black dot on bottom of foot hurts black dot on bottom of foot hurts

If your provider suspects you have peripheral neuropathy, Guillain-Barr syndrome, or another condition related to your nerves, they may perform nerve conduction studies (NCS). Treatment for foot pain depends on your diagnosis. Causes of Foot Pain and Treatment Options, The 8 Best Insoles for Plantar Fasciitis in 2023. Inspect all areas of the feet daily, including the soles, underneath toenails and between the toes. I have a black spot on the heel of my foot. The reasons for these spots vary from person to person. Whether your foot pain is near the toes or at the heel, the pain may affect you with every footfall. These spots can vary from shape to shape and in size. An embolism from the heart might be clot or infection. Non-healing sore on your foot (or a sore that heals and returns . Dark brown to black color spots appear on foot and under the foot. If you have never been tested for diabetes, your provider will check your glucose (blood sugar) level with a blood test. A doctor can recommend an appropriate treatment and steps a person can take to prevent bumps from occurring in the future. This causes sharp, stabbing pains in your heel, or foot pain in the middle along the sole. Peripheral neuropathy can be harder to treat than other foot conditions. changes in sensation, such as itchiness, tenderness, or pain. These kinds of issues can occur due to the presence of internal bleeding in the body. A skin infection can occur on any area of your body, including between your toes, around one or more of your nails, and on your scalp. Appearing very small at first, but growing larger. A doctor can drain cysts using a sterile needle. The flow of blood gets disturbed due to obesity or pressure. Clusters of warts form around a "mother wart". A custom, printable Halloween word list! The sesamoids are two small bones beneath the pad of the big toe. What Causes Blisters on the Bottom of Your Feet When Walking? Dark spots have various shapes and sizes. Neurol Clin Pract. "Most important is avoiding or fixing what caused friction," says Rebecca Sundling, DPM, a podiatric surgeon at Foot and Ankle Specialists in Grand Rapids, Michigan. This intake increases the amount of spots on the skin of the foot and the sole. By adding this oil, the scrub will get a creamy texture. This type of hematoma is commonly caused by . "Tophiwhich are uric acid crystal deposits that look like lumps under the skincommonly develop [in the feet], although they . Members. I have a round black spot on bottom of my foot. Top answers from doctors based on your search: Created for people with ongoing healthcare needs but benefits everyone. You can learn more about how we ensure our content is accurate and current by reading our. They may watch to see how the bottom of your foot hurts when you walk, and ask you to stretch your toes. Complementary or alternative treatments may relieve foot pain, at least temporarily. The doctor can examine the feet and ask questions about a persons medical history to determine the cause. It has a range of potential causes, Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations. A retrospective study. Laken Brooks (she/hers) is a freelance writer with bylines in CNN, Inside Higher Ed, Good Housekeeping, and Refinery29. Sometimes when patients go through the excess intake of insulin. Spots, appearing on one's skin are inevitable, and one should expect their appearance as one ages. Thousands of new, high-quality pictures Nephropathy in an elderly woman. Foot ulceration is the most common lower-extremity complication for people with diabetes. Bursitis is an inflammation of the natural cushions between bones and soft tissue. The most common causes include diabetes and chronic alcohol abuse. Various reasons can cause the appearance of black and brown spots under the foot. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'duskyskin_com-banner-1','ezslot_3',138,'0','0'])};__ez_fad_position('div-gpt-ad-duskyskin_com-banner-1-0');Sometimes some problems are due to internal issues. It may still be a. even without the black dot. For other causes of toe pain, visit the toe pain diagnosis section. HealthTap uses cookies to enhance your site experience and for analytics and advertising purposes. But the appearance of the places is not suitable for anyone. That's simply not true. That's because each of these conditions can result in the same kind of symptoms you are experiencing. Understanding these helps a person determine why they have one and take the best course of action. concerned as spot is not getting smaller or fading. Symptoms can vary depending on what's to blame. A person may also need chemotherapy or radiotherapy to help recovery. A healthcare provider may diagnose and treat your foot pain, or refer you to a foot and ankle specialist. Whenever you have foot pain, start by checking your feet for any injuries, suggests board-certified dermatologist Deirdre Hooper, MD, an associate clinical professor at Louisiana State University and Tulane University in New Orleans. An itchy rash and sometimes tiny blisters, dry scaly skin, or a white discharge that looks like cottage cheese. A person may need to wear orthotics after surgery. That includes checking your feet for any skin changes, like brown or dark spots. This tends to be in the foot and can sometimes also occur further up the leg; Livedo Reticuarlis: this is a lace-like bluey purplish discoloration of the skin Hand, foot, and mouth disease will resolve within 7-10 days. Black spots on toes from embolism. Metatarsal fracture. Some fungal infections can also cause the appearance of dark spots under your feet. By . 