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Weekly News, Analysis, and Commentary

Large Joints Features & News

ArthritisPower App: 11,000 Patient Registry; #1 Reason for Hip Replacement Success; and #1 Reason for Knee Replacement Failure

Sources: Flickr, James Cridland, and CreakyJoints

Novel app empowers patients to track their symptoms and research participation. Research shows that the state of other affected major joints and spine should be assessed and documented before hip surgery. And a study from New Zealand finds that periprosthetic joint infection is the #1 culprit in primary TKA failure…out to 15 years.


Kingella kingae Tied to Pediatric Joint Infection; Delineating OA Phenotypes; New Study: ≥2x/Week Exercise Cuts LBP

Source: Wikimedia Commons and Dr.saptarshi

Strong association found between osteoarticular infection by K kingae and its presence in the throat of young children. Pain and injury mechanisms point toward clinically distinct OA phenotypes. New data show exercise frequency matters when it comes to preventing low back pain.


Under-Reporting Adverse Events; OREF and NIH Connection; Brad Bruns Wins “Healthcare Hero” Award

Source: Wikimedia Commons and Julia Midgley

New study documents under-reporting of adverse events in orthopedics, the causes and a solution. UCLA researchers found that OREF funding leads, often, to later NIH funding. Go OREF! Finally, kudos to Brad Bruns, M.D. who was recognized by The Phoenix Business Journal as 2017’s Healthcare Hero.

AOFAS Volunteers Give and Teach in Vietnam; New Score Trumps ASA and CCI Risk Stratification Systems; Grapefruit Arthroscopic Training!?

Volunteer surgeons Lorenzo Gamez, MD (left) and Geoffrey M. Tymms, MBBS (right) examine a young patient at the Vinh Orthopedics Rehab Center in Vinh, Vietnam. / Courtesy of AOFAS

AOFAS has just marked its 16th annual volunteer trip to Vietnam. Researchers have developed a new, improved method of risk stratification in OP TJA settings. And the grapefruit (yes, grapefruit) shows researchers that it is a viable alternative arthroscopic training model.