Method: Apply honey on the infected skin or the white sunspots and let it sit for at least 20 minutes or till it dries off. Try also the international ayurvedic organization. The American Academy of Dermatology gratefully acknowledges the support from Bristol Myers Squibb. The bottom line: White age spots on your skin are probably not any more concerning than your typical sunspots, get to a dermatologist to make absolutely sure. Side-effects of topical steroids: A long overdue revisit. Pityriasis albas cause is unknown. "Other possible causes of white spots on the skin include fungal infection, autoimmune conditions, and post-inflammatory hypopigmentation," Diakow says. Apply at regular intervals throughout the day (at least 3-4 times) for best results. Anna Guanche, MD, is a board-certified dermatologist and celebrity beauty expert at. With that said, similar appearing white spots can be a sign of more harmful conditions, such as fungal infections, which require medical attention. (2016, January). Skin cells make a pigment called melanin, which gives the skin its color. Is the ketogenic diet right for autoimmune conditions? One study found that the procedure substantially reduced the visibility of sunspots within 4 months of treatment. These spots often show up on the outside of the forearm and can grow whiter over time. Idiopathic guttate hypomelanosis (IGH) is the medical term for white spots on the skin. This article explains the different forms of white spots you may notice on your skin, their causes, treatment options, and prevention tips. As per various studies, the active compounds named aloesin and aloin are found in Aloe Vera which aids in lightening spots and every type of hyperpigmentation. As only affected areas of skin are treated with UV radiation, the risk of side effects is relatively low. She works with adults and children. In this article, we will examine the five main possible causes of white spots on the face. IGH may be an inevitablepart of the natural aging process, as the skin loses pigment through a gradual reduction in melanocytes, much like hair loses color as we get older and turns gray or white. It most commonly affects women in their 40s and older, but both men and women can develop it earlier in life, too. Although not in the movie, I recalled his quote: Success consists of going from failure to failure without loss of enthusiasm. Heart failure: Could a low sodium diet sometimes do more harm than good? T1 - Low-fluence fractional CO2 laser in the treatment of idiopathic guttate hypomelanosis. The majority of remedies are anecdotal, with no randomized controlled clinical research. The patches usually disappear within a few months but can last up to a few years. This might take upto a year to show any visible results. The face is inexplicably not involved early in idiopathic guttate hypomelanosis. Treasure Island (FL): StatPearls Publishing; 2019 Jan-. I lost my enthusiasm for treating idiopathic guttate hypomelanosis (IGH) long ago. Humid environments and moist, oily skin can trigger the discoloration of small skin patches. Milia are small round, hard, white bumps on the face that are often mistaken for whiteheads. Idiopathic guttate hypomelanosis (IGH) is an acquired, benign leukoderma of unknown etiology. "Light areas of skin on the face, back, or abdomen, and in a younger patient would be less likely to be IGH," she says. Pityriasis alba is more noticeable on people with dark skin or after sun exposure. 2004-2023 Healthline Media UK Ltd, Brighton, UK, a Red Ventures Company. Although the exact number of people with IGH is unknown, one study found that more than 85% of people over the age of 40 had some level of white sunspots. The white spots are due to a decrease in melanin in your skin. The patches may take some months to return to their former color, and sun cream should be used to protect the skin from the sun. You can also directly rub thin slices of each individually. Mostly, Pityriasis Alba is found in children and teenagers between the age group of 3 to 16 years and is mainly noticed on the face, neck, shoulders, and arms. Rose D. Top 12 natural remedies for eczema; 2019. but there are natural remedies that can help. IGH spots appear gradually on the skin over time and tend to be small commonly between 26 mm. What Is Idiopathic Guttate Hypomelanosis (IGH)? A minimal core count of 12,000 per treatment is recommended for the mid and lower face. Oakley A. Idiopathic guttate hypomelanosis. Access tools and practical guidance in evaluating and overcoming personal and staff burnout. Let your skin absorb the oil completely. As sunspots cause no health threat, removing them isnt medically necessary, however, some may prefer treatment for aesthetic reasons. Aloe Vera is yet another wondrous ingredient that can help in treating the white sunspots. Milia are usually developed on the skin that is white firm, raised, fluid-filled sacs which are