9. Why do I get acne after swimming in a chlorine pool? the skin is slightly raised and it is only painful if pressure is applied to it (i.e walking). The sunlight affects the skin, and the skin starts losing the pigmentation from specific areas. Treatments for each cause are explored below: A doctor may recommend functional foot orthosis for someone with limited movement of their big toe joint. The symptoms may worsen until the person cannot use their muscles at all. This kind of problem needs emergency care. They aren't intended for long-term use, so use them only as prescribed. These small, fleshy bumps may be tender to walk on. Just. The metatarsals help form the arch of the foot, which are essential for weight-bearing and walking. Usually, stress fracture causes mild or moderate pain when walking that fades away after taking a rest. National Library of Medicines list Based on their assessment, they may point you to a podiatrist (foot specialist) or orthopedist (bone specialist). For example, plantar fasciitis can lead to pain at the heel. Johns Hopkins Medicine. Hard, thickened skin (callus) over a spot on the skin, where a wart has grown inward. Armstrong, D. G., Boulton, A. J. M., & Bus, S. A. With increasing severity, the spots turn blacker in color, and these color spots can be dangerous for the skin. Plantar fasciitis: Should I have surgery for heel pain? To establish that the product manufacturers addressed safety and efficacy standards, we: We do the research so you can find trusted products for your health and wellness. The sock and foot then rub against each other and the inside of the shoe causing blisters to appear.Plantar fibromas are firm, nodular masses which occur as a single mass or in clusters on the arches of the foot. poked thru the top skin layer and it seems to flake off. If a deformity is to blame, a metatarsal osteotomy can be done to realign the metatarsal bone(s). If they have changed in size or color, you may need to have them. To treat a foot pad injury, first rinse the affected foot under cool water to remove debris. Debra Sullivan, Ph.D., MSN, R.N., CNE, COI. At least 20 million Americans have some form of peripheral neuropathy. There can be no sign and symptom of the problem which lies externally. And these spots usually appear on the foot because this is the most exposed area due to pressure. Gerontology. Company Description: Tyson Foods is one of the leading food companies and a recognized leader in protein worldwide. Take at least ten strawberries. "Also, keep spaces between your toes dry. The term embolism means that something reached the toes from another location. 2015 Apr;63(4):136-138. doi:10.1177/2165079915576923, Leonhard SE, Mandarakas MR, Gondim FAA, et al. This article explores the various causes of a bump on the bottom of the foot and how a person can treat each cause. The surgery involves cutting part of the plantar fascia to release tension and ease swelling. Laken Brooks (she/hers) is a freelance writer with bylines in CNN, Inside Higher Ed, Good Housekeeping, and Refinery29. Read our, The 12 Best Shoes for Plantar Fasciitis of 2023, acute inflammatory demyelinating polyradiculoneuropathy, 6 Simple Ways to Maintain Perfect Posture. What Causes Plantar Fasciitis to Flare Up? These spots are usually occurring due to the sunlight. These reasons are sometimes harmful and sometimes healthy. University of Michigan Health. This article explains your foot's anatomy and common causes of pain. Doctors typically provide answers within 24 hours. A small incision is made in the foot and the affected nerve is removed. Sometimes due to increase pressure and sometimes due to lack of blood flow, dark spots appear. Dyshidrotic eczema. That is why it is imperative to consider this phenomenon. It is possible to have melanoma and that needs to be checked. It also soothes the corn, reducing pain and swelling in the affected area. It could be something as simple as having a blister, which is a fluid-filled bubble that develops in an area of pressure and rubbing (friction) on your skin, explains Harvard Health Publishing. Some places are circular, and some are oval in their appearances. It is also possible it's a hematoma. Similarly, if you think you may be dependent on alcohol, consult with your healthcare provider. 