What is the recommended treatment for lateral epicondylitis and medial epicondylitis?

Treatment for Lateral and Medial Epicondylitis

Start with a structured 6-12 week conservative regimen combining rest, activity modification, NSAIDs, and physical therapy focused on eccentric strengthening exercises and counterforce bracing—this approach successfully resolves symptoms in the majority of patients without requiring injections or surgery 1, 2.

Initial Conservative Management (First-Line Treatment)

The foundation of treatment for both lateral ("tennis elbow") and medial ("golfer's elbow") epicondylitis is conservative therapy, which should be attempted in all patients before considering invasive options 1.

Phase 1: Initial Symptom Control (0-4 weeks)

• Rest and activity modification: Eliminate or modify the aggravating activity
• Ice application: Apply locally to reduce pain
• Oral NSAIDs: For pain control and symptom management
• Consider corticosteroid injection: Effective for short-term pain relief (particularly in first 6 weeks), but no long-term benefit demonstrated 3

Phase 2: Rehabilitation (4-12 weeks)

• Physical therapy: Coordinated rehabilitation program with:
  • Range-of-motion exercises
  • Progressive eccentric strengthening exercises
  • Stretching protocols
• Counterforce bracing: Apply during activities
• Technique modification: If sports or occupational activities are causative
• Equipment modification: Adjust tools or sporting equipment

Important Caveat on Corticosteroid Injections

While corticosteroids are the most commonly used infiltration agent among Brazilian orthopedists (89.6%) 4, and provide effective short-term pain control, they have not demonstrated long-term benefit 3. Use them judiciously for acute symptom relief, not as definitive treatment.

Refractory Cases: Second-Line Injectable Options

If symptoms persist beyond 8-12 weeks of conservative therapy:

Hyaluronic Acid vs. Corticosteroids

The evidence suggests a time-dependent approach:

• For acute lateral epicondylitis: Very low-quality evidence suggests hyaluronic acid provides greater improvement in pain and function than corticosteroids from 8 weeks to 6 months 5
• For chronic lateral epicondylitis: Corticosteroid injections appear more effective than hyaluronic acid for pain relief and functional recovery up to 6 weeks 5

Platelet-Rich Plasma (PRP)

• PRP injection is effective for both lateral and medial epicondylitis 6
• Can treat simultaneous lateral and medial epicondylitis in the same session with effective pain relief 6
• Functional outcomes may be slightly reduced with simultaneous treatment compared to isolated treatment 6
• Patient acceptance is high: 75.2% of surveyed patients were "likely" or "extremely likely" to consider PRP injection 7

Surgical Intervention

Surgery is indicated only after a minimum of 6 months of well-managed conservative treatment has failed 1, with debilitating pain that significantly impacts quality of life.

Surgical Timing and Indications

• Minimum 6-month trial of conservative therapy required 1
• Must exclude other pathologic causes of elbow pain
• Patient must have debilitating pain affecting daily activities
• Success rates: 85-95% subjective relief 1, 2

Surgical Technique Options

For lateral epicondylitis, arthroscopic release offers superior early outcomes compared to open technique 8:

Arthroscopic Advantages:

• Significantly reduced early pain (VAS scores lower from day 1 through 1 month) 8
• Faster return to work: Mean 2.3 weeks vs. 12.9 weeks for open technique 8
• Better cosmetic satisfaction 8
• Lower PRTEE scores at 1 month 8

Open Technique Advantages:

• Shorter operative time: 30.5 vs. 40.6 minutes 8
• Still highly effective with 85-95% success rates 1
• Preferred by 75.8% of Brazilian orthopedists 4

Surgical Procedure Components

Regardless of approach, surgery involves:

1. Excision of pathologic tendon tissue (angiofibroblastic degeneration)
2. Repair of resulting defect
3. Reattachment of origin to epicondyle
4. Gentle epicondylar decortication 9

Simultaneous Bilateral Epicondylar Surgery

For patients with coexistent lateral and medial epicondylitis in the same elbow, simultaneous open debridement and release of both common extensor and flexor origins can provide durable pain relief 9, though this presentation is rare.

Critical Pitfalls to Avoid

1. Repeated corticosteroid injections: While commonly practiced, these provide only short-term relief and lack long-term efficacy 3. Limit use and critically appraise the need for repeated injections 9.

2. Premature surgery: The 6-month conservative trial is essential—most patients respond to non-operative management 1, 2.

3. Misdiagnosis: This is a clinical diagnosis based on localized epicondylar tenderness with pain on resisted wrist extension (lateral) or flexion (medial). Imaging is only needed to exclude other pathology after conventional therapy fails 3.

4. Ignoring the pathophysiology: These are tendinosis conditions (angiofibroblastic degeneration), not inflammatory processes, despite the "-itis" terminology 3. Treatment should address degenerative changes, not inflammation.

5. Objective strength deficits post-surgery: While subjective relief is high (85-95%), objective strength deficits may persist after surgical treatment 1.