petechiae from scratching petechiae from scratching

I did have blood transfusions before all this started happening as I had a stillbirth because of abruption (blood clot) so I guess Im just scared its related to that and that something bad will happen when we decide to try and have another baby. has preexisiting valve disease, has a clincal cause that may extend over months. It's so weird but I hope it's just a reaction to the antidepressant I was on! Petechiae are formed when tiny blood vessels called capillaries break open. When i scratch anywhere on my body, i see petechiae bruising afterwards. The cause is often not found. If the spots came from a virus or drug reaction, they may go away on their own. Best food forward: Are algae the future of sustainable nutrition? Desert Dermatology & Skin Cancer Specialists, has strict privacy guidelines in place and will not use your personal information for any purposes other than your treatment. You might also find them inside your mouth or on your eyelids. This usually happens from damage to your capillaries the smallest blood vessels in the skin. How Viagra became a new 'tool' for young men, Ankylosing Spondylitis Pain: Fact or Fiction, Differences between purpura and petechiae. internet fraud detective squad, station number 9. The presence of petechiae does not mean you should instantly worry about leukemia. Accessed March 10, 2015. Okay. Atrophy. but scratching can cause what you have here. Differential diagnosis. It was startling at first, but our GP has reassured us that there's nothing wrong. Generally, petechiae are smaller versions of purpura, and they, too, are sometimes called blood spots. 2 Petechial rashes on children usually require examination by a doctor to diagnose the cause of the bleeding under the skin. Medications Petechiae may result from taking some types of medications, including: Phenytoin (Cerebyx) Penicillin Quinine (Qualaquin) Infectious diseases Work with your doctor or other health care professional for an accurate diagnosis. can hard scrubbing of the skin cause petechiae? We do not endorse or represent third-party sites. Tiny blood vessels (capillaries) link the smallest parts of your arteries to the smallest parts of your veins. .postitle a{font-size:20px;} In: Signs and Symptoms in Family Medicine. According to our 2018 patient survey, " Living with Leukaemia ", frequent bruising and bleeding precedes a diagnosis of leukaemia in 24% of patients. Petechiae after scratching. Review/update the display: inline !important; Frequently Asked Questions About Psoriasis, UV Radiation and Your Skin: Questions and Answers, Dietary and Nutritional Keys to Healthier Skin, Answers to Your Questions About Mohs Surgery. Skin cancer affects millions of people every year. Can poor sleep impact your weight loss goals? Generally, the larger the affected area, the more severe the underlying bleeding. Accessed March 11, 2015. This content does not have an English version. normal blood tests. Learn why you should forgo DIY skincare in favor of visiting a dermatologist. They are a symptom. As purpura heal and the body breaks down and absorbs the pooled blood, the patches change color. Accessed March 10, 2015. Next, we explore their causes and treatments, and when to contact a doctor. Physical trauma. . Anemia. Petechiae are a sign of blood leaking from capillaries under your skin. Usually flat to the touch, petechiae don't lose color when you press on them. Depending on their size, purpuric lesions are traditionally classified as petechiae (pinpoint hemorrhages less than 2 mm in greatest diameter), purpura coin rubbing or spoon scratching) The most common cause of petechiae is physical trauma, such as a violent coughing fit, prolonged vomiting . Clinical approach to the patient with bleeding or bruising. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. .home #topmenu, #header, .lay1 .post .imgwrap, .header2 #menu_wrap, .logo{border-radius: 8px 8px 0 0; -moz-border-radius: 8px 8px 0 0; -webkit-border-radius: 8px 8px 0 0;behavior: url(http://www.lars-t-schlereth.com/wp-content/themes/theron_pro/images/PIE.htc);} New England Journal of Medicine. Heart failure: Could a low sodium diet sometimes do more harm than good? privacy practices. These tiny red or purple spots generally form in groups and look like a red rash.Petechial rashes are described as non-blanching because they don't change color when pressed. Your information is strictly used by. This might be nothing but I would suggest you visit your physician just in case. Petechiae are typically not brought on by itching or other trauma, They occur spontaneously and are an indicator o may be if you rub the skin hard that causes breaking of, needs to be done. It's very easy to get them from exercising. Ablation Komplikationer, Thionning of the skin and/or loss of subcutaneous layer. Can you get petechiae or petechiae-like spots from scratching an itchy area of the skin from things like eczema? Strep Throat. Nevi. The color transitions from reddish-purplish to brown, orange, blue, or green, and these spots do not fade or change color under pressure. posted by Cygnet at 2:26 PM on August 4, 2010. Sign up for free, and stay up to date on research advancements, health tips and current health topics, like COVID-19, plus expertise on managing health. Yes it is possible to break some blood vessels and get petechia. That could mean youll need antibiotics. They can be about the size of a pinprick but do not itch or blanch when you press on them. Petechiae after scratching. It's very easy to get them from exercising. 