Finger Dislocation
A finger joint knocked out of its normal position
Quick Facts
- Type: Acute hand injury
- Cause: Jamming, falls, sports impacts
- Key signs: Crooked finger, pain, swelling
- First step: Get medical care; do not force it back
Overview
A finger dislocation happens when the bones that meet at a finger joint are knocked out of their normal position. Each finger has small joints connected by ligaments, and a strong force can push these bones apart, leaving the finger bent at an odd angle. It is a common injury, especially in sports and falls.
While a dislocated finger is rarely life-threatening, it should be treated as a real injury rather than something to simply "pop back in." Forcing the joint back without proper assessment can damage tendons, ligaments, nerves, or blood vessels, or miss an accompanying fracture. Most finger dislocations heal well when realigned by a trained professional and then protected while the soft tissues recover.
Symptoms
The signs are usually obvious right after the injury.
- A finger that looks crooked, bent, or out of place
- Sudden, often intense pain at the joint
- Rapid swelling and bruising
- Difficulty moving or straightening the finger
- Numbness or tingling if nearby nerves are affected
Warning signs that need urgent attention include a finger that is pale, blue, cold, or numb, which can indicate the blood or nerve supply is compromised, as well as any break in the skin over the joint or a bone pushing against or through the skin.
Causes
Finger dislocations result from a force strong enough to push the joint out of alignment. Common causes include:
- Sports injuries: A ball striking the end of an outstretched finger (jamming), common in basketball, volleyball, and football.
- Falls: Landing on or bending a finger awkwardly.
- Direct blows or crush injuries to the hand.
- Sudden forceful bending or twisting of the finger.
Dislocations are often accompanied by injury to the surrounding ligaments and sometimes by a fracture, which is why proper evaluation matters.
Risk Factors
- Participation in ball sports and contact sports
- Activities with a high risk of falls
- Previous finger injuries that have weakened the joint
- Conditions that loosen ligaments or weaken bone
- Occupations involving manual work or machinery
Diagnosis
A doctor evaluates the finger to confirm the dislocation, check for associated injuries, and ensure the blood and nerve supply are intact.
- Examination: Assessing the position of the joint, swelling, movement, sensation, and circulation in the finger.
- X-rays: To confirm the dislocation, show its direction, and reveal any accompanying fracture. Imaging is usually done before and after the joint is put back to confirm correct alignment.
Checking for a fracture is important, because a break can change how the injury is treated.
Treatment
Treatment involves realigning the joint and then protecting it while the ligaments heal. This should be done by a trained professional.
- Reduction: Gently maneuvering the bones back into place, often after numbing the area.
- Splinting or buddy taping: Supporting the finger, sometimes by taping it to the neighboring finger, to keep the joint stable while it heals.
- Ice and elevation: To reduce pain and swelling in the early days.
- Pain relief: Over-the-counter pain medicines as needed.
- Hand therapy or exercises: To restore movement and strength once healing allows.
- Surgery: Occasionally needed for unstable joints, certain fractures, or trapped tissue that prevents proper realignment.
Most finger dislocations recover well, though the joint may remain swollen or slightly stiff for some weeks to months.
Prevention
- Wear appropriate protective gear and use good technique in sports
- Buddy-tape a previously injured finger during high-risk activities if advised
- Keep play areas and walkways free of fall hazards
- Strengthen the hands and warm up before activity
- Seek prompt care for finger injuries to support proper healing
When to See a Doctor
See a doctor promptly for any finger that looks dislocated, is very painful, or cannot move normally; do not try to force it back into place yourself. Seek emergency care if the finger is pale, blue, cold, or numb, if a bone is poking through the skin, if there is a deep wound, or if you cannot feel the finger, as these signal injury to circulation, nerves, or skin that needs immediate treatment.
Frequently Asked Questions
Should I try to pop my dislocated finger back in?
No. Trying to force a dislocated finger back yourself can damage tendons, ligaments, nerves, or blood vessels, or worsen a hidden fracture. Have it assessed and realigned by a trained professional, ideally after an X-ray.
How do I know if my finger is dislocated or broken?
Both cause pain, swelling, and trouble moving the finger, and a dislocation often makes the finger look crooked or out of place. They can occur together, so an X-ray is needed to tell them apart and guide treatment.
What should I do right after dislocating a finger?
Keep the hand still, apply ice and elevate it to limit swelling, remove rings before swelling worsens, and seek medical care promptly. Avoid moving or forcing the joint.
How long does a dislocated finger take to heal?
After the joint is put back and supported, the finger often heals over several weeks, though stiffness and swelling can last longer. Hand exercises or therapy may be needed to regain full movement.
When is a finger dislocation an emergency?
Seek emergency care if the finger is pale, blue, cold, or numb, if a bone is sticking through the skin, or if there is a deep wound. These suggest harm to circulation, nerves, or skin that needs immediate treatment.
References
- American Academy of Orthopaedic Surgeons (AAOS). Finger and hand injuries.
- MedlinePlus, U.S. National Library of Medicine. Dislocations.
- American Society for Surgery of the Hand. Finger dislocations.
- Mayo Clinic. Dislocation — Symptoms and causes.