Diabetes can cause changes in the small blood vessels. These changes can cause skin problems called diabetic dermopathy. Dermopathy often looks like light brown, scaly patches. These patches may be oval or circular The baking soda method Banking soda, known for its astringent properties can help in lightening the dark knuckles. This is an easy remedy, take a tablespoon of baking soda and mix it in a bowl of warm water. Soak your hands in it for about 15 minutes and then rinse off your hand with cold water Symptoms of diabetes on skin During the initial stage a diabetes patient may experience patches on the skin. Patches of dark skin can form on the neck or armpits. This patch can be soft . [ 6] Prediabetes is a condition where you have higher than normal blood sugar levels, but there may be no other symptoms. Knuckle hyperpigmentation can be a foreteller of diabetes Dark knuckles are found to be most prevalent among people with diabetes or who have various risk factors for diabetes. Prediabetes is the condition when your blood sugar levels are higher than normal. Prediabetes usually has no symptoms, so dark knuckles can be a warning sign
Dark knuckles can be seen in diabetic patients or people at risk of having diabetes. Vitamin B-12 Deficiency It's on record that 10% of people with vitamin B-12 deficiency have dark knuckles but when treated accordingly, dark knuckles can lighten and skin color returns to normal Warning sign to watch out for: Darkened neck, armpits, elbows, knees or knuckles Dark skin aka acanthosis nigricans is often considered a warning sign of prediabetes
Acanthosis nigricans is a relatively common skin disorder characterized by patches of dark, thick, and velvety skin that has associations with being overweight and diabetes. Acanthosis nigricans.. Dark knuckles are most prevalent among people who have diabetes or who have several risk factors for diabetes. Prediabetes means that your blood sugar levels are higher than normal. According to the Mayo Clinic, prediabetes often has no symptoms, so darkened knuckles can be a warning sign Darkening skin can mean that a person begins developing diabetes. Most of those at highest risk for AN often have a higher chance of diabetes. Prediabetes means a person has higher blood sugar levels than normal. If a doctor may detect prediabetes early, a person can be able to prevent developing full diabetes by making lifestyle changes Diabetes-related blisters (bullous diabeticorum): In rare cases, people with diabetes get blisters that resemble burn blisters. These can affect the fingers, hands, toes, feet, legs, or forearms
Main Causes of Dark Knuckles with some fast and effective treatment is what I talked about in this video.Not only skin bleaching causes knuckles because oral.. Dark knuckles are very common in people with diabetes and those that have a high risk of getting diabetes. People who have a high blood sugar level though with no diabetes yet also tend to have dark knuckles as this may even be an indicator or risk of diabetes Prediabetes doesn't usually have any signs or symptoms. One possible sign of prediabetes is darkened skin on certain parts of the body. Affected areas can include the neck, armpits, elbows, knees and knuckles. Classic signs and symptoms that suggest you've moved from prediabetes to type 2 diabetes include: Increased thirst However, people with diabetes also are more prone to getting certain conditions. These include diabetic dermopathy, necrobiosis lipoidica diabeticorum, and eruptive xanthomatosis. Some common skin conditions in people with diabetes: Acanthosis nigricans. This is a condition that results in the darkening and thickening of the skin
More than half of all people with diabetes experience skin-related complications. Learn more about diabetes and skin health here. See pictures of skin conditions that are linked to type 2 diabetes. . Prediabetes simply means that your blood sugar levels are higher than normal. Prediabetes often occurs without symptoms, according Mayo Clinic so darkened knuckles can be a warning sign The relationship of dark knuckles and diabetes isn't fully understood. It's thought that high levels of insulin may affect the growth of skin cells. Vitamin B-12 deficiency. According to a 2016 studyTrusted Source, dark knuckles can be an important marker for vitamin B-12 deficiency. Sometimes it may be the only marker for this deficiency Usually, the only signs of acanthosis nigricans will be dark, thick, velvety patches of skin in creases and folds, usually in the neck, armpits, or groin. But it's sometimes found in the lips, palms, knuckles, soles of the feet, and other areas. In rare cases, children may have mild itching in the affected areas
