Education · hand

Fingertip Injuries Info

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Mallet finger injury
Mallet finger — the fingertip droops because the extensor tendon at the end of the finger has torn or pulled off a small bone fragment. Wikimedia Commons 4.0

Crush, laceration, nail-bed and amputation injuries of the fingertip and their management.

What you're feeling

You likely have pain right at the tip of your finger where the injury occurred. This pain can feel sharp or throbbing, especially if you have a crush injury or a cut that exposed the bone. Many patients notice the pain gets worse when they use their hand for daily tasks like reaching behind your back to fasten a bra or tucking in a shirt. Simple movements that require gripping or pinching can make the discomfort flare up quickly.

If you have a nail bed injury, the area under your nail may feel very tender to the touch. You might find it difficult to sleep on the side of your hand because the pressure hurts. Even light activities can cause significant pain if the bone or soft tissue is damaged. However, if you have a glomus tumour, you may experience specific pain that improves significantly within 3 weeks after treatment. Most patients recover normal function and feel much less pain after the procedure.

Infection is rare after these injuries, occurring in only 2.5% of cases. You should not expect a high rate of infection even without taking preventative antibiotics. If you undergo a revision amputation, you can expect to return to work on average approximately 7 weeks after the surgery. Your surgeon aims to minimize pain and help you heal while keeping your finger length and feeling intact. Many patients find that their fingertip feels almost normal again with satisfactory motion and sensation.

What's actually happening

When you injure your fingertip, you damage the soft tissue and sometimes the bone underneath. The nail matrix is the growth area under your cuticle that creates your nail. It sits about halfway between your cuticle and the top joint of your finger. If this area is damaged, your nail may grow back crooked or not at all.

Your surgeon aims to fix both the top and bottom of the injury at the same time. This helps restore a fingertip that looks and works well. Some treatments use skin flaps to cover the wound, while others use grafts to rebuild the nail bed. These methods help preserve the length of your finger and prevent a hook-like shape. In some cases, a flap from your palm is used to add bone support and length.

Healing varies, but some options offer faster results. Noncontact low-frequency ultrasound treatment can heal wounds nine times faster than standard care alone. If surgery is needed, you can expect to return to work on average approximately 7 weeks after a revision amputation. Infection is rare, occurring in only 2.5% of cases. There is no meaningful difference in infection rates between patients who take antibiotics and those who do not. Your surgeon chooses the best path to minimize pain, keep your finger feeling normal, and give you a good cosmetic result.

What we can do about it

Many fingertip injuries heal well without surgery. You can try conservative nonsurgical treatment even if bone is exposed. Some patients use noncontact low-frequency ultrasound to speed up healing, which works nine times faster than local wound care alone. Your surgeon may suggest a simple splint, like an artificial nail, to protect the repair while you move your finger. This approach helps you regain motion and return to work without invasive procedures.

If pain or inflammation persists, your surgeon may discuss medical options. While evidence does not specify drug names or injection types for general fingertip injuries, the goal is to minimize pain and optimize healing. For specific conditions like glomus tumours, a targeted approach can provide significant pain improvement and normal function recovery in 3 weeks. Infection rates after injury are low at 2.5%, and studies show no meaningful difference in infection rates between those treated with and without preventive antibiotics.

Surgery is considered when conservative care reaches its limit or when the injury involves complex tissue or bone loss. Your surgeon may perform a flap procedure to restore a satisfying fingertip, preserve finger length, and avoid deformity. These operations aim to provide acceptable cosmetic appearance and restore sensibility so you can return to work on average approximately 7 weeks after surgery.

When to see someone

See your GP if you have persistent pain that does not improve with rest, or if you feel weakness or instability in the finger. Ask for a specialist review if your finger locks or gives way, or if symptoms interfere with your sleep or work. Seek help immediately if you notice a sudden worsening of the injury. While many fingertip injuries heal without surgery, an infection occurs in 2.5% of cases. You should also consult a doctor if you have a cut that exposes bone, as some treatments work best within 5 hours of injury.