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What does lateral plantar nerve innervate?

Author

William Jenkins

Published Feb 16, 2026

What does lateral plantar nerve innervate?

The lateral plantar nerve is an important motor nerve in the foot because it innervates all intrinsic muscles in the sole, except for the muscles supplied by the medial plantar nerve (abductor hallucis, flexor digitorum brevis, flexor hallucis brevis, and first lumbrical).

Subsequently, one may also ask, what muscles are innervated by the lateral plantar nerve?

Lateral plantar nerve
FromTibial nerve
Innervatessole, abductor digiti minimi muscle (foot), flexor digiti minimi brevis muscle (foot), quadratus plantae, 3 lateral lumbricals of the foot, adductor hallucis muscle, plantar interossei muscles, dorsal interossei muscles
Identifiers
LatinNervus plantaris lateralis

Additionally, why does my lateral plantar nerve hurt? Medial and lateral plantar nerve entrapment is compression of nerve branches at the inner heel (the medial or lateral branches of the plantar nerve) that causes pain. The nerve branches are pinched (compressed) between bone, ligaments, and other connective tissues, causing pain.

Then, what nerve innervates the lateral foot?

The sural nerve is located somewhat lateral to the Achilles tendon and in proximity to the lesser saphenous vein (Fig 13) (1,12). At the level of the ankle, it divides into smaller branches that provide sensory innervation to the lateral aspect of the foot and fifth toe.

How do you treat lateral plantar nerve pain?

Treatment involves orthotics and immobilization. (See also Overview of Foot and Ankle Disorders.) Symptoms of medial and lateral plantar nerve entrapment include almost constant pain, with and without weight bearing, which helps to differentiate medial and lateral plantar nerve entrapment from plantar fasciosis.

How do you treat plantar nerve entrapment?

Conservative therapy consists of: a short course of oral anti-inflammatory medication; padding and offloading of the entrapment site; steroid injection therapy; stretching exercises; and physical therapy. Physical therapy is beneficial if the patient has concurrent entrapment of Baxter's nerve and plantar fasciitis.

Which is the most lateral of the foot muscles?

The lateral leg muscles that insert on the foot are the fibularis longus and fibularis brevis. These two muscles perform eversion of the foot and are innervated by the superficial fibular nerve. The intrinsic muscles of the foot can be further broken down into the dorsal aspect and the plantar aspect.

Where does the lateral plantar nerve come from?

The lateral plantar nerve is the other terminal branch of the tibial nerve. It arises from below the flexor retinaculum and passes anterior, deep to the abductor hallucis and flexor digitorum brevis.

What does the lateral plantar artery supply?

The lateral plantar artery (external plantar artery), much larger than the medial, passes obliquely lateralward and forward to the base of the fifth metatarsal bone.
Lateral plantar artery
SourcePosterior tibial artery
SuppliesSole
Identifiers
LatinArteria plantaris lateralis

What is plantar aponeurosis?

The plantar aponeurosis, also known as the plantar fascia, is a strong layer of white fibrous tissue located beneath the skin on the sole of the foot.

What is peroneal nerve?

The common peroneal nerve branches from the sciatic nerve and provides sensation to the front and sides of the legs and to the top of the feet. This nerve also controls the muscles in the leg that lift the ankle and toes upward.

What causes medial plantar nerve entrapment?

It is a compression of the nerve branches, where the nerve branches are compressed between bones, ligaments and other connective tissues causing a pain at the inner heel area. Entrapment in the medial longitudinal arch of the foot may result in altered sensation on the medial aspect of the sole of the foot.

What nerve root Innervates the toes?

The deep fibular nerve also innervates the extensor digitorum brevis and extensor hallucis brevis, which are intrinsic muscles of the foot. These muscles are responsible for extending the toes at the metatarsophalangeal joints and interphalangeal joints.

What are symptoms of peroneal nerve damage?

Symptoms
  • Decreased sensation, numbness, or tingling in the top of the foot or the outer part of the upper or lower leg.
  • Foot that drops (unable to hold the foot up)
  • "Slapping" gait (walking pattern in which each step makes a slapping noise)
  • Toes drag while walking.
  • Walking problems.
  • Weakness of the ankles or feet.

What nerve Dorsiflexes the foot?

Deep fibular nerve: Innervates the muscles of the anterior compartment of the leg; tibialis anterior, extensor digitorum longus and extensor hallucis longus. These muscles act to dorsiflex the foot, and extend the digits.

What is peroneal nerve decompression?

Symptoms include pain, numbness, and foot drop. When secondary to compression of the nerve at the fibular head, peroneal (fibular) nerve release is a low-risk procedure that can provide excellent results with pain relief and return of function. Peroneal neuropathy is a common pathology encountered by neurosurgeons.

What causes nerve entrapment in the foot?

Foot and ankle neuropathy and nerve entrapment causes

Foot and ankle nerve conditions can occur because of injury, stress on the foot or ankle, diabetes and autoimmune diseases.

How many nerve endings are in the foot?

these bones are out of alignment, so is the rest of the body. The heel bone is the largest of the bones in the foot. There are over 7,000 nerve endings in each foot. six ounces of perspiration a day, sometimes more.

