--- a +++ b/processing/MACCROBAT/25155594.txt @@ -0,0 +1,12 @@ +A 20-year-old male with cystic fibrosis was transferred to Houston Methodist Hospital in January 2013 to be evaluated for lung and kidney transplant. +Patients with cystic fibrosis are known to develop chronic lung infections that adapt over time to this unique anatomic niche (14, 15). +His complicated medical history included pancreatic insufficiency, liver transplantation in 2004, steroid-induced diabetes, end-stage renal disease, and testicular cancer. +He had a long history of respiratory infections with several multidrug-resistant bacteria, including MRSA. +He was treated with ceftaroline at an outside hospital immediately prior to transfer to Houston Methodist Hospital. +The patient was periodically hospitalized from January to July 2013 and was treated for recurrent respiratory and catheter-related infections caused by MRSA and multidrug-resistant Pseudomonas aeruginosa. +His antibiotic exposure included long treatment courses with various agents, including meropenem, ceftazidime, doxycycline, vancomycin, linezolid, cefepime, ciprofloxacin, and inhaled and systemic colistin and tobramycin. +Shortly after being readmitted to our hospital in June 2013, MRSA was grown from cultures of blood and respiratory specimens. +These two isolates were resistant to clindamycin, linezolid, oxacillin, and trimethoprim-sulfamethoxazole and susceptible to minocycline, rifampin, and vancomycin. +His blood isolate grew confluently around the ceftaroline Etest strip, yielding an MIC of >32 mg/liter. +Five additional S. aureus respiratory tract isolates were available for further study. +All MRSA isolates from this patient had a small-colony-variant (SCV) phenotype.