Arthroscopy prior to shoulder arthroplasty may increase infection risk
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SAN FRANCISCO — Patients who underwent arthroscopy prior to total shoulder arthroplasty had a greater risk of periprosthetic joint infection, according to results presented at the Arthroscopy Association of North America Annual Meeting.
Brett D. Meeks, MD, and colleagues categorized patients who underwent total shoulder arthroplasty into groups based on whether they underwent arthroscopy on the ipsilateral shoulder within 2 years of total shoulder arthroplasty.
“We looked at baseline demographics between the groups and we looked at 90-day complications to look for any association with prior shoulder arthroscopy,” Meeks said in his presentation here.
Meeks noted patients who underwent prior shoulder arthroscopy were significantly younger, more likely to be female patients and from the Midwest. More patients in the arthroscopy cohort also had a history of smoking, steroid injection and periprosthetic joint infection in other joints in the last 2 years.
“When we looked at 90-day complications, we found nearly a threefold increased risk of [periprosthetic joint infection] in patients who had a prior shoulder arthroscopy,” Meeks said.
He added patients who had prior shoulder arthroscopy within 3 months of an arthroplasty procedure had a nearly fivefold increased risk of periprosthetic joint infection.
“Surgeons may want to consider delaying arthroplasty by at least 3 months after arthroscopy, if possible,” Meeks said.