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. Cardiovascular health: Insomnia linked to greater risk of heart attack. and our vasculitis related? I always get petechiae on my legs from itching. The petechiae dots occasionally appear in clusters, making them look like a rash. i've had it for a while but i've never gotten it looked at. Is it normal? They may develop when numerous petechiae join together. You could have a condition that is causing, Platelets are normal at 331 but i get petechiae from scratching and notice more on my body after hot shower. Petechiae is caused by broken capillaries in the skin. Exhaling is passive Most of lower lobes are posterior These rashes often appear on the, Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations. The acutely ill patient with fever and rash. If they are petechiae, has anything been rubbing on your skin lately? See additional information. Petechiae: A medicine, such as Aspirin or blood thinners (anticoagulants). I will remain calm and keep in touch with the doctors. Our skin is our first line of defense against external harm. Random implies no cause. In: Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. http://www.uptodate.com. 1. Swollen lymph node. normal blood tests. http://www.uptodate.com. Petechiae are tiny purple, red, or brown spots on the skin. Herein, normal platelet function as well as the effects of abnormal function and thrombocytopenia are reviewed. Petechiae commonly appear in clusters and may look like a rash. Friction on the skin. A single copy of these materials may be reprinted for noncommercial personal use only. For potential or actual medical emergencies, immediately call 911 or your local emergency service. In many cases of leukemia, the white cell blood count is much higher than normal. It's the scratching. An unexplained rash may require treatment, and any child with an unexplained rash and a fever should receive urgent medical attention. noticed 2-3 weeks ago that my skin was itchy & after scratching petechiae appeared. 1998-2023 Mayo Foundation for Medical Education and Research (MFMER). Can sometimes indicate low platelets but if you don't have bruising or generalized petechiae then I would think it's just from . Petechiae (puh-TEE-kee-ee) commonly appear in clusters and may look like a rash. Malnutrition is another common cause of petechiae. Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press. Bruising is defined as bleeding that occurs underneath the skin, causing black, blue or purple marks to visibly appear on the skin's surface. The red dots can be so numerous on the skin that they can form a large itchy patch. Circumscribed chronic lesion of skin. It does already seem to be fading. what can it be caused from? Petechiae can develop in small clusters or patches, resembling a rash. Philadelphia, Pa.: Mosby Elsevier, 2012. http://www.clinicalkey.com. If you are trying to figure out why you have it consider very hot showers, trauma, shaving, and many other possibilities. Other causes of petechiae can include infections, such as HIV, meningococcal meningitis, and endocarditis; autoimmune diseases; thrombocytopenia; serious allergic reactions; medications, such as aspirin and other nonsteroidal anti . For more information on petechiae treatment options, contact our dermatologists at. They could also appear as tiny purple, brown or red spots that are flat to the touch. Petechiae are less than 2mm in size (about the size of the tip of a crayon). Cookie Notice Has anyone scratched an itch on their body so bad that it caused bruising/petechiae? They're caused by broken blood vessels, or capillaries, underneath the skin. #thn_welcom{font-family: 'Strait'!important;} If you have been diagnosed with a virus, wait a couple of weeks once the virus has gone away to see if the petechiae go away as well. A purpura cluster is not generally irritating or itchy. References [3] 2 Examine your medications. Top answers from doctors based on your search: Created for people with ongoing healthcare needs but benefits everyone. Got another blood test 20th of Jan anxiety is going wild, no I got all my bloods done at hospital aswell for like bruising and bleeding and some protein type ones but all came back fine. They can look like a rash on the skin or in the mouth or eyelids. Weight loss. 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. bruising, petechiae, and heavy menstrual bleeding. how can i prevent more dots from showing up on the skin. These. Typically, straining will cause the dots to appear on the upper area of your body including the neck and shoulders. It is important to consult a doctor if a child develops any unexplained rash. scared! Advertising revenue supports our not-for-profit mission. Fett N. Evaluation of adults with cutaneous lesions of vasculitis. Because of that, you should always have a doctor check petechiae, especially in children. Purpura spots larger than 1 cm (centimeter) are called ecchymoses. Both petechiae and purpura clusters tend to have rash-like appearances. Or, your doctor might refer you to a specialist who can treat the medical issue that you have. The results can be painful! Once