Hard Painful Knot on the Bottom of My Foot

Hard Painful Knot on the Bottom of My Foot


Causes Of A Knot In Arch Or Heel Of Foot:


1) Plantar Fasciitis:

Hard Painful Knot on the Bottom of My Foot
Muscle knots in the feet that feel more like sore muscles are almost always plantar fasciitis! This is just like your sore neck muscles after being overworked all day.
  • This is the most common source arch & bottom of the foot knots.
  • Inflammation can cause your arch ligaments to swell.
  • This leads to stiff & aching morning pain.
  • This is not a very hard lump, but a big swollen hard area.
  • It can feel similar to the muscles in your neck when they are sore.
  • This is much more common, but less of a hard lump than a plantar fibroma.


2) Plantar Fibroma:

knot bottom of foot
A knot in the bottom of foot that feels hard & circular is usually a plantar fibroma. This is the thickening of your connective tissue.
  • fibroma is a concentration of connective tissue.
  • This usually starts to trauma, but can occur for any reason.
  • This is more of a hard nodule than just a muscle knot.
  • This can feel like a hard pebble just under your skin.
  • If can range from 2mm to 5 cm!
  • It could be one bump or multiple bumps.
  • They are usually non-painful, but as you walk on them they start to hurt!


3) Foot Bump Cancer:

knot on heel of foot
A knot on the heel or bottom of the foot is almost never due to anything dangerous. But if it does seem suspicious, always go get it checked out to be safe!
  • This is very, very rare.
  • If you have a hard discrete bump, it is likely a fibroma or plantar fasciitis.
  • But even if it is very rare, MRI or X-ray should be done to rule out this very dangerous tumor.


4)Ganglionic Cyst:

knot in arch of foot
A knot in the arch or the top of the foot can be a ganglionic cyst. This usually occurs if the lump is soft. This is a pocket of fluid from your joints.
  • Ganglion cysts are swellings of fluid.
  • They are usually near foot joints.
  • The most common are the big toe joint, the middle of the foot and the ankle.
  • A cyst by definition is a sac filled with fluid and it can feel hard or soft.
  • These are usually not dangerous.


5)Outside OF The Foot Bump:

knots in feet
Knots in the feet can frequently be a bone bump on the outside of the foot.
  • Outside of the foot bumps are also very common.
  • They can be both on the outside and the bottom of the foot.
  • This can be a bump by your pinky toe, along the outside middle of the foot of outside heel.
  • These are usually hard bone type knots.


knot bottom of foot
A knot in the bottom of the foot that feels like a hard nodule is likely a plantar fibroma. This is a connective tissue thickening that is easily palpable with your hands.



If The Foot Knot Is More Of a Hard Nodule Or Pebble:

This is almost always caused by a formation of hard connective tissue known as a plantar fibroma.

  • A plantar fibroma is a genetic condition that is not dangerous.
  • But can be painful and irritating!
  • It is very rarely a cancer, but if worried you should check it out.
  • But a plantar fibroma is not dangerous at all.
  • You can think of it simply as a “pebble” that is stuck under your skin.
  • By walking on it, it eventually does cause pain.


Hard Painful Knot on the Bottom of My Foot
A fibroma can occur anywhere else in the body, but it is usually the most painful in the sole of the foot.


Home Treatment Of Knots In The Feet:

  • If the knot is not that big or is just irritating the bottom of your foot, but you don’t want to get it removed then just treat the condition as if though it was plantar fasciitis and follow our four stage treatment guide:

Four Stage Bottom of the Foot Pain Treatment Guide.

  • Offloading the fibroma works well.
  • A pad can be cut out around it, if this works you never have to worry about it again.
  • An accomodative orthotic can work great for this condition.
  • Massage your arch using a tennis ball.
  • Use anti-inflammatories to decrease the inflammation when it flares up.
  • Use a frozen bottle of water to numb the arch for 15-20 minutes to feel better.
  • All this can be done while watching TV.
  • Jump To The Treatment Guide.

Hard Painful Knot on the Bottom of My Foot
A large component of treatment is stretching your calf and foot muscles to allow accommodation for the arch.


Other Non-invasive Treatments:

  • Transdermal Verapamil.
  • Stretching and massaging of the nodule.
  • Padding around the hard knot.
  • Physical Therapy to work the knot out over time.


Hard Painful Knot on the Bottom of My Foot
An injection could be used to treat a hard painful knot on the bottom of my foot.

Invasive Treatments:

  • Corticosteroid Injection.
  • Surgery is the most common and essential the only treatment method to actually remove this hard knot, all the other treatments focus on allievating the pain.


For more on A Hard Painful Knot on the Bottom of My Foot:

Plantar Fibroma

About the author

The Modern Podiatrist (Foot and Ankle Specialist Doctor):Today's podiatrist is required to undergo rigorous medical training that licenses them as physicians with equivalent legal standing to the MD and DO degree (These are physician recognized licenses most common only in the USA). Although admittedly the training does differ between the three degrees. The differences are listed below.In Michigan Podiatrists are trained and authorized to perform surgery in the foot and ankle up to the tibial tubercle below the knee.All our podiatrists and foot doctors have undergone rigorous training including a 4 undergraduate college degree, writing the medical school entrance exam (MCAT), followed by a 4 year medical school degree (DPM - Doctor of Podiatric Medicine),Once podiatrists in the USA complete the rigorous 4 year medical school courses, they are required to complete a minimum of 3 years of a surgical and non-surgical residency program. Some podiatrists and foot doctors then choose to go on to further fellowship training specializing in various forms of specialty such as diabetic surgery or reconstructive foot and ankle surgery.The training is not over yet! Each podiatrist must be judged by a governing body where they submit their surgical cases and are reviewed regularly to ensure excellent results. This is a career long evaluation with board qualifications and certifications every few years.So have faith that today's podiatrist is your best choice for your foot and ankle problems! We are able to approach you foot and ankle problems from a non-surgery perspective, but that when necessary we can provide you with the treatment that you need!All articles written by this account are considered to be for educational purposes only. It is impossible for us to truly assess your condition and the advice we give here is meant to give you a basis to then follow up with your podiatrist and foot doctor later.If you have any questions at all, or there is anything that we can help you with, please feel free to contact our office or email us. Podiatrists provide medically necessary treatment which should be covered by valid insurance plans, we are not a cosmetic or elective medical specialty.