2018 Sep;10(9):91-99. doi:10.4329/wjr.v10.i9.91. Video chat with a U.S. board-certified doctor 24/7 in less than one minute for common issues such as: colds and coughs, stomach symptoms, bladder infections, rashes, and more. It's like Pictionary and Charades fused into the world's wildest game ever! Caused by excess friction or injury, bursitis may cause a bump on the bottom of the foot. Diagnosis and management of Guillain-Barr syndrome in ten steps. Tinea nigra infection: What to know. X-rays and CT scans both involve radiation. Learn, A plantar fibroma is a non-cancerous growth in the foot. Eventually, the problem turns in to appearance of dark spots. A Verified Doctor answered. Dark spots appear there. You may have any of the following: A flat, gray, brown, or flesh-colored growth; Black dots in the center of your wart; One wart or a cluster of them; A small wart that grows in size; Pain or tenderness when you walk or stand 4. Process these strawberries together. Depending on the injury or condition, you may feel symptoms that range from a shooting pain to a constant ache. Eva Umoh Asomugha, MD, is a board-certified orthopedic surgeon who specializes in all conditions involving the foot and ankle region. You likely stepped barefoot onto a surface that had been contaminated by the human papillomavirus (HPV). Physical therapy can help you manage your plantar fasciitis, metatarsalgia, neuroma, or sesamoiditis. Pay special attention if you also have pain. You can consult the dermatologist about this problem. Because these spots appear due to the ultraviolet rays, you can avoid these kinds of places by preventing the sunlight. University of Michigan Health. Having flat feet or a very high arch. Just in case it is a plantar wart, it would be wise to begin treating it soon. You should find out that the foot and all parts of the foot are getting the right amount of blood or not. what is it? 10. Painful sesamoid of the great toe. Visit the toe pain or foot lumps sections to find out more about other problems that can affect the toes. Other Possible Causes. Tyson Foods pays an average salary of $39,706 per year or $19. Then you can add these processed strawberries in a jar. Some conditions like venous stasis occur. An armamentarium of wart treatments. But the treatment is necessary in these kinds of dark spots. Guillain-Barr syndrome. Massage of female feet on a gray background. This usually appears on the ball of the foot as this takes most of the pressure. The plantar fascia is a band of tissue that stretches from your heel bone, through the arch of your foot, and to the base of your toes. This treatment helps to restore normal movement in the joint. These conditions damage the peripheral nerves, and include diabetes, severe alcohol misuse, Lyme disease, or autoimmune diseases like lupus. Sometimes when patients go through the excess intake of insulin. Bruising and swelling of the foot My boyfriend is in his late 50's. An MRI or ultrasound can help your provider rule out these other conditions. Use a sterilized pin to carefully remove the skin over the splinter, and then remove the splinter with a sterilized pair of tweezers. Draw a seahorse in a blizzard. 2012 Feb;91(2):142-149. doi:10.1177/0022034511421200. Whenever you notice dark spots beneath the foot, you should find out that either the blood flow is accurate or note. Foot & Ankle Specialist. The Footed Shaft ArcheryAll Shafts are displayed in order of Easton, Gold Tip, Carbon Express &. Urgency: In-person visit. This intake increases the amount of spots on the skin of the foot and the sole. Melanin gives the amount of pigments to the skin. Please note, we cannot prescribe controlled substances, diet pills, antipsychotics, or other abusable medications. We describe prevention, symptoms, and, A sarcoma is a rare kind of cancer. That is why it is imperative to consider this phenomenon. A plantar wart occurs on the sole of the foot. The differential diagnosis of metatarsalgia. All rights reserved. Cigarette smoking and inflammation: cellular and molecular mechanisms, Stress fractures of the foot and ankle in athletes, Foot exercise plus education versus wait and see for the treatment of plantar heel pain (FEET trial): a protocol for a feasibility study, Foot pain and mobility limitations in older adults: the Framingham Foot Study, Foot pain and pronated foot type are associated with self-reported mobility limitations in older adults: The Framingham foot study, Associations of foot posture and function to lower extremity pain: results from a population-based foot study, Walking, running, or standing a lot on hard surfaces, Having pronated feet, meaning that your feet roll a bit inward with each step, Having especially long bones in your feet, Playing high-impact sports that involve running or jumping, Frequently wearing high heels or shoes that don't fit right, Frequently wearing tight shoes or restrictive