What muscles does the deep peroneal nerve innervate?

The deep peroneal nerve supplies the following muscles:
  • Tibialis anterior.
  • Extensor digitorum longus.
  • Peroneus tertius.
  • Extensor hallucis longus (propius)
  • Extensor digitorum brevis.
  • Extensor hallucis brevis.

How do you stimulate the nerve in your foot?

Stretching exercises
  1. Place one leg behind you with your toe pointing forward.
  2. Take a step forward with the opposite foot and slightly bend the knee.
  3. Lean forward with the front leg while keeping the heel on your back leg planted on the floor.
  4. Hold this stretch for 15 seconds.
  5. Repeat three times per leg.

What nerve controls right foot?

The peroneal nerve controls the muscles that lift your foot.

What organs are connected to the feet?

The theory underlying reflexology is that the organs, the nerves, glands and other parts of the body are connected to reflex points on the feet and hands. These areas are found on the soles of the feet and palms of the hands, as well as on the top and sides of the feet and hands.

What can be mistaken for plantar fasciitis?

Baxter's Nerve Entrapment

Probably the most common nerve entrapment symptom confused with plantar fasciitis is when the “inferior calcaneal nerve” (aka “Baxter's Nerve”) that runs along the bottom of the heel is pinched. Clinical symptoms of Baxter's Entrapment and plantar fasciitis can be virtually identical.

What is Baxter's nerve?

The first branch that splits off from the Lateral Plantar Nerve is known as the Inferior Calcaneal Nerve or Baxter's Nerve. It is a mixed sensory and motor nerve, providing motor innervation to the abductor digiti minimi muscle.

Where does tarsal tunnel hurt?

Tarsal tunnel syndrome is pain in the ankle, foot, and sometimes toes caused by compression of or damage to the nerve supplying the heel and sole (posterior tibial nerve). Symptoms include burning or tingling pain that occurs when people walk or wear certain shoes.

What exercises plantar fasciitis?

Stretching exercises before getting out of bed

Stretching or massaging the plantar fascia before standing up can often reduce heel pain. Stretch your foot by flexing it up and down 10 times before standing. Do toe stretches to stretch the plantar fascia. Use a towel to stretch the bottom of your foot (towel stretch).

Where is the plantar nerve located?

The plantar nerves are a pair of nerves innervating the sole of the foot. They arise from the posterior branch of the tibial nerve.

How is sural nerve damage treated?

Treatment
  1. Desensitization. Direct massage over the irritated nerve is designed to both desensitize the nerve and break up any scar tissue around the nerve.
  2. Medication. Medications like Gabapentin (Neurontin) or Pregabalin (Lyrica) may help to stabilize the irritated nerve.
  3. Corticosteroid injection.
  4. Comfort shoe wear.

How do you get rid of a pinched nerve in your foot?

9 Treatments
  1. Adjust your posture. You may need to change how you're sitting or standing to relieve pain from a pinched nerve.
  2. Use a standing workstation. Standing workstations are gaining popularity, and for good reason.
  3. Rest.
  4. Splint.
  5. Stretch.
  6. Apply heat.
  7. Use ice.
  8. Elevate your legs.

Is plantar fasciitis the same as neuropathy?

Plantar fasciitis, Causes, Symptoms |peripheral neuropathy in feet, are several different types of feet condition but the most common causes of feet and heel pain are plantar fasciitis and peripheral neuropathy.

Can you get nerve damage from plantar fasciitis?

They found that in 84 patients with a chief complaint of plantar heel pain, more than 72 percent had a sensory disturbance of the medial calcaneal nerve and/or tarsal tunnel syndrome. There is also an association between plantar fasciopathy and medial calcaneal neuropathy.

What helps nerve pain in foot?

Strategies for Easing Nerve Pain
  1. Keep on top of diabetes. If you have diabetes, keep blood sugar under control.
  2. Walk it off. Exercise releases natural painkillers called endorphins.
  3. Pamper your feet. If the feet are affected by nerve pain, it's time to focus on good foot care.

Do you get numbness with plantar fasciitis?

There's minimal morning pain — a classic plantar fasciitis symptom. It tends to get worse as the day goes on instead. In addition to pain, there are also often weird sensations, numbness, and tingling, usually on the bottom-inside of the heel.

Can your toes go numb with plantar fasciitis?

This symptom may be worse if the person also has a tight Achilles tendon. Foot tingling or burning. Occasionally people report a tingling or burning sensation in the affected foot, possibly indicating a nerve is being irritated or squeezed.

What helps nerve pain in your heel?

Initial treatment of heel pain caused by nerve entrapment includes rest, ice, anti-inflammatory or analgesic medications, relief of pressure at the site of pain, and stretching exercises. If conservative measures are ineffective after six to 12 months, surgical decompression should be considered.

Can Plantar fasciitis cause shooting pain?

Plantar fasciitis typically causes a stabbing pain in the bottom of your foot near the heel. The pain is usually the worst with the first few steps after awakening, although it can also be triggered by long periods of standing or when you get up after sitting.

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