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Osteoarthritis of hip — Clinical Guidelines

Overview

Osteoarthritis of the hip is a degenerative joint disease characterized by cartilage breakdown, bone spurs, and joint space narrowing, leading to pain, stiffness, and functional impairment 1.

Diagnosis

Clinical history and physical examination essential, focusing on pain with weight-bearing and limited range of motion 1.

Radiographic imaging (X-rays) to assess joint space narrowing, osteophyte formation, and subchondral sclerosis 1.

MRI may be used for detailed assessment of cartilage, labral tears, and soft tissue abnormalities 5.

No specific blood tests are definitive but inflammatory markers may correlate with disease severity 1.

Management

First-line treatments:

- Weight management and physical therapy to improve strength and mobility 1. - Nonsteroidal anti-inflammatory drugs (NSAIDs) for pain relief 1.

Adjunctive treatments:

- Intra-articular corticosteroid injections for short-term pain relief 1. - Radiofrequency ablation (RFA) for chronic pain refractory to conservative measures, particularly in patients with contraindications to surgery 2. - Total hip arthroplasty (THA) recommended for severe cases with significant functional impairment 3 6.

Special Populations

Elderly: THA outcomes generally favorable, but careful consideration of comorbidities and functional status is crucial 3 6.

Comorbidities: Higher BMI, older age, and depression increase risk of persistent pain post-THA 2.

Pediatrics and Pregnancy: Limited evidence; conservative management typically preferred until more definitive data available 1 5.

Key Recommendations

Consider occupational mechanical exposures, such as combined mechanical exposures, non-neutral postures, lifting/carrying loads, and climbing stairs, as risk factors for hip osteoarthritis (Evidence: Moderate) 1.

Radiofrequency ablation can be an effective palliative intervention for chronic hip pain in patients unsuitable for surgery (Evidence: Moderate) 2.

Direct anterior approach (DAA) in THA offers shorter hospital stays and comparable functional outcomes to posterior or lateral approaches, though with longer operative times (Evidence: Strong) 3.

Referral patterns differ between rheumatologists and general practitioners, with rheumatologists more likely to prescribe THA (Evidence: Moderate) 6.

Arthroscopic labral repair is increasingly utilized in hip arthroscopy, particularly by surgeons with sports medicine fellowship training (Evidence: Moderate) 4.

References

1 Jahn A, Andersen JH, Seidler A, Christiansen DH, Dalbøge A. Hip osteoarthritis and occupational mechanical exposures: a systematic review and meta-analysis. Scandinavian journal of work, environment & health 2024. link 2 Pressler MP, Renwick C, Lawson A, Singla P, Wahezi SE, Kohan LR. Radiofrequency ablation of the hip: review. Annals of palliative medicine 2024. link 3 Ang JJM, Onggo JR, Stokes CM, Ambikaipalan A. Comparing direct anterior approach versus posterior approach or lateral approach in total hip arthroplasty: a systematic review and meta-analysis. European journal of orthopaedic surgery & traumatology : orthopedie traumatologie 2023. link 4 Westermann RW, Day MA, Duchman KR, Glass NA, Lynch TS, Rosneck JT. Trends in Hip Arthroscopic Labral Repair: An American Board of Orthopaedic Surgery Database Study. Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2019. link 5 Barlow BT. Editorial Commentary: Hip Arthroscopy in a Military Population: Are the Results Comparable to an Athletic Population?. Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2018. link 6 Samson M, Maillefert JF, Roy C, Cadet C, Ravaud P. Do hip OA patients referred to orthopedic surgeons by general practitioners and rheumatologists differ?. Clinical rheumatology 2012. link 7 Cates HE, Schmidt MA, Person RM. Incidental "rotator cuff tear of the hip" at primary total hip arthroplasty. American journal of orthopedics (Belle Mead, N.J.) 2010. link 8 Atchia I, Birrell F, Kane D. A modular, flexible training strategy to achieve competence in diagnostic and interventional musculoskeletal ultrasound in patients with hip osteoarthritis. Rheumatology (Oxford, England) 2007. link 9 Philippon MJ, Stubbs AJ, Schenker ML, Maxwell RB, Ganz R, Leunig M. Arthroscopic management of femoroacetabular impingement: osteoplasty technique and literature review. The American journal of sports medicine 2007. link 10 Bradley GW, Freeman MA. Revision of failed hip resurfacing. Clinical orthopaedics and related research 1983. link

Osteoarthritis of hip