Publications by authors named "M R McGuinn"

Background: It has been estimated that more than 8 million health care workers (HCWs) in the United States may be exposed to blood and body fluids via sharp and mucocutaneous exposures.

Methods: An anonymous questionnaire was distributed among 505 HCWs. The target sample population included all the medical students; nursing professionals; dental professionals; and residents in internal medicine, emergency medicine, surgery, and obstetrics and gynecology at the University of Illinois Medical Center, Chicago, Illinois, a metropolitan tertiary care and referral center for Northern Illinois and Northwest Indiana.

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Article Synopsis
  • A study was conducted in a neonatal intensive care unit (NICU) to assess the effectiveness of a real-time PCR assay in screening for methicillin-resistant Staphylococcus aureus (MRSA) from March to November 2007.
  • The comparison of PCR and traditional bacterial culture methods revealed that while PCR had high sensitivity (100%) and good specificity (97.6%), it also showed a low positive predictive value (52.4%), indicating many false positives.
  • The findings suggest that relying solely on PCR for MRSA screening in NICU settings may not be advisable due to the significant number of inaccurate results, particularly among those who tested negative in bacterial cultures.
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We report a case of varicella-zoster vasculopathy that occurred in a 42-year-old renal transplant recipient with concurrent vertebral artery aneurysm and dissection. The patient was successfully treated with embolization and acyclovir therapy. Here, we review the English literature regarding the association of varicella-zoster virus infection with cerebral aneurysm.

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With the advent of potent immunosuppressive therapies used in solid organ transplantation, patients are more susceptible to a variety of infectious organisms. Infections may result from atypical pathogens and present in an unusual manner. We describe a case of progressive disseminated histoplasmosis presenting as cellulitis in a renal transplant recipient and review this disease.

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