett K, Paterson DL, Whiley D, Sloots T, Fielding D, Zappala C, Bashirzadeh F, Hundloe J, Bletchley C, Woods ML.   +11 more
europepmc   +2 more sources

Positive, Mildly Positive, and Uncertain Nasopharyngeal Swab and Outcome in COVID-19 Patients

, 2021
Introduction and Aim Diagnosis of SARS-CoV-2 infection is mainly based on gene detection through polymerase chain reaction analysis on nasopharyngeal swab.
Bonetti, Silvia, Nardin, Matteo, Braglia-Orlandini, Federico, Bianco, Gianluca, Tomasi, Cesare, De Ciuceis, Carolina, Malerba, Paolo, Faustini, Cristina, Chiarini, Giulia, Boari, Gianluca Edoardo Mario, Rizzoni, Damiano, Damiano Rizzoni, Carolina De Ciuceis, Cristina Faustini, Paolo Malerba, Silvia Bonetti, Cesare Tomasi, Gianluca Bianco, Giulia Chiarini, Federico Braglia-Orlandini, Matteo Nardin, Gianluca E. M. Boari   +21 more
core   +1 more source

Correct Execution of the Nasopharyngeal Swab: A Fundamental Method to Improve Diagnosis of SARS-CoV-2 Infection [PDF]

, 2021
Background: Severe acute respiratory infection Coronavirus 2 (SARS-CoV-2) infection has spread all over the world since December 2019. Treatment of the syndrome represents an important challenge for all physicians.
Spinato, Giacomo, Fabbris, Cristoforo, Gaudioso, Piergiorgio, Boscolo-Rizzo, Paolo, Marciani, Silvia, Menegaldo, Anna, Frezza, Daniele, Da Mosto, Maria Cristina, Paolo Boscolo-Rizzo, Giacomo Spinato, Daniele Frezza, Silvia Marciani, Cristoforo Fabbris, Piergiorgio Gaudioso, Anna Menegaldo, Maria Cristina Da Mosto   +15 more
core   +1 more source

Stabilizing Functional Nucleic Acids for Real‐Sample Diagnostics

Angewandte Chemie, EarlyView.
Functional nucleic acids enable programmable real‐sample diagnostics, but often lose function in complex biological matrices. This review highlights four stabilization levers—chemical, topological, architectural, and microenvironment/interface engineering—that preserve aptamer and DNAzyme performance in saliva, serum, urine, and stool, reframing ...
Soyeon Lee, Letizia Dondi, Amal Mathai, Connor Nurmi, Yingfu Li   +4 more
wiley   +2 more sources

West Nile Virus Detection in Kidney, Cloacal, and Nasopharyngeal Specimens

Emerging Infectious Diseases, 2005
We compared kidney tissue samples and cloacal and nasopharyngeal swab samples from field-collected dead crows and blue jays for West Nile virus surveillance. Compared to tissue samples, 35% more swab samples were false negative. Swab samples were usually
Ojimadu A. Ohajuruka, Richard L. Berry, Sheila Grimes, Susanne Farkas   +3 more
doaj   +1 more source

A method of processing nasopharyngeal swabs to enable multiple testing [PDF]

Pediatric Research, 2019
To develop a method to perform multiple tests on a single nasopharyngeal (NP) swab.We collected a NP swab on children aged 2-12 years with acute sinusitis and processed it for bacterial culture, viruses, cytokine expression, and 16S ribosomal RNA gene sequencing analysis.
Lopez, Santiago M.C., Martin, Judith M., Johnson, Monika, Kurs-Lasky, Marcia, Horne, William T., Marshall, Christopher W, Cooper, Vaughn S., Williams, John V., Shaikh, Nader   +8 more
openaire   +2 more sources