Dark nail streak. In a small number of cases, a dark pigment streak in your nail bed could be a sign of melanoma, the most dangerous form of skin cancer. can be an early sign of diabetes. Number 9 dark patches of skin. I can still assist cans is a condition that presents itself and dark patches of skin with a velvety texture these patches usually appear in areas where the skin creases or folds like on the net in the armpits in the growing inside the elbows behind the knees and on the knuckles Acanthosis nigricans (AN) is a skin condition that causes one or more areas of skin to darken and thicken. Often the skin with AN feels like velvet. People who get this skin condition sometimes mistakenly believe that a dye or something else they touched has discolored their skin. They try scrubbing away the discoloration
Some individuals with prediabetes, however, experience blurred vision, excess hunger, fatigue, frequent urination, and increased thirst. 2,3 Another possible sign of prediabetes is the darkening of skin in certain areas, including the armpits, elbows, knees, knuckles, and neck. 4. T1D signs and symptoms can appear suddenly and are often subtle. Bark knuckles may be inherited, or due to hormonal imbalance, certain medication like diabetes. Dark knuckles are harmless, but sometimes due to of these dark patches we feel embarrassing and lower our level of confidence.But form now onward, no need to worry, as we can get rid of these dark knuckles overnight with the help of following remedy. Acanthosis nigricans (ah-kan-THO-sis NY-gruh-kans) causes thicker and darker patches or streaks around joints and body areas with many creases and folds (such as knuckles, armpits, elbows, knees, and the sides and back of the neck). Some people see thicker, darker skin on the palms of their hands, inner thighs, groin, lips, or other areas
Diabetes can affect the skin in a number of ways that can make a person feel less than comfortable. In fact, as many as a third of people with diabetes will have a skin condition at some point in their lifetime. While some conditions may appear uniquely in people with diabetes, others are simply more common in people with diabetes 2. Prediabetes and Diabetes. If you have diabetes or are at the risk of diabetes, your knuckles can turn darker over time as the high levels of insulin may affect the growth of skin cells ().It may also be a warning sign of prediabetes if the levels of sugar in your bloodstream are higher than normal and you are not aware of it
Diabetes indeed has some effects on eyes, yet I didn't find any clue between diabetes and dark circles under eyes. Diabetes is caused because decreased ability of insulin production or inadequate insulin in body thus glucose can't be transferred to power and builds up in body resulting in high blood sugar. Because of high blood sugar, there are three types of eye complications might be caused. Dark knuckles often have no apparent cause. Nevertheless, dark knuckles for certain people, can be a result of a metabolic disorder, side effect of medication, or underlying disease. Knuckles often tend to get darker than usual skin color, and the main factors for dark knuckles are constant friction and taking less care How to Get Rid of Dark Knuckles: The overall prettiness of your hand is diminished by dark knuckles. Owing to dryness, taking less care of hands, dealing with harsh chemicals, too much exposure to sunlight, knuckles often get dark or it may be the symptom of some diseases such as diabetes, eczema, or acanthosis nigricans Type 2 diabetes is the main cause of type 2 diabetes in children, who are usually over 10 years of age. Acanthosis nigricans accompanies childhood diabetes in 90-95%. Gestational diabetes is diagnosed if glucose intolerance is first recognised during pregnancy at 24-28 weeks of gestation Normally, you can have them naturally, they could have been caused by excessive tanning, cream reactions, exposure to extreme or hazardous washing agents, and lack of exfoliating; scrubbing the body. According to studies, dark knuckles can be caused by vitamin deficiency, Drug reactions, Prediabetes and diabetes, etc
Dark callouses on knuckles. About three months ago I started having a dark line appear on the upper surface of the web of my hand (not the palm side) between the fore finger and the thumb. The line got darker over time and then a callous formed over it. The darkness then started to appear on several of my knuckles, both hands included Dark skin on your knuckles has many causes. The darker pigmentation on your knuckles may be inherited or a reaction to a drug you're taking, such as an oral contraceptive, a strong corticosteroid, or niacin. Darker skin on your knuckles can also be a sign of an underlying condition that needs to be treated, such as diabetes ② Bleach the skin naturally: The dark knuckles can be bleached naturally by applying lemon juice and honey mixture for about ten minutes daily. Just mix 1 tbsp of honey and add few drops of fresh squeeze lemon juice and gently massage to the affected area