roughly 1 to 4 mm wide and are completely painless (6). If youre unhappy with how the spots look, talk to a dermatologist about possible cosmetic treatments. It can occur anywhere on the body, including the face. The deficiency of Vitamin E, Vitamin D, and also calcium can lead to skin discoloration. It is important to keep the skin clean. Procedural treatments chemical peel, excimer laser, skin grafting. We link primary sources including studies, scientific references, and statistics within each article and also list them in the resources section at the bottom of our articles. WebPractice Essentials. Long-term use of corticosteroids, however, can bring undesirable side effects, such as thinning of the skin, so doctors may prescribe other types of anti-inflammatory creams. If the patches start to itch or feel uncomfortably dry, a person should consult a doctor. They are more likely to appear after the age of 40 years. Yes it can look like very small and scattered dots of vitiligo. It is not contagious. This exfoliating procedure physically removes the skins outer layers using a specialized abrasive tool to reveal the new skin beneath. In one trial, tretinoin cream taken daily for four months showed some reduction in Idiopathic guttate hypomelanosis is a common acquired leukoderma characterized by multiple, discrete round or oval, porcelain-white macules on sun-exposed areas, especially on the extensor surface of forearms and pretibial areas. For best results, follow this once every day until the patches disappear. Typically, these white spots are a sign of damage caused by the harmful ultraviolet rays of the sun. For example, Guanche says, "If white macules or spots are developing in non-sun-exposed areas, it would be important to be seen and get a definitive diagnosis." I have seen patients presenting with well-demarcated hypopigmented papules that may be considered as a hyperkeratotic variant of IGH. However, it is recommended to consult a doctor if you notice any of the following changes: Numerous home remedies can come in handy to lessen the white sunspots and also help in boosting the production of pigments and melanin in the de-pigmented parts of the affected skin. This is a procedure which removes the uppermost layers of the affected area. Idiopathic guttate hypomelanosis is a commonly acquired, benign leukoderma characterized by multiple, discrete round or oval, porcelain-white macules on sun-exposed areas, especially the extensor aspect of forearms and shins, sparing the face, neck, and trunk. WebQ: I have unusual white spots on my arms and legs. Iam a pcod sufferer and wanna reduce weight upto ten kg i am into ayurveda treatment but not able to reduce weight.. please help! Treatment with tretinoin for 4 months restored the elasticity, the glyphic markings, with a partial restoration of pigmentation. Idiopathic Guttate Hypomelanosis has few treatment options. On the pathogenesis of idiopathic guttate hypomelanosis. Although white sunspots are considered harmless and might not cause an impact on your health or wellbeing. J Eur Acad Dermatol Venereol 2015; 29: 1435-8. You will easily find. By clicking Accept All Cookies, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. It appears as pale pink or red, scaly areas on the skin, which clear to smooth white (hypopigmented) patches. The information on our website is intended for educational purposes only. What are these white spots on my nipples? They develop when keratin a protein found in the upper layer of skin and other dead skin cells components get trapped below the skin surface. WebIf the spots enhance under Woods lamp, they could be from vitiligo or a small number of other conditions. Milia can be triggered by an allergic reaction to harsh products, by face cream that is irritating, and by sun damage. (3) Histologic features of scars are not observed. If you choose to apply a natural treatment, it is important to exert a degree of caution. It usually affects individuals aged over 40 years and the likelihood of acquiring it increases with age. WebNatural Remedies REMEDIES Activated Charcoal Activated Charcoal for BO Acupressure ACV and Baking Soda ACV for Weight Loss ACV Side Effects ACV: Where to Buy Alfalfa White spots can be reduced by consuming vitamins such as B12, D, and E, as well as There are several ways to achieve this:: Aside from IGH, white spots on the skin can also be associated with other skin conditions or be symptoms of other health issues. "guttate" refers to "raindrops", the pattern. Can you get rid of IGH? It is a natural occurrence and does not usually cause any problems. Are White Sunspots Dangerous or Harmful? Read Also 13 Home Remedies To Reduce Black Spots On Face (And Why They Actually Work). Vitamin E has incredible skin rejuvenating properties and is exceptionally great for treating all kinds of skin infections, fungal growth, including white sunspots (8). It not only restores the natural