you improve your vitamin levels, the petechiae will naturally fade away and stop forming within the skin. what could it be? Typically, straining will cause the dots to appear on the upper area of your body including the neck and shoulders. information highlighted below and resubmit the form. I have petechiae that show up whenever i scratch my skin too much. What is purpura, and how can you treat it? They appear on the skin or in the mouth or eyelids. Streptococcal pharyngitis (strep) (adult and pediatric). It is possible that your child has a few of these spots or clusters of them, and they can appear on the chest, face, feet, or even stomach. A dermatologist has the skills and experience to instantly recognize differences between petechiae, freckles, and other marks. Petechiae may result from taking some types of medications, including: Petechiae may be caused by any of a number of fungal, viral and bacterial infections, including: Petechiae may also be caused by noninfectious medical conditions. These. Exhaling is passive Most of lower lobes are posterior, must listen to lungs posteriorly Breath sounds Mine turned out to be low folic acid after 6 blood tests starting from mid April this year they said it was profoundly low and asked if there had been any changes to my diet (which there hadn't) and said to take folic acid tablets for a month and then get checked with another blood test. however can I rule out Leukemia? Purpura and petechiae are discolored spots on the skin that appear in rash-like clusters. ga('create', "UA-50170790-1", 'auto'); They did say that my white blood cell level was just a tiny bit low but from there it has increased so I guess Im fine now as Ive had more blood test done and they said that there is no concern . Purpura may be petechiae that have spread and joined together, forming larger areas of discoloration. Grafana Hover Tooltip Not Working, Petechia is actually a spot on your skin that may be red to purple in color. Petechiae result from a bleed from small capillaries. por | Abr 24, 2022 | | hundpensionat vstmanland | Abr 24, 2022 | | hundpensionat vstmanland http://www.uptodate.com/home. They appear suddenly, then fade over time. Saying that ur bloods are fine is a very good sign! Like purpura, petechiae are a symptom of a health issue. I was taking citalopram. COVID-19 is an emerging, rapidly evolving situation. 3. Overall, it is important to contact a doctor about any unexplained rash. Has this happened to anyone else? You have several treatment options, including Mohs surgery. .comment-edit-link{background:url(http://www.lars-t-schlereth.com/wp-content/themes/theron_pro/images/icons.png) no-repeat; background-position:0px -49px; } Bite. Educational text answers on HealthTap are not intended for individual diagnosis, treatment or prescription. Accessed March 11, 2015. UV has both positive and negative effects on human health and wellness. Norpramin. Just a couple quick questions before I transfer you. When only the small capillary vessels are involved, it is also called exercise-induced . #sidebar .widget_archive li, #sidebar .widget_meta li, #sidebar .widget_recent_entries li, #sidebar .widget_nav_menu li, #sidebar .widget_recent_comments li, #sidebar .widget_pages li, #sidebar .widget_links li, #sidebar .widget_categories li{list-style-image:url(http://www.lars-t-schlereth.com/wp-content/themes/theron_pro/images/list_type.png);} It's important to see. What is the latest research on the form of cancer Jimmy Carter has? Bleeding is the most significant cause of death and side effect of aspirin. We do not sell your information in any form to any other company. We do not endorse or represent third-party sites. Hoffman R, et al. For instance, a long coughing fit or an overemotional bout of crying can lead to petechiae. 8. Gratismnster Stickat Till Barbie, Petechiae are a form of purpura: bleeding of the fine capillary vessels, which is expressed as small red spots on the skin surface. Ecchymosis is a . Tiny petechiae of the face, neck and chest can be caused by prolonged straining during activities such as coughing, vomiting, giving birth and weightlifting. After the appearance of petechiae, a doctor will perform a blood test to check the blood counts in the body. .post-edit-link{background:url(http://www.lars-t-schlereth.com/wp-content/themes/theron_pro/images/icons.png) no-repeat; background-position: 0px -49px;} Strep throat is a bacterial throat infection caused by Streptococcus pyogenes. vertical-align: -0.1em !important; Take a look at the some of the frequently asked questions about scabies so you'll know how to recognize and rid yourself of this condition. People with iron deficiency anemia may experience itchy skin ( pruritis) that can become red, bumpy and sore when scratched. 