It's important to consider that in addition to being unsightly dark knuckles could be a sign of diabetes. Get yourself checked by a doctor. Reply. Mandy. September 30, 2015 at 12:44 pm The dark areas typically turn velvety and can become thickened. It may also appear in body folds such as the knuckles, knees, and elbows. While some may assume that a black neck occurs due to lack of hygiene or repeated friction due to neckpieces, this is untrue. In reality, a dark neck is a sign of having too much insulin in your blood Dark patches of skin often occur due to hyper pigmentation, which happens when the skin produces more melanin than usual. Melanin is the pigment that gives skin its color. It can be caused by different varieties of things ranging from drug reactions, lack of moisture, vitamin B12 deficiency, as sign of diabetes -but it is [ The skin on the knuckles and the finger joints has been turning dark since then. I have visited a dermatologist and he said that it's not a symptom of any disease and hasn't prescribed any medication. I started using the L'oreal creams and all but nothing changed. The dark skin and the wrinkles look distinctly visible
Dry skin: excessive washing, exposure to hot water, harsh chemicals (e.g., household cleaners), and exposure to sunlight without protection all lead to skin dryness. (1) Some skin diseases will lead to dark knuckles: such as eczema, psoriasis. Obesity: among its many problems, being over-weight is harsh on the skin. (2 Dark patches of skin often occur due to hyperpigmentation, which occurs when the skin produces more melanin than usual. Often, dark knuckles do not have an apparent cause. However, for some people, dark knuckles can be an indication of a metabolic condition, medication side effect, or underlying disease Dark knuckles can be caused by a myriad of things, ranging from the lack of vitamin B12, reactions to drugs, lack of moisture, diabetes etc. However, the most obvious cause of it is skin bleaching. While there are several causes of dark knuckles, there are also many ways through which it can be resolved The darker pigmentation on your knuckles may be inherited.Or it can be a reaction to a drug you're taking, in conjunction with an oral contraceptive, a robust corticosteroid, or niacin.Darker pores and pores and skin on your knuckles additionally may be a sign of an underlying scenario that wants to be treated, in conjunction with diabetes Jun 2, 2021. #1. My knuckles have been kind of dark my whole life.I am the same skin tone as Megan good but my knuckles are a shade darker and while it's not really noticeable it is there.Especially under certain lights.I was taking pictures recently and I had to crop my hands out cos it looked so prominent on camera.To clarify I don't.
Acanthosis Nigricans. Joint discoloration might also develop due to acanthosis nigricans -- the growth of patches of dark, thickened skin 2.Acanthosis nigricans typically affects folds of skin, such as your armpit, inside of your elbow, back of your knee or the back of your neck 2.However, it can also lead to dark patches of skin overtop your joints, such as your knuckles In this article, you will get the most effective scrub which will help to exfoliate the dead skin cells, and moisturizer for dark knuckles . How to get rid of dark knuckles. The easiest way to get rid of dark knuckles will require a lot of dedication from you. One of the main causes of dark knuckles or joints as stated above is the lack of moisture in the skin around your joints. Because the skin on your joints is thicker, it would require more moisture than other parts of your body . People with diabetes are like everyone else, only more so. This realization has been slowly growing in my mind as I began to appreciate.
Another thing that contributes to the darkening of the skin is the frequent friction and pressure placed on these areas. Knocking on doors with our knuckles, wearing poorly fitting shoes that rub against our heels, or flip flops that make us grip our toes, plus kneeling and crawling on our knees, resting elbows on hard desks, and more, causes trauma to the skin leading to discoloration Knuckles; Lips; They can also appear on palms and soles of the feet. PCOS related Acanthosis Nigricans and skin tags can often occur together. Studies have linked hyperinsulinemia with acanthosis nigricans (AN) as well as found a relationship between these dark patches and high androgen levels in women with PCOS. In fact, acanthosis nigricans.
Dark knuckles are one of the most neglected parts of our body like elbows, inner thighs and feet. No one would like to sport those dark patches on their hands or feet as it can be a turn-off Clears dark knuckles Dark armpits See More. 9jabay. Send Message. 9jabay. September 1, 2019 · # diametamil For Diabetes Patients. Available At Both Wholesales & Retail Prices. Call or Chat 08134942478. See All. Photos. See All. Videos. UNIQUE MAGIC SWEEPER! MUST HAVE FOR EVERY FAMILY! Chat 09090671172 for yours. #magicsweeper #technology #.