color of the skin but also promotes quick healing of infected skin (10). There are a variety of different ways to successfully treat tinea versicolor. Jazz up your education with over 300 sessions, connect with over 8,000 medical personnel, and meet with over 350 exhibiting companies. WebIdiopathic guttate hypomelanosis is a common acquired leukoderma characterized by multiple, discrete round or oval, porcelain-white macules on sun-exposed areas, We also look at other symptoms and treatments. Idiopathic Guttate Hypomelanosis Or Sunspots Sunspots are a cluster of white spots occurring on the skin due to excess sun exposure. Several natural treatments purportedly address IGH by using common ingredients such as: While some anecdotal evidence supports their use, there is no scientific proof that any natural home remedies can effectively fade white spots. Mostly, Milia occurs when the keratin in the skin starts to harden the outer layer while trapping itself under the skin to form fluid-filled sacs. Zampino, M. R., Osti, F., Corazza, M., & Virgili, A. Pagnoni, A., Kligman, A.M., Sadiq, I., & Stoudemayer, T. (1999). We're talking little white spots, which can look a bit like confetti or white freckles. Apple Cider Vinegar. Hill, J. P., & Batchelor, J. M. (2017). WebIdiopathic guttate hypomelanosis is a common acquired skin condition characterized by multiple discrete, round, porcelain-white macules on the extensor aspects of the Then the answer would be no. Later, it may spread to other sun-exposed areas, such as the arms and the upper part of the back. It affects around 1 percent of people worldwide. 4 Best Ones and Alternatives, Probiotics for Acne: Do They Work, How to Use Them and More, Wear a broad-spectrum, water-resistant sunscreen with a minimum. Int J Dermatol. Why Do I Get White Sunspots When I Get Tan? A lack of vitamin B12 can lead to the formation of skin lesions which can take the form of white spots on skin. It is possible that pityriasis versicolor can return even after treatment, especially if the person travels to hot and humid climates. Idiopathic guttate hypomelanosis. Idiopathic guttate hypomelanosis. Dermatol Surg 2017; 43: 553-7. Kim SK, et al. Juntongjin P, Laosakul K. Idiopathic Guttate Hypomelanosis: A Review of its Etiology, Pathogenesis, Findings, and Treatments. Also, when used on sunspots, Aloe Vera catalyzes the new cell generation production and helps effectively in restoring the skins natural color. A dermatologist can give an accurate assessment of your skin and provide treatment. If you have any concerns with your skin or its treatment, see a dermatologist for advice. Idiopathic guttate hypomelanosis: An electron microscopy study. Read this month's top stories in Dermatology World. Indian dermatology online journal, 5(4), 416425. WebIdiopathic guttate hypomelanosis, also known as white sun spots, causes flat white spots that can be 1 to 10 millimeters in diameter. Int J Dermatol 2010; 49: 162-66. As mentioned above, no not all white spots are pesky sunspots. Vitiligo can occur at any age, but around half of the people with the condition develop it before their 20s. It is not a sign of an internal problem. The major histopathologic findings are the reduced number of melanocytes in Add a little bit of onion juice to apple cider vinegar solution before applying it to the skin. And if you have sensitive skin, it is better that you dilute apple cider vinegar with water before applying it. All content found on Dermatology World Insights and Inquiries, including: text, images, video, audio, or other formats, were created for informational purposes only. Read the next section to find out what they are. Professional treatments offer quicker and typically more superior results, however, even the best available options will not fully fade spots. Treatment is usually not required as the marks are completely harmless. More than likely, these are a result of a harmless condition called idiopathic guttate hypomelanosis (IGH). Fractional lasers can also effectively fade spots by stimulating the melanin production process and eliminating defective melanocytes, which are melanin-producing cells. It is likely to consider that PA is a mild version of atopic dermatitis or eczema. In addition, cover-up make up and concealers made by brands Apart from following the preventive measures strictly, you can try the home remedies that work effectively. WebIdiopathic guttate hypomelanosis dermoscopy: shows a similar glow but unlike vitiligo, the white area is clearly demarcated from normal skin. Stay in the shade during the hottest parts of the day, usually between 10 a.m. and 2 p.m. Cover as much exposed skin as possible by wearing sunglasses, a hat and long-sleeved shirts and pants. WebLegs are usually affected first, with white spots visible along the front of the leg. If you truly have renal disease, evidenced by a seriously and consistently elevated BUN and creatinine, then your focus needs to be on scientific, mod Ayurvedic treatment is not likely to have any effect on disc prolapse and cord compression, as the symptoms are due to a part of the disc physically p Idiopathic guttate hypomelanosis occur at age of 20years? Usually, white sunspots fade away naturally within a few weeks and do not necessarily need any cosmetic therapy to get rid of them. There are several possible treatments for vitiligo. 