Dr. Jiwu Chen

Dr. Jiwu Chen
Patient education

Sports Medicine Q&A

Brief, easy-to-understand answers to common sports injury, treatment, and rehabilitation questions.

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Sports Physical Therapy

Can dry needling relieve myofascial pain after exercise?

Dry needling may help some patients reduce muscle pain and stiffness and is typically used as an adjunct to overall rehabilitation. Its effectiveness varies among individuals and should be performed by trained professionals. Common reactions include soreness and bruising, with rare but serious risks like pneumothorax when performed near the chest.

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Sports Respiratory Health

How is exercise-induced laryngeal obstruction treated when high-intensity exercise causes throat tightness and noisy inhalation?

Exercise-induced laryngeal obstruction should be considered, and laryngoscopy during exercise can confirm the diagnosis. Treatment often includes professionally guided breathing and laryngeal relaxation training, with laryngoscopic biofeedback if necessary. If asthma is also present, it should continue to be treated appropriately, and one diagnosis should not be used to explain all respiratory symptoms.

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Sports Nutrition and Internal Medicine

Should athletes with iron deficiency receive iron infusions for faster recovery?

Iron status should first be confirmed through blood tests, and causes like dietary insufficiency or blood loss should be investigated. Treatment may include dietary adjustments, oral iron supplements, or intravenous iron in specific cases, depending on severity and previous treatment response. Iron infusions require clear medical indications and should not be used solely for fatigue or performance decline.

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Sports Concussion

Can targeted rehabilitation be done for persistent dizziness, neck pain, or headache after a concussion?

Cervical and vestibular rehabilitation can be assessed. The Amsterdam Consensus on Sports Concussion suggests considering such treatments if dizziness, neck pain, or headache persists beyond 10 days, with progressive aerobic activity based on symptoms. Prolonged complete bed rest is generally unhelpful; specific training should be guided by a team familiar with concussions.

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Sports Rehabilitation Techniques

What benefits does aquatic rehabilitation offer when land-based training is painful?

The buoyancy of water can reduce weight-bearing, aiding in walking and joint mobility; water resistance can also help gradually increase muscle strength. Aquatic rehabilitation is suitable for patients who poorly tolerate land-based training but requires prior assessment of wounds, infection, and overall health, and should be integrated with subsequent land-based functional training.

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Exercise-Induced Low Back Pain

Can exercise-related low back pain be treated solely with massage or joint mobilization?

For common low back pain, manual therapy can be part of a comprehensive treatment plan but should be combined with exercise training and self-management. NICE guidelines suggest incorporating massage, joint mobilization, or spinal manipulation into exercise-inclusive treatment plans. Relying solely on passive treatments is insufficient for restoring strength, mobility, and daily load tolerance.

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Sports Medication and Pain Relief

Can topical NSAIDs be the first choice for pain from acute sprains and strains?

For adults with acute, non-lower back musculoskeletal injuries, ACP and AAFP guidelines recommend topical NSAIDs as one of the first-line pain relief options. Suitability depends on factors like drug allergies, skin condition, and other medications. Pain relief should be combined with protection and rehabilitation and not used as a basis for competing while injured.

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Sports Medicine Procedures

Is joint aspiration necessary for joint effusion, and what is the role of arthrocentesis?

Joint aspiration can relieve swelling and pressure in some patients and allows fluid analysis to investigate causes such as infection or crystal-induced arthritis. The need for aspiration depends on symptoms and diagnostic requirements. After aspiration, the underlying cause of the effusion must be addressed, and patients should inform their doctor about anticoagulant use to assess bleeding and infection risks.

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Chronic Pain and Rehabilitation

How is complex regional pain syndrome treated when post-injury pain is severe with skin color or temperature changes?

Early evaluation for complex regional pain syndrome is crucial, while ruling out infection, vascular, and other issues. Treatment usually involves pain education, gradual functional rehabilitation, medication, and psychological support to aid limb use recovery. Persistent severe symptoms may require referral to a pain specialist to prevent further functional loss due to fear of movement.

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Sports Emergencies

Can acute compartment syndrome be treated conservatively when the leg becomes increasingly tight and painful after an injury?

This is a surgical emergency requiring immediate attention. Persistently elevated pressure can damage muscles and nerves, and disproportionate pain, pain on stretching, or numbness should prompt immediate emergency care. Diagnosis typically necessitates urgent fasciotomy to relieve pressure, and waiting for massage, ice, or pain medication to take effect is not advisable.

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Peripheral Nerve Compression

How should peroneal nerve injury with foot drop be rehabilitated after a knee injury?

It's important to quickly determine the location and extent of nerve damage and rule out other causes such as lumbar spine issues. Treatment may include ankle-foot orthoses, joint mobility, and gait training to aid walking and reduce tripping. Severe compression or structural damage may require nerve decompression, repair, or tendon transfer surgery.

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Peripheral Nerve Compression

How is neurogenic thoracic outlet syndrome treated after overhead activities cause recurrent arm numbness and pain?