According to research, dryness can cause dark knuckles. Skin tends to become dry when your hands and feet are exposed to harsh chemicals or too much washing. This often leads to darkening of knuckles . This occurs when the skin of the inner thigh produces more melanin. This is called hyperpigmentation.. This occurs when the skin of the inner thigh produces more melanin. This is called hyperpigmentatio
Nummies Organic and Perfume. Our herbal whitening soap enroute Abuja, Lagos and Port Harcourt. Soap that sells more than Indomie with zero Competition. Over 1,000 is being produced monthly. It clears dark spots, pimples, uneven skin, rashes, blemishes, pigmentation and whitens the skin flawlessly in few days of usage 8. Likes Received: 0. Trophy Points: 1. Hiya, Very random but I have just realised that my knuckles are a lot darker compared to my hands and skin. I'm quite pale so it's easily noticeable and have read that it can be related to diabetes... My control isn't the best.. I am 27 year male and have slight dark knuckles on both hands from 1 year. Also neck appears slight dark on one side and numbness in hand and leg while sitting from 3 months. My fasting blood sugar is 96 mg/dl and pp-106 mg/dl, bmi-24.6.vitamin b12-191 pg/ml. Taken mecobal od -1500 mg for two months but not benefited much. please give.
Some people with type 2 diabetes have patches of dark skin in the folds and creases of their bodies—usually in the armpit, neck, knuckles, and groin. It almost looks like dirt, except you can't. 9 Signs Of Diabetes: What You Should Know. Advertisement. 8. Dark patches of skin. Acanthosis nigricans is a skin condition that can be identified by dark, velvety patches found in body folds and creases. This skin condition appears mostly in areas such as the neck, armpits, elbows, behind the knees, groin, and knuckles
Itchy skin: Diabetes caused by high blood sugar can make someone prone to dry skin.Skin infections or poor circulation can also contribute to dry, itchy skin. Dark skin around the neck and armpits: Dark skin in the neck folds and over the knuckles sometimes appears before a diabetes diagnosis.Insulin resistance can cause this condition, known as acanthosis nigricans This skin discoloration often develops slowly, starting at the elbows, knuckles, and knees and spreading from there. Bronzing may also be seen on the soles of the feet and the palms of the hands. The bronze color can range from light to dark (in fair-skinned people) with the degree of darkness due to the underlying cause. Causes Acanthosis nigricans is a medical sign characterised by brown-to-black, poorly defined, velvety hyperpigmentation of the skin.It is usually found in body folds, such as the posterior and lateral folds of the neck, the armpits, groin, navel, forehead and other areas. It is associated with endocrine dysfunction, especially insulin resistance and hyperinsulinaemia, as seen in diabetes mellitus
Acanthosis Nigricans is dark brown velvety plaques commonly found on the skin of the underarms, neck and knuckles, but can occur on the inside of the thighs and tops of fingers and hands. The discoloration is the result of thickened skin and not an increase in pigment, as is commonly thought by patients Acanthosis nigricans is a skin disorder characterised by darkening ( hyperpigmentation) and thickening ( hyperkeratosis) of the skin, occurring mainly in the folds of the skin in the armpit ( axilla ), groin and back of the neck. Acanthosis nigricans is not a skin disease per se but a cutaneous sign of an underlying condition or disease Diabetes. Poor circulation can be caused by diabetes. Diabetes can cause peripheral artery disease which can affect blood flow to vital organs of the body. If you have diabetes, you should also take great care of your feet. This is because poor blood circulation in the legs can lead to a higher chance of developing serious foot problems was in a coma from pancreatitis , he survived, but I had a few years of living in a very dark place, last year I the lab wants to re-check my blood sugar levels on Monday.. now I'm worried I could have diabetes. Acanthosis nigricans is a skin condition that appears on dark patches of skin with a velvety texture. These spots usually appear in areas where the skin creases or folds: on the neck, in the armpits, in the groin, inside the elbows, behind the knees, and on the knuckles
Skin darkening WebMD Symptom Checker helps you find the most common symptom combinations and medical conditions related to skin darkening. Click on the combination that matches your symptoms to find the conditions that may cause these problems Dark knuckles could also be as a result of other causes such as; heredity, oral contraceptives, Acanthosis nigricans, Prediabetes and diabetes, Vitamin B-12 deficiency, Dermatomyositis, Addison's disease, Scleroderma, Polycystic ovary syndrome, Autoimmune disorders, etc According to a study published in the Indian Journal of Hematology and Blood Transfusion, dark knuckles can be an important marker for vitamin B-12 deficiency. Diabetes type 2 symptoms: The. People with a severe form of insulin resistance may have dark patches of skin, usually on the back of the neck. Sometimes people have a dark ring around their neck. Other possible sites for dark patches include elbows, knees, knuckles and armpits