13 Natural Home Remedies to Get Rid of Age Spots, 19 Best De-Pigmentation Creams Available In India For A Flawless, Even-Toned Skin, What to know about sunspots on the face, How to Remove Blemishes, Dark Patches and Spots From Your Face Naturally, Honey: its medicinal property and antibacterial activity, Burning Question: Does Turmeric Get Rid of Dark Spots?, Consumption of Vitamin K2 For Hair Loss: The Truth You Need To Know, How To Eat Curd For Losing Weight? There are several treatments available that may reduce the appearance of white spots, however fully erasing these spots can be difficult, particularly when using at-home treatments alone. White spots can be reduced by consuming vitamins such as B12, D, and E, as well as What is the latest research on the form of cancer Jimmy Carter has? Exfoliation may help. Vitiligo Clin Exp Dermatol 38: 526-9. Idiopathic guttate hypomelanosis, or sun spots, are white spots that form on the skin as a result of long-term UV exposure. Let it sit for an hour before washing it with water. Acidic by nature, both Lemon and Tomato work wonders as natural bleaching agents (9) to treat any kind of skin tone unevenness, lightening scars, or pigmentation. Though they are prominently seen amongst fair-skinned women but are also likely to occur on women with darker skin tone. Genetics Home Reference; Oculocutaneous Albinism; Accessed 5 th June 2020. Skin peel. A vitamin D deficiency can also result in the formation of white spots, as low vitamin D levels are associated with psoriasis, a common skin disorder that speeds up the life cycle of skin cells. Method: Take a small piece of freshly cut Aloe Vera leaf and cut it open. Pityriasis versicolor is a common condition, due to a yeast infection, that causes lighter or darker patches on the skin. Update your Find a Dermatologist profile, the Academy's directory that's visited by over 1 million people a year. Some people may opt to treat sunspots on aesthetic grounds by one of two ways: over-the-counter (OTC) creams and professional treatments. Let it sit for half an hour and then rinse off with water. 2013 May 8. IGH does not require treatment; however, patients may seek out a dermatologist for aesthetic reasons. WebA: Your condition has a long name with lots of syllables: idiopathic guttate hypomelanosis.  IGH typically occurs in people with lighter skin tones over the age of 40, and becomes increasingly common with age. This is exactly why Aloe Vera is included as a prominent ingredient in most beauty products and medication. This glow is not as uniform as the Learn more about these, Age spots, or liver spots, are common and harmless. Method: Mix equal parts of both Castor oil and COD liver oil, and massage the affected area thoroughly. A benign skin condition characterized by flat white spots on the arms and legs that are round or oval in shape. Like most conditions, you may be more susceptible to acquiring IGH if it runs in your family. You can also mix honey with turmeric, sandalwood powder, or lemon to make a pack and apply it to the infected area. Pityriasis alba is thought to be a type of eczema. This is thought to improve the production of melanocytes, however additional research into this process is still needed to confirm the exact cause of repigmentation. B. Ginger juice, especially the roots of ginger are effective in treating hypopigmentation. It takes place when the melanocyte cell reduces or stops the production of melanin. (1) This commentary was prompted by recent literature about successful treatments for IGH. Idiopathic guttate hypomelanosis (IGH) is a common benign skin condition. Unfortunately, treating IGH is particularly difficult. Mitali has worked as a beauty & fashion journalist for over 5 years. Laosakul K, Juntongjin P. Efficacy of tip cryosurgery in the treatment of idiopathic guttae hypomelanosis (IGH): A randomized, controlled, evaluator-blinded study. Leave it for 10 to 15 minutes and wash it off with plain water. When addressing IGH, it is important to keep in mind that while fading the spots is possible, the complete elimination of these spots is an unlikely outcome even when undergoing professional treatment. Jung Min Bae, Ji Yoon Choo, Hee Sun Chang, Hyub Kim, Ji Hae Lee, Gyong Moon Kim. Steroid creams, camouflage creams, and dermabrasion can reduce the appearance of the spots. The type offered depends on the severity of the condition. (5) A single session of cryosurgery, administered by cotton-tip application for 5 seconds, was