Notes from the Field: First Case in the United States of Neisseria gonorrhoeae Harboring Emerging Mosaic penA60 Allele, Conferring Reduced Susceptibility to Cefixime and Ceftriaxone

All N. gonorrhoeae isolates are sent to the Texas Department of State Health Services Laboratory, part of CDC’s Antibiotic Resistance Laboratory Network, where MICs are determined via agar dilution. Acknowledgments Southern Nevada Public Health Laboratory staff members and Sexual Health Clinic staff members, Southern Nevada Health District, Nevada Department of Health and Human Services; Texas Department of State Health Services Laboratory (Austin), Texas Health and Human Services; Surveillance and Data Management Branch, Laboratory Research and Reference Branch, Epidemiology and Statistics Branch, and Program Development and Quality Improvement Branch, Division of STD Prevention, National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention, CDC. Michael A. Picker, PhD1; Ronald J. Knoblock, MD1,2; Holly Hansen1; Ilene Bautista, MPH1,2; Rey Griego1; Lora Barber1; William Bendik1; Kit Lam1; Elizabeth Adelman3; Zuwen Qiu-Shultz3; Brian H. Raphael, PhD4; Cau D. Pham, PhD4; Ellen N. Kersh, PhD4; Hillard Weinstock, MD4; Sancta B. St. Cyr, MD4 1Southern Nevada Public Health Laboratory of the Southern Nevada Health District, Las Vegas; 2University Medical Center of Southern Nevada, Las Vegas; 3Office of Epidemiology and Disease Surveillance, Southern Nevada Health District, Las Vegas; 4Division of STD Prevention, National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention, CDC.