The dark appearance of knees and elbows can be lightened by using a loofah pad or brush while in the shower or while taking a bath to exfoliate away dead skin cells. Scrub the knees and elbows lightly in a circular motion for about a minute. Using over-the-counter fading creams will also help with lightening the appearance of the areas affected. Dark knuckles occur frequently in people with dark skin. It can be caused by different varieties of things ranging from drug reactions, lack of moisture, vitamin B12 deficiency, as sign of diabetes -but it is frequently caused in many due to skin bleaching People with diabetes should have their feet examined regularly by a health professional to avoid skin infections from corns, calluses or warts. Adults should examine their skin regularly after age 20. This is particularly true for those who have a history of working or playing for long hours in the sun My mother uses diluted bleach with soap. Very small amount of bleach
Prediabetes usually doesn't cause any noticeable symptoms. It can make dark patches form on your skin, usually on your elbows, knees, knuckles, neck, and in your armpits. This doesn't happen with every case however and may be mistaken for other conditions. Prediabetes is most often diagnosed from blood tests done during routine checkups Dark knuckles are caused by extremely dry skin. Excessive washing, exposure to hot water, harsh chemicals (e.g., household cleaners, bleaching creams, etc), and exposure to sunlight without protection all lead to skin dryness. Having a flawless dark knuckle free skin is the dream of many
Insulin resistance increases the risk of developing pre-diabetes, type 2 diabetes, and cardiovascular disease. Pre-diabetes is a condition in which blood glucose levels are higher than normal but not high enough for a diagnosis of diabetes. Causes of insulin resistance and pre-diabetes include genetic factors, excess weight, and lack of. Diabetes is a disease that affects your body's ability to produce or respond to insulin, resulting in high blood sugar. The first symptoms can be so subtle that some people might brush them off as insignificant. If left untreated, diabetes can not only decrease the quality of life but also reduce life expectancy, which is why it is so crucial to diagnose the disease early
Unfortunately these dark marks will never fade because it happens due to slight thickening of the skin at knuckles. Most of the time it's genetic. You will find other people in either your maternal or paternal family having this. This thing happens in both hand fingers and toes. Regard Wilson's disease is a genetic disorder that causes skin discoloration and weight loss. The National Institute of Diabetes and Digestive and Kidney Diseases, or NIDDK, states that Wilson's disease is a condition in which the body is unable to excrete extra copper
Addisons disease is a rare endocrine, or hormonal disorder that affects about 1 in 100,000 people. It occurs in all age groups and afflicts men and women equally. The disease is characterized by weight loss, muscle weakness, fatigue, low blood pressure, and sometimes darkening of the skin in both exposed and non-exposed parts of the body Tinea versicolor is caused by a fungal infection and leads to patches of discolored skin with a fine, dry, scaly surface. Hansen's disease (leprosy) is a bacterial infection that can also cause discolored patches of skin. Usually these patches are flat, look faded, and may even feel numb. Scleroderma is a rare but serious autoimmune disease. Half-and-half nails (Lindsay nails) occur usually with renal failure; the proximal half of the nail is white, and the distal half is pink or red-brown.Half-and-half nails occur in 20 to 50% of patients who have chronic kidney disease; however, this nail abnormality has been reported in various other chronic diseases including Crohn disease, cirrhosis, pellagra, and Kawasaki disease What happens when you have diabetes, is a question worth looking into. If left untreated or if not managed well, diabetes can create problems and there at least 10 ways in which diabetes affects the body. Diabetes causes frequent urination, excessive thirst, increased hunger, weight loss, fatigue, numbness or tingling and blurry vision