administered to 43 lesions with 58 assigned as control. To prevent white sunspots, limit direct sun exposure and protect skin from the sun. WebOne report describes successful treatment with pimecrolimus 1% [ 12] ; however, caution is warranted because the author has anecdotal experience possibly suggesting that topical To learn more, please visit our. However, if they have any associated symptoms, such as itching or pain, if they are growing or spreading, or if they are raised and flaky, then Diakow recommends making an appointment with a dermatologist. Also Read 5 Easy But Effective Home Remedies to Treat Boils. Learn about the Academy's efforts to refocus its brand on education, advocacy, member-centricity, and innovation. Though unrelated to IGH, some common issues that are also associated with white spots include the following: It's likely that no extreme measures need to be taken to treat IGH since the spots are benign. Retinoid creams assist with cell turnover and regeneration which can aid in reducing skin discoloration. White sunspots, or iIdiopathic guttate hypomelanosis (IGH) are a form of hypopigmentation, a condition that occurs due to a lack of melanin in an area of skin. We Asked Experts to Give Us the Facts, How to Even Out Discoloration on Darker Skin Tones. Easier to see on da Igh often looks like little white "confetti" spots on forearms and lower legs. Surgical treatments are being developed but are not yet common practice. Anyone can get vitiligo, though the chances increase somewhat if someone else in the family has it. Excimer lasers, which use ultraviolet light to create pigment-producing cells, led to a significant increase in pigmentation in one small study of people with IGH. (At Byrdie HQ, we've got the robust skincare regimens to prove it.) Educational text answers on HealthTap are not intended for individual diagnosis, treatment or prescription. It develops when the melanocyte cells in a certain part of your skin reduce or almost stop producing melanin due to the overexposure to the sun thereby leading to de-pigmented and white sunspots on the skin. The affected areas may just be on the face, or they may appear on the chest or arms as well. Effectiveness was graded by the blinded observer scale through photographic comparisons at the end of the study. (3) Electron microscopy demonstrates that melanocytes and melanosomes are normal in structure. Treatment with tretinoin for 4 months restored the elasticity, the glyphic markings, with a partial restoration of pigmentation. Treatment is usually not required as the marks are completely harmless. Although unsure of the exact reason that causes vitiligo, most of the researchers believe that it is an autoimmune condition where the immune system mistakenly harms and diminishes the healthy cells (5). Usually, pigmentation gradually returns. Activation of melanocytes in idiopathic guttate hypomelanosis after 5-fluorouracil infusion using a tattoo machine: Preliminary analysis of a randomized, split-body, single blinded, placebo controlled trial. Method: Apply the freshly extracted garlic juice directly to the infected area with the help of a cotton ball. Women are also more prone to IGH than men, however this condition can affect anyone. We do not provide medical diagnosis, advice, or treatments. Idiopathic guttate hypomelanosis appears to occur in relation to prolonged exposure to the sun over time. In particular, patients should avoid putting many of these, especially lime juice, on any sun-exposed areas of the skin to prevent worsening of pigmentation and irritation of the skin. WebMacular hypomelanosis and idiopathic guttate hypomelanosis are probably related disorders along a spectrum of depigmentation. Experts Weigh In, The 10 Best Moisturizers for Oily Skin of 2023, Tested and Reviewed, How to Treat Dermatosis Papulosa Nigra (DPN), Intense Pulsed Light (IPL) Lasers: The Complete Dermatologist's Guide, Fordyce Spots Look Like Milia, but Are Very Different, Here's How to Prevent Hyperpigmentation in the Summer. These vitiligo white patches further tend to develop on the skin that is exposed to the sun and may eventually spread slowly or quickly. WebAre white sun spots a fungus? While not all forms of psoriasis cause white spots, the condition can cause spots that resemble IGH. Similar to Lemon and Tomato, Garlic too contains skin healing and replenishing qualities. Black spots on the lips can indicate many things, from vitamin deficiency and dehydration to a variety of skin conditions. Artificial ultraviolet (UV) light treatment or phototherapy may be used, often over a period of several months. WebIt's essential that you exercise caution with any at-home remedies, including topical application of fresh ginger, cabbage juice, or lime juice and eating antioxidant-rich figs It causes little white areas to appear on skin that is exposed to the sun. Sun damage can lead to age spots, or dark spots, on our