footwear, such as the shoes worn in ballet or for rock climbing, Playing a sport that puts a lot of pressure on the ball of the foot, like running, ballet, or tennis, Having diabetes, arthritis, or another disease that causes swelling and nerve compression, Existing chronic foot pain that gets worse, Pain that makes it uncomfortable and difficult to walk or do other activities, Dizziness or nausea related to foot pain (which could indicate a bone fracture), Diabetes or another condition that affects your nerves, You are unable to put any weight on your foot or walk, You feel burning or tingling in your feet after being exposed to toxins, You had a flu or other infection in the days or weeks before your pain began, which could indicate Guillain-Barr syndrome, You have an open wound, or your wound has signs of infection, such as pus, redness, or red streaks leading from it, Electro-acupuncture (especially for plantar fasciitis), Wear orthopedic inserts or supportive shoes, Carefully walk and stretch after an injury, Avoid excessive running, jumping, or high-impact activities, Avoid foods that trigger inflammation, such as sugar and highly processed foods, Work on having great posture if you don't already, Listen to your body and take pressure off your foot when you need it. Foot bursitis occurs from repetitive stress to the bones of the feet from running and jumping, unsupportive footwear, or foot deformities, which can cause painful bumps on the bottom of the feet. Clinical factors associated with Guillain-Barr syndrome following surgery. In addition, a black spot is present in the middle due to bleeding. A bump on the bottom of the foot may cause a person discomfort or pain when walking. For many people, the first sign of GBS is pain, weakness, or tingling in their toes, feet, or legs. I have a new small , completely flat dark brown spot on the sole of my foot. One of these nerves is the posterior tibial nerve, which is responsible for the sensations you feel on the bottom of your foot and in your toes. The specialist may be a podiatrist or orthopedist. You can also use pumice stones or metal files to . This type of. Cold and numbness. There are a variety of conditions that may cause bumps on the feet, some of which require medical treatment. Treatment for foot bursitis includes steroid injections, stretching, anti-inflammatory medication, ice, shoe orthotics, and rest from aggravating . Sometimes the reason can be a shoe. When you get out of bed, you may feel a sharp pain with the first step. Unless it is changing in size and color, it may not be anything. You can use some scrub for removal of these spots from the skin. According to the American Podiatric Medical Association, this can help you spot skin cancer early, which is important for successful treatment. It can also be caused by high foot arches, flat feet, or feet that roll inward when walking. Sesamoid stress fractures are caused by overusing the tendons around the sesamoid bones. Sarcomas are harmful and may spread to other areas of the body if left untreated. But increased melanin plays the most crucial role. For potential or actual medical emergencies, immediately call 911 or your local emergency service. Due to some internal changes, there is a lack of blood flow inside the skin. 2016;62(3):289-295. doi:10.1159/000442089, Riskowski JL, Dufour AB, Hagedorn TJ, Hillstrom HJ, Casey VA, Hannan MT. Due to this loss, the skin becomes resistant to the ultraviolet rays. Small hemorrhages under the thick skin on one's foot can present this way and "flake off" with time. do i need another tetanus booster shot? According to PubMed Health, the reason that the tiny plugged pores become black is due to sebum getting clogged in the pore. Finally, place a non-stick telfa pad over the foot pad (s) and lightly wrap with vet wrap or an ace bandage. They'll also check for inflammation, bruising, or other injuries. According to a January 2018 study in the Journal of Foot & Ankle Surgery, melanoma skin cancer ranks among the top 10 cancers for both women and men, and it may be more serious when it develops on the foot: In this study, just 50 percent of people with melanoma of the toe survived five years after diagnosis. Psoriasis and contact dermatitis are other health conditions that can affect your feet, Dr. Sundling notes. Discharge of fluid or pus. Severe neuromas that don't get better with therapy can be treated with a minimally-invasive procedure called a neurectomy. I'm not sure it's there but my foot still hurts when stepping on with some angles. WHS. Dark spots can be a result of anything like loss of pigmentation from the particular area of the skin. Then add oil of your choice like almond or olive oil. MedlinePlus reports that dark spots underneath the skin on the bottom of your foot can be signs of a blood-clotting disorder called purpura 4. When disturbance occurs to these veins, then in result, dark spots appear on the skin. Soak the affected