Publications by authors named "Robyn M Kaiser"

Article Synopsis
  • People with HIV (PWH) are more vulnerable to severe outcomes from COVID-19, but there’s limited knowledge on their vaccination rates and factors influencing their vaccine completion.
  • A study was conducted to assess COVID-19 vaccination coverage among PWH and analyze the demographics, clinical aspects, and community influences affecting their vaccination completion.
  • Results showed that 90.5% of PWH completed the primary vaccine series by the end of 2021, with prior influenza vaccination being a significant factor for both the initial series and additional doses, while uncontrolled HIV viremia negatively impacted vaccination rates.
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We report 2 cases of pharyngeal monkeypox virus and group A Streptococcus co-infection in the United States. No rash was observed when pharyngitis symptoms began. One patient required intubation before mpox was diagnosed.

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Article Synopsis
  • Zika virus (ZIKV) is a mosquito-borne virus causing significant health issues, particularly during the ongoing epidemic in the Americas.
  • A 44-year-old male developed fever, joint pain, and rash after traveling to Guyana and was later diagnosed with Guillain-Barré syndrome after experiencing gait imbalance and lower limb weakness.
  • ZIKV was confirmed in his urine, and he was treated successfully with intravenous immunoglobulin, leading to nearly complete recovery but with some lingering mild symptoms.
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We report the prevalence of carbapenemase-positive Klebsiella pneumoniae among clinical isolates collected from US medical centers (n = 42) from 2007-2009 through the SENTRY Antimicrobial Surveillance Program. Isolates with imipenem or meropenem MIC ≥ 2 μg/mL were screened by PCR for various carbapenemase genes. Of 2049 K.

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In 2000, a large international outbreak of meningococcal disease caused by Neisseria meningitidis serogroup W-135 was identified among pilgrims returning from the Hajj in Saudi Arabia. To assess ongoing risk, we evaluated N. meningitidis carriage among US travelers to the 2001 Hajj.

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Bordetella holmesii is a recently identified gram-negative bacterial species associated with bacteremia, endocarditis, and respiratory illness, mainly in immunocompromised patients. From isolates submitted to the Centers for Disease Control and Prevention from 1983 through 2000 for further identification, we identified 30 patients with B. holmesii bacteremia.

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We examined outbreak investigations conducted around the world from 1988 to 1999 by the Centers for Disease Control and Prevention's Epidemic Intelligence Service. In 44 (4.0%) of 1,099 investigations, identified causative agents had bioterrorism potential.

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From 1974 to 1998, 22 isolates of an unusual bacterium, designated as CDC nonoxidizer 1 group (NO-1), were sent to the Centers for Disease Control and Prevention for identification. The organism's phenotypic characteristics were similar to asaccharolytic strains of Acinetobacter, but differed in their cellular morphology and cellular fatty acid profile. We report here on NO-1's clinical and epidemiologic significance.

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