skin, as well as white spots known as idiopathic guttate hypomelanosis (IGH). I went to numerous doctors but no one knew what it was. How Can I Erase the Liver Spots on My Face, Hands, and Chest? Treatments, "alternative" really means "effectiveness not demonstrated" - either never tested, or tested and not found to work. If white spots on your skin are giving you troubles, then get them checked by a dermatologist. Idiopathic guttate hypomelanosis does not appear to be due to trauma or viral infection. Objectives: Describe the presentation of Idiopathic guttate hypomelanosis. Retinol and tretinoinboth concentrated forms of vitamin Aare two of the most commonly used types. While the common notion might seem like it, but various other reasons and factors can cause you to develop white spots on your skin. Last medically reviewed on October 22, 2017, White spots can appear on the skin when protein and dead cells become trapped under the surface, or when there is a loss of pigmentation. Check out DermWorld Insights & Inquiries for the latest updates from Dr. Warren Heymann. Sometimes, however, the yeast overgrows. Comprehensive understanding of idiopathic guttate hypomelanosis: Clinical and histopathological correlation. Idiopathic guttate hypomelanosis is a common condition characterised by the presence of numerous, small, white macules found predominantly on the shins and Webproducing cells of the skin (melanocytes). Cryotherapy has been reported as an alternative therapy for years; nevertheless, there is no randomized controlled study to determine its efficacy. "Sun and UV exposure are thought to be predisposing factors as is advancing age," says dermatologist Marla Diakow, MD. The authors contend that because no significant structural abnormality of melanocytes is observed, IGH is due to a functional defect in the transfer of melanosomes from melanocytes to keratinocytes. Topical treatments topical steroid, tacrolimus, topical retinoids. 1. In fact, the best way to use garlic to treat white sunspots is to use its juice directly on the infected skin. AU - Eun, S. H. AU - Kwon, H. S. Your Just do a search on google. (7) I reviewed that article they were referring to there was no mention of scarring in the histologic description; the images in my copy of the article were not of the quality where I could make an accurate assessment. They will be able to offer reassurance and treatment advice if necessary. Learn about the Academy's advocacy priorities and how to join efforts to protect your practice. White sunspots are a very common skin concern, particularly for those over the age of 40. Read on to get the full scoop on this condition that causes white spots and how it can be treated. For best results, apply this at least twice a day. You can learn more about how we ensure our content is accurate and current by reading our. Honey has strong and effective antibacterial properties that can help in treating various types of skin allergies, skin infections that also include white sunspots (11). These spots are small, but they can appear unsightly and unattractive. Please note, we cannot prescribe controlled substances, diet pills, antipsychotics, or other abusable medications. Milder ones such as hydrocortisone can be purchased OTC, while stronger formulations will usually require a prescription. But the secondary version of Milia can occur due to the traumatic result of events such as dermabrasion, blistering, tissue damage, or any other kind of skin inflammation, all of which may be caused due to side effects from some medication. It generally takes 10 to 21 days for the white sunspots to heal and disappear naturally. 2011 Jul;50(7):798-805. An approach to hypopigmentation. At-home treatments are limited to topicals which require months of regular application to achieve even minor results. Also Read 13 Natural Home Remedies to Get Rid of Age Spots. Kakepis M, et al. Most patients are reassured of the benign nature of the condition and no treatment is recommended. This will give faster and better results. When the amazing Castor oil is blended with the goodness of COD liver oil, it can effectively remove the white sunspots from your skin. It is believed that regular use of apple cider vinegar can highly reduce the paleness of the skin caused by the UV rays (7). Is exercise more effective than medication for depression and anxiety? Doctors do not know what causes pityriasis alba. Idiopathic guttate hypomelanosis [IGH] - The predominant involvement of sun-exposed areas in IGH raises suspicion of UV light as a primary factor affecting melanin synthesis. Some people notice white sunspots on their bodies whenever they spend too much time under the sun. (2) Histologically, hyperkeratosis, an atrophic epidermis, flattened rete ridges, decreased melanin content and reduced numbers of melanocytes have been reported. In temperate climates, the discolored patches may disappear in the cooler months.