After diagnosis, targeted rehabilitation is usually the first step, focusing on improving shoulder and neck mobility, muscle control, and movements that trigger symptoms. If rehabilitation is insufficient, further evaluation for injections or decompression surgery by a specialist may be necessary. It's important to differentiate between neurogenic and vascular types, as their evaluations and management differ.

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Sports Neurological Injuries

Can one immediately return to play after recovering from a 'stinger' or 'burner' injury to the brachial plexus?

A professional evaluation is necessary. Return to play should only be considered after symptoms have completely resolved and strength and range of motion have been restored; persistent weakness or neck pain precludes continued play. Recurrent episodes, bilateral arm symptoms, or persistent symptoms warrant further investigation for cervical spine and nerve injuries and targeted rehabilitation.

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Thoracic Sports Injuries

When can training resume after a rib fracture caused by sports?

First, assess for any associated lung or other organ injuries. Resuming sports typically requires the ability to perform relevant movements without relying on pain medication and without significant pain upon local pressure. Protective gear for the ribs can be used initially in contact sports; recovery time depends on the number of fractures, symptoms, and any associated injuries.

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Hip and Pelvic Injuries

How should one recover from a 'hip pointer' injury after a lateral pelvic impact?

A hip pointer injury typically refers to a contusion of the iliac crest from direct impact, often accompanied by local hematoma and significant pain. Treatment focuses on short-term protection, reducing impact, and pain management, followed by gradual restoration of hip mobility and strength. Protective padding can be used when returning to contact sports, and persistent severe pain should be evaluated for fractures or other injuries.

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Foot and Ankle Sports Injuries

Why do some athletes choose surgery for a fifth metatarsal Jones fracture?

This area has relatively limited blood supply, posing risks of delayed healing, nonunion, and refracture. Some patients can be treated with immobilization and weight-bearing restrictions; those with high athletic demands or poor healing may opt for internal fixation. Return to running and jumping should be based on imaging healing and functional assessment, not just pain resolution.

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Peripheral Nerve Compression

After exercise, I have burning and numbness in my foot. Does tarsal tunnel syndrome always require surgery?

Not always. Once tibial nerve compression at the inner ankle is confirmed, initial management may include activity modification, footwear or orthotic adjustments, medication, and rehabilitation. Persistent compression, clear space-occupying lesions, or ineffective non-surgical treatment may necessitate nerve decompression. Other causes of foot numbness should also be ruled out.

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Foot and Ankle Sports Injuries

I have stiffness and pain at the base of my big toe when pushing off. What are the treatment options for hallux rigidus?

Hallux rigidus is usually related to degeneration of the first metatarsophalangeal joint. Early management includes shoe modification, orthotics, and medication to alleviate symptoms. Limited response to conservative treatment may lead to joint-preserving surgery like cheilectomy; severe arthritis may require joint fusion or other interventions.

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Adolescent Sports Injuries

My adolescent has stiff feet and pain during activity. How is tarsal coalition treated?

Tarsal coalition involves abnormal connections between some foot bones, leading to restricted movement, pain, and rigid flatfoot. Initial treatment may include activity modification, orthotics, or shoe inserts, with short-term immobilization if necessary. Persistent symptoms require surgical evaluation based on coalition extent, joint degeneration, and foot shape.

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Foot and Ankle Sports Injuries

There is a bony prominence on the inside of my arch, and it hurts after activity. Does an accessory navicular need to be removed?

Asymptomatic accessory naviculars usually do not require surgery. If painful, initially reduce local shoe pressure, provide arch support, and use a walking boot or cast for severe cases. Persistent pain after non-surgical treatment may warrant surgical evaluation based on accessory navicular type, tendon attachment, and foot alignment.

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Sports Emergencies

After a severe knee sprain or dislocation, the shape has returned to normal. Do I still need emergency evaluation?

Yes. Multiligament injuries may accompany vascular or nerve damage, and even if the joint self-reduces, it can endanger blood supply to the lower leg and foot. Prompt evaluation of circulation, sensation, and motor function is necessary, followed by stabilization and ligament repair or reconstruction planning. Coldness, numbness, or weakness in the foot requires urgent attention.

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Adolescent Sports Injuries

Can juvenile knee osteochondritis dissecans be managed without surgery initially?

If the skeleton is still growing and the lesion is stable, initial management may include pausing running and jumping, using crutches or braces if necessary, and regular follow-ups. Unstable lesions, loose osteochondral fragments, or lack of improvement with conservative treatment may require surgical evaluation. Treatment choice depends on skeletal maturity, lesion size, and stability.

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Knee Injuries

I have pain below the inner side of my knee. How is pes anserine bursitis treated?

Once diagnosed, most cases are managed non-surgically, including reducing activities that trigger pain, adjusting training plans, and improving lower limb flexibility and strength, with short-term pain relief if needed. Persistent symptoms may warrant local injection discussion, but should first be differentiated from meniscal, ligament, and bony issues.

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