If you notice that the skin on the back of your neck is darkening and changing, promptly see your primary care physician to have your blood sugar checked, especially if diabetes or obesity runs in the family. If you catch it early, lose weight, and get out of the diabetes danger zone, your skin tone has a better chance of reverting to normal Cancer or diabetes. Sufferers will have dark, thickened patches of skin on the back of the neck, armpits or groin area. Skin change: Scaly bumps on knuckles. It could b A dark knuckle means you need to give extra care and attention to the part, so that it does not gain attention for all the wrong reasons. Reasons Behind Dark Knuckles Well, according to studies, it is said that you may generally suffer from dark knuckles due to excessive exposure of the skin to the harmful rays of the sun Dark knuckles are an age long problem which tends to reduce the confidence of some women. Firstly it is important to note that dark knuckles are not caused by the accumulation of dirt. Friction and trauma has some effect on the skin it can cause the skin to either get darker, thicker or both. Other times it also cause Red Hands Symptoms. Reddish tinge of the palms. No itchiness, pain or scaling. Affected area of the skin is warm to touch. The condition may be accompanied by red soles of the feet. Redness may appear on the fingers and the thenar eminence. The hypothenar eminence is the area of the palm that is affected
diabetes by catching it early enough to prevent any serious November is Diabetes Month . Have you noticed a patch of dark, rough or dirty looking skin on your child's neck, armpit, knees or knuckles? If so, look a little closer before telling him to scrub harder in the bath tub. The dirty looking patch of skin may actually be. pressure areas such as the elbows and knuckles. When found in people with central or abdominal obesity, they usually carry a risk of developing Type 2 diabetes. Skin tags are often found in the same people. Type 2 Diabetes - Dark Velvety Skin Patches Called Acanthosis Nigricans Skin ulcers cause a crater-like depression in the skin, which may weep clear fluid (called serous ), blood, or, when infected, pus. The outer border of a skin ulcer is often raised and inflamed. The skin around the ulcer can be discolored, raised, or thickened. Areas of the ulcer may turn black as the tissue dies. 1
Signs of Type 2 diabetes include obesity and dark pigmentation of the skin around the neck, underarms, groin and joint-surfaces like the knuckles and elbows A condition known as acanthosis nigricans, a darkening of the skin, particularly at the neck, armpits, elbows, knees and at the knuckles. If you notice any of this skin darkening, call your physician or dermatologist. This can signal prediabetes or diabetes. Increased thirst and more frequent urination Dear Kato: Darkening of the toes that hurt could result from compromised blood supply to those toes, leading to a condition called gangrene. affecting blood circulation such as diabetes
2.Exercise is a great way to better manage Type 2 diabetes. A 20-30-minute daily walk can go a long way. 3.Weight Loss Obesity is the number one risk factor for Type 2 diabetes. 4.Eat a healthful diet. The standard American diet which is the meat-sweet diet is wreaking havoc on our bodies. Gradually switching to a plant based diet that is high. Dark patches may also appear on elbows, knees, knuckles, and armpits. This condition is called acanthosis nigricans. Black/African-Americans, Alaska Natives, Native Americans, Asian-Americans, Hispanic/Latino, and Pacific Islander-Americans are at a disproportionate risk of having prediabetes According to the American Diabetes Association, bacterial and fungal infections that make skin dry and painful are common side effects of the disease 3. Inflamed elbows become red and hot. A biopsy of your skin allows doctors to determine the cause of the skin condition and provide the best type of treatment, which may include topical creams or. Few skincare therapists will combine skincare and nutrition for a holistic regime, but Vivian has led women on a journey to clearer skin, better health, regained confidence, and a healthier lifestyle. Her Clear Skin Protocols have improved not only acne but other health concerns like IBS and GERD, and even reversed the early onset of menopause
This problem is often for people who use old razors that irritate their inner thigh skin and thus darkening it. 9. Diabetes and insulin resistance. On the other hand, coconut oil is a good inner thigh dark skin lightener that can also be it can used to lighten dark feet, knuckles among other body parts. Furthermore, coconut oil will keep. There are stunning routes for helping your dim knuckles. Today, we will talk about a portion of the stunning courses for helping the dim knuckles.Here are the homemade remedies to get rid of lightening dark knuckles Paronychia is a skin infection around the fingernails or toenails. It usually affects the skin at the base (cuticle) or up the sides of the nail. There are two types of paronychia: Acute paronychia - comes on suddenly and may not last long; it usually occurs on fingers. Chronic paronychia - lasts longer and may occur on your fingers or toes