foot in warm water for 10 to 15 minutes or until the callus is softened. These kinds of issues can occur due to the presence of internal bleeding in the body. The most common causes for a painful lump on the bottom of your foot are calluses, warts or corns. Tiny black dots appear on the surface of the wart. But sometimes the reason for these dark spots is external due to a certain amount of pressure on some specific areas. Thank. Emblem template for SPA or clinic, massage and other. These bones can get overloaded. In addition to flu-like symptoms and mouth sores, a rash of flat, red spots may appear on the soles of the feet as well as the hands. It occurs primarily in young adults who are engaged in athletic activities, including tennis, football, and gymnastics. Once the joint can move properly, it relieves the pressure under the big toe, and a person can treat the callus. Gangrene in a wound is often characterized by: Pain. It is more common in people who do high-impact activities that stress the bottoms of the feet, like running or jumping. Warts on the bottom of your foot (plantar warts) are usually easy to treat with over-the-counter products or home remedies, according to the Cleveland Clinic. . "Blisters filled with blood should be evaluated by a podiatrist.". J Foot Ankle Res. The differential diagnosis means identifying the cause of the nerve damage. Losing weight, if needed, can reduce the stress on your feet. This pressure causes changes in the skin. Ruiz Santiago F, Toms Muoz P, Pryest P, Martinez Martnez A, Olleta Prados N. Role of imaging methods in diagnosis and treatment of Morton's neuroma. GRETNA - A Kenner Olive Garden restaurant is being sued by a woman who claims she was injured in a fall out of a rolling chair on its premises. That causes sesamoiditisdull pain and inflammation, with pain at the base of the big toe. 2013;68(10):1281-1285. doi:10.1093/gerona/glt048, Menz HB, Dufour AB, Katz P, Hannan MT. It may worsen when you stand, run, walk, or flex your feet. Tarsal tunnel syndrome. The flow of blood gets disturbed due to obesity or pressure. To learn more, please visit our. After a couple unshod runs I discovered a round, unraised, 1mm black dot on my forefoot. Have it checked and possibly biopsied by a podiatrist. Avoid letting the chicken drink the water, as it will contain bacteria; also, if Epsom salts have been added, they . Due to this condition, there is an accumulation of fluid in those areas where dark spots appear. There are several different causes of a bump on the bottom of the foot. Key statistics for soft tissue sarcomas. If you are not sure, then have it evaluated by a doctor experienced in Dr. Gurmukh Singh and another doctor agree, Your description is not detailed enough to speculate about diagnosis. Plantar warts do not usually need treatment. There are many ways to remove warts. Apply an over-the-counter 40% salicylic acid patch to the callus. It could also be tarsal tunnel syndrome. Haglunds deformity is a bump on the back of the foot or heel that forms under the Achilles tendon. Peek at the display on the bottom of the little guy's foot to get your word or phrase. You can keep using this strawberry scrub until the spots get fade. If it's possible, remove all pressure to ensure the blister roof remains intact and allow it to heal in its own time. How effective is acupuncture for reducing pain due to plantar fasciitis? Another reason you could develop bottom of foot pain is a metatarsal stress fracture. This rubbing should be in a lively manner. These spots are brown to black color, but one point to note is that these spots are not painful. Foot Pain Causes, Treatment, and When to Seek Help, Causes of Heel Pain and Treatment Options, Kinesiology Taping for Plantar Fasciitis and Foot Pain, The 10 Best Sandals for Plantar Fasciitis of 2023, Exercises for Foot and Ankle Injury Recovery, The 9 Best Sneakers for Plantar Fasciitis of 2023, According to Podiatrists, Tylenol with Codeine (acetaminophen/codeine). A synovial sarcoma is a type of soft-tissue sarcoma (cancer) that appears as a lump or swelling. It is recommended that you visit your Dermatologist for an expert opinion. Exercises that strengthen your core, back, and shoulders will help you stand taller and align your spine. Is the ketogenic diet right for autoimmune conditions? The condition makes you more prone to bleeding . Dark spot under my skin on bottom of foot. Sore spot on the bottom of your big toe can cause discomfort and pain. If a persons big toe joint does not move correctly when they walk, an excessive force is applied to the bottom of their big toe. They are highly contagious, and that is why the seeds are sown in showers ,wet damp areas. Pain in the bottom of your foot is often caused by exercise, such as running, wearing shoes that are too tight or a condition, such as Morton's neuroma. Cookies collect information about your preferences and your devices and are used to make the site work as you expect it to, to understand how you interact with the site, and to show advertisements that are targeted to your interests. