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Chew SM, Heath CH, Petursson C, Boan PA, Robinson JO, Italiano CM, Dyer JR, Manning L, Ingram PR. Antifungal use via outpatient parenteral antimicrobial therapy. Mycoses 2022; 65:946-952. [PMID: 35923125 DOI: 10.1111/myc.13513] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/01/2022] [Revised: 07/27/2022] [Accepted: 08/01/2022] [Indexed: 11/27/2022]
Abstract
BACKGROUND Antifungal administration via outpatient parenteral antimicrobial therapy (OPAT) is infrequent. As patients with invasive fungal infections (IFIs) receiving OPAT are at high risk of readmissions, careful, risk based patient selection and monitoring is important. OBJECTIVES To describe our experience managing IFIs via OPAT, including assessment of risk factors associated with unplanned readmissions. PATIENTS AND METHODS A retrospective cohort study of outpatients from two tertiary hospitals in Western Australia managed with parenteral antifungals for the treatment of IFIs from 2012 to 2020. Outcomes assessed were unplanned OPAT-related readmissions, adverse events and achievement of treatment aims at the completion of OPAT. RESULTS Forty six patients were included, encompassing 696 OPAT days. Twenty three (50%) patients received intravenous (IV) liposomal amphotericin B (L-AmB), 23 (50%) received IV echinocandins and one (2%) patient received IV fluconazole. One patient received both IV L-AmB and an echinocandin. Unplanned OPAT-related readmissions occurred in 13 (28%) patients and any adverse event occurred in 19 (41%), most commonly nephrotoxicity amongst patients receiving L-AmB. On univariate analysis, unplanned OPAT-related readmissions were more common in Mucorales infection, L-AmB doses of ≥5mg/kg and otorhinolaryngologic (ENT) infections. At the completion of OPAT, attainment of treatment aims occurred in 28 (61%) patients. CONCLUSIONS Patients receiving parenteral antifungals via OPAT experience high rates of unplanned readmissions and adverse events. Risk factor identification may facilitate optimal patient selection and establishment of treatment aims.
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Affiliation(s)
- Su M Chew
- Department of Infectious Diseases, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia
| | - Christopher H Heath
- Department of Infectious Diseases, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia.,Department of Microbiology and Infectious Diseases, Royal Perth Hospital, Victoria Square, Perth, Western Australia.,PathWest Laboratory Medicine WA, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia.,School of Pathology and Laboratory Medicine, University of Western Australia, 35 Stirling Hwy, Crawley, Western Australia, Australia
| | - Cecilia Petursson
- Department of Microbiology and Infectious Diseases, Royal Perth Hospital, Victoria Square, Perth, Western Australia
| | - Peter A Boan
- Department of Infectious Diseases, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia.,Department of Microbiology and Infectious Diseases, Royal Perth Hospital, Victoria Square, Perth, Western Australia.,PathWest Laboratory Medicine WA, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia
| | - James Owen Robinson
- Department of Infectious Diseases, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia.,Department of Microbiology and Infectious Diseases, Royal Perth Hospital, Victoria Square, Perth, Western Australia.,PathWest Laboratory Medicine WA, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia.,Antimicrobial Resistance and Infectious Diseases Research Laboratory, School of Veterinary and Life Sciences, Murdoch University, Murdoch, Western Australia
| | - Claire M Italiano
- Department of Microbiology and Infectious Diseases, Royal Perth Hospital, Victoria Square, Perth, Western Australia
| | - John R Dyer
- Department of Infectious Diseases, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia
| | - Laurens Manning
- Department of Infectious Diseases, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia.,Medical School, University of Western Australia, 35 Stirling Hwy, Crawley, Western Australia, Australia
| | - Paul R Ingram
- Department of Infectious Diseases, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia.,Department of Microbiology and Infectious Diseases, Royal Perth Hospital, Victoria Square, Perth, Western Australia.,PathWest Laboratory Medicine WA, Fiona Stanley Hospital, 11 Robin Warren Drive, Murdoch, Western Australia.,School of Pathology and Laboratory Medicine, University of Western Australia, 35 Stirling Hwy, Crawley, Western Australia, Australia
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