MSK Medicine by Dr. Chanaka

03/05/2026

Ankle intra-articular interv

02/05/2026

💉 Restoring Function, Not Just Treating Pain

MSK Medicine by Dr. Chanaka

A 42-year-old manual worker presented with:
🔹 Chronic pain and stiffness of the 2nd PIP joint
🔹 Painful flexion affecting dominant hand function
🔹 Limited response to prolonged occupational therapy

For a manual worker, even a small joint like the PIP can be career-limiting.

🔍 Clinical Challenge

Chronic capsular stiffness + pain → Functional limitation
Conventional therapy plateaued ❌

🎯 Intervention Strategy (USS-Guided)

Instead of isolated treatment, a functional + structural approach was used:

✔️ Prolotherapy targeting capsular pathology
✔️ Capsular hydrodilatation to restore joint space
✔️ Posterior capsular hydrodissection to release adhesions

⚡ Outcome

✅ Immediate improvement in ROM
✅ Pain-free flexion achieved
✅ Functional restoration of dominant hand

💡 Key Insight

Small joint ≠ small problem

In chronic PIP stiffness:
👉 Think beyond inflammation
👉 Address capsular restriction + adhesions
👉 Use image guidance for precision and safety

🎥 Procedure video (USS-guided) attached – demonstrating:
• Needle positioning
• Capsular distension
• Hydrodissection plane

📌 Takeaway for Clinicians

When rehab fails,
➡️ Look for mechanical restrictions
➡️ Treat the functional unit, not just symptoms

30/04/2026

🦵 Anterior & Medial Tibial Pain in Athletes
Stress Fracture vs MTSS vs Compartment Syndrome
Key Clinical Differentiation (High-Yield MSK Approach)

WHY THIS MATTERS
⚠️ One symptom. Three different pathologies.

Anterior leg pain is often mislabelled as “shin splints”
👉 But missed diagnosis can lead to:

Delayed healing
Stress fracture progression
Chronic exertional disability

Clinical differentiation is essential

FRACTURE
🦴 Tibial Stress Fracture

Think focal bone overload injury

📍 Very focal tenderness (5 cm along tibia)
😌 Dull, aching discomfort
🏃 Worse at start → may ease during activity
💤 Usually no rest pain
❌ Hop test usually negative

👉 Strong link with training errors + biomechanics

EXERTIONAL COMPARTMENT SYNDROME

🧠 CECS (Anterior Compartment)

Think pressure-driven ischemic pain

⏱ Predictable pain after exercise duration
💥 Tightness / bursting sensation
🧍 Rapid relief after rest (minutes)
⚡ May have tingling or foot weakness
🖐 Rest exam often normal

CLINICAL RULES (HIGH YIELD)

🧠 Practical MSK Approach
📍 Focal bony tenderness → Stress fracture until proven otherwise
📍 Diffuse tibial border pain → MTSS
📍 Exercise-induced tightness + neuro symptoms → CECS

⚠️ The “5 cm rule” is supportive only, not diagnostic

TAKE-HOME MESSAGE
🎯 Clinical Accuracy = Better Outcomes

Do not label all anterior leg pain as “shin splints”

👉 Differentiate early
👉 Image selectively
👉 Treat based on pathology

Protect the athlete. Protect performance

MSK Medicine by Dr. Chanaka
Sports Medicine | Rehabilitation | Image-Guided Interventions

📍 Clinical reasoning in MSK medicine
📍 Ultrasound-guided precision approach

28/04/2026

**My Approach to ACJ Interventions – Treat the Functional Unit, Not Just the Joint**

In acromioclavicular joint (ACJ) pain, our target should not be limited to the joint cavity alone.

In my experience, many patients respond surprisingly well to **non-guided injections**—sometimes even better than strictly intra-articular ultrasound-guided injections.

Why?

Because non-guided techniques often **spread beyond the joint space**, inadvertently addressing:
• The joint capsule
• Periarticular ligaments
• Surrounding soft tissue contributors

This made me rethink my approach.

👉 The ACJ should be treated as a **functional unit**, not just a cavity.

With ultrasound guidance, instead of focusing only on intra-articular placement, I intentionally target:
✔ Joint space
✔ Joint capsule
✔ Surrounding stabilizing structures

This “layered approach” may better replicate the broader therapeutic effect seen in non-guided injections—while maintaining precision and safety.

📌 The goal is not just accuracy…
—but **relevance to pathology and biomechanics**.

Curious to hear your thoughts—
Do you target beyond the joint in ACJ interventions?

28/04/2026

Acromioclavicular Joint (ACJ) Prolotherapy – Beyond the Joint Space
Ultrasound-guided precision targeting not only the joint cavity, but also the joint capsule for true functional stability.

25/04/2026