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'duskyskin_com-box-4','ezslot_5',137,'0','0'])};__ez_fad_position('div-gpt-ad-duskyskin_com-box-4-0');But obviously, the symptoms are different. A differential diagnosis is the process in which your healthcare provider rules out all the other possible conditions that could explain your symptoms. Black dot on bottom of foot. Your PCP may point you to a neurologist if they suspect your foot pain is due to a nerve condition like peripheral neuropathy or Guillain-Barr syndrome. Causes of verrucas. Dark spots can appear on any part of the skin. I serve on the advisory board of a number of different startups, and the one thing I remind them of is sticking to their core competency. Cysts are abnormal, fluid-filled sacs in the body. Plantar warts most commonly form on pressure points, such as the heel or ball of your foot. Due to the lack of this pigment, dark spots appear on the surface. Similarly, a blister at the back of your heel would get relief from wearing open-backed scuffs. Trojian T, Tucker A. Plantar fasciitis. A doctor may prescribe corticosteroids or antihistamines for dyshidrotic eczema. pigment spreading from the border of a lesion to the surrounding skin. Other factors that increase your chances of developing a neuroma include: A neuroma may feel like a pebble in your shoe. These spots are usually occurring due to the sunlight. Starting an anti-inflammatory diet is ideal for anyone experiencing pain. There are many reasons why dark spots on bottom of feet appear. People find it annoying if they have spots on their skin.No matter these spots are brown or black, but these are harmful and annoying for the skin. These spots can be brown. You may experience increased pain if pressure is applied to the affected area. Cysts are fluid-filled sacs that form with no accompanying symptoms. This allows them to measure the electrical activity in your muscles. Hi there, i have a painful area under my foot when i apply pressure on it. should i be worried? when i looked yesterday i also saw a black spot on the same foot next to where the pain is but its not painful and it looks to be under the skin. Later, bones in your feet and toes can shift or break, which can cause your feet to have an odd shape, such as a "rocker bottom." AIDP is often triggered by an infection, such as the flu or a respiratory illness. And is why a verruca hurts when you walk or stand for a long period of time. Focus, Focus. Possible pain when walking or standing. Friction from wearing shoes, walking, running, or standing can also increase the pain. Get prescriptions or refills through a video chat, if the doctor feels the prescriptions are medically appropriate. Females are more likely than males to have a neuroma. Can diet help improve depression symptoms? Whether you're just going about your day or trying to get in 10,000 steps, your feet work hard! It has been about a week and a half and though it hasn't grown, it is turning slightly more red than black. World J Orthop. Depending on what your healthcare provider finds during the physical examination, they may order special imaging tests to diagnose bottom-of-foot pain and rule out other causes. Call your doctor if the wound doesn't heal or develops signs of infection, like getting red, sore, swollen or discharging pus suggests the Mayo Clinic. Pedicures.Pain in the foot. One of the significant issues is the appearance of these dark spots on the and under the foot. there is a small black dot in the middle of the spot.should i worry ? Infants and children up to 5 years old are particularly susceptible to hand, foot and mouth disease, which is caused by a virus. Loss of hair in the area. There are many effective strategies that can help. Given the many parts of the foot, it's perhaps no surprise that there are several common problems that can cause bottom-of-the-foot pain. A small needle stuck inside my toe from under my plastic flip flop. A surgical procedure called a sesamoidectomy may be necessary for very severe cases of sesamoiditis that do not respond to physical therapy. For more significant cysts, surgery may be needed. Dyshidrotic eczema may cause bumps on the bottom of the foot that are itchy and filled with fluid. When these spots appear beneath the skin, then this means that there are decease amounts of melanin in these areas. Given this, a problem with your feet can cause irritation and pain any time you stand or take a step. An MRI or ultrasound can help your provider rule out these other conditions. black dot on bottom of foot hurtsmanticore greek mythology. For example, a blood blister on top of your toe would benefit from simply wearing open-toed sandals. Factors that increase your chances of developing tarsal tunnel syndrome include: This rare autoimmune disorder can come in several different forms.