9. We do not control those third-party sites or their privacy practices, which may differ from ours. They are commonly found on the arms, legs, stomach, and buttocks. Petechiae. How recently did you have your checkup? #topmenu ul li ul li a{ font-size:14px!important;} Purpura form when tiny blood vessels called capillaries burst and leak, causing blood to pool beneath the skin. They are smaller than 2 mm and usually flat. For those who don't know, petechiae are dots of blood which appear under the skin; they often appear with purpura, which are larger areas or patches of blood under the skin, rather like a bruise. background: none !important; If you are having petechiae you should get it checked as it is not normal.You need physical exam and confirm that it is petechiae.And may need a blood Dr. Bradford Romans and another doctor agree. They are smaller than 2 mm and usually flat. These dots are caused by leaking blood from capillaries under the skin. Petechiae are formed when tiny blood vessels called capillaries break open. This treatment may involve: Purpura or petechiae resulting from minor injury often do not require medical attention, as they usually heal on their own. Accidental and non-accidental Injuries can cause bleeding, which can lead to petechiae. If they weren't there yet, it's probably time for another trip to the doctor. On examination, the nurse might expect to find: . #topmenu, .midrow_blocks, #footer, #copyright, .lay1 .hentry, .single_post, #sidebar .widgets .widget, #commentform, .comment-form-comment textarea, .form-submit input, #searchsubmit, #related_wrap ul, .znn_paginate span, .znn_paginate a, .navigation a, .navigation span, .lay2, .lay3 .post_image, .lay3 .post_content, .comment-form-author input, .comment-form-email input, .comment-form-url input, #thn_welcom, .thn_paginate span, .thn_paginate a, .navigation a, .navigation span, .single-post #header, .page #header, #newslider_home .news_buttn, .single-post .header2 #menu_wrap, .page .header2 #menu_wrap, .lay2 .hentry, .lay4 .hentry, .lay3 .hentry, #newslider, .comments_template{border-radius:8px; -moz-border-radius:8px; -webkit-border-radius:8px;behavior: url(http://www.lars-t-schlereth.com/wp-content/themes/theron_pro/images/PIE.htc);} Typically, straining will cause the dots to appear on the upper area of your body including the neck and shoulders. petechiae from scratching. 2008;395:1261. For these, please consult a doctor (virtually or in person). Petechiae appear as a rash, comprised of very small (pinpoint) red spots that affect the skin and mucous membranes. body.custom-background { background-image: url("http://www.lars-t-schlereth.com/wp-content/uploads/2013/09/seamlesswg2.jpg"); background-position: left top; background-size: auto; background-repeat: repeat; background-attachment: scroll; } The initial signs of senile purpura are purple or red bruises that have an, Henoch-Schnlein purpura is an inflammation that causes the small blood vessels to leak, leading to a rash. I would be happy to receive news and updates from Cancer Chat, NICE suspected cancer referral guidelines, Cancer Research UK for Children & Young People, Breast swelling and pickiness during pregnancy. What is Petechiae From Scratching): nplplural noun. A doctor may have you wait for a few months to see if the blood droplets disappear on their own. U.S. Food and Drug Administration. Both types of discoloration have associations with underlying health conditions, many of which require medical treatment. Shell do a physical exam to see if the petechiae are anywhere else. normal blood tests. The doctor said his bloodwork is normal and he just has fragile capillaries. The dots can form large patches but aren't usually itchy or painful. In most cases, purpura develop in rash-like clusters on a single area of skin, which may be large. } I have no other symptoms. Do they resolve with time and do you have them elsewhere? You may opt-out of email communications at any time by clicking on Lesions of macular purpura are larger than petechiae but smaller than ecchymoses. Accessed March 10, 2015. Please note, we cannot prescribe controlled substances, diet pills, antipsychotics, or other abusable medications. .comments-link { If the cause isnt clear, you might need urine or blood tests. Having all over itching with no rash but can scratching cause petechiae? no known trauma. I am so terrified! The most common cause of petechiae is through physical trauma such as a hard bout of coughing, vomiting or crying which can result in facial petechiae, especially around the eyes. The petechiae are just one of many signs, and the small dots often appear due to other circumstances. I didn't even realize how bad it was until a bit later when I saw the bruise and realized it's probably because I had been scratching that spot (over my clothes) all morning. Figure 2 Residual red . ga('send', 'pageview'); Usually, the dot or patch is well beneath the surface of the skin, but just occasionally it might bleed. It normally happens when I'm having more inflammation than normal. Petechiae are red, pink, or purple patches just under the skin. I think since your patches have reappeared you should revisit the doctor, who may want to repeat the blood work. Petechiae are red, pink, or purple patches just under the skin. Do they resolve with time and do you have them elsewhere? They help move oxygen and nutrients from your. You can also get petechiae from vomiting or straining while lifting weights. Content, including images, displayed on this website is protected by copyright laws. People with leukemia may notice tiny red blood spots on their skin - these pinpoints are called petechiae. A doctor can see if these tests are nece Studies show that among the adverse effects of patients taking the most common treatments for RA include low platelets get in to see your Rheum pronto Those are unlikely to be petechiae. level 1 Petechiae (puh-TEE-kee-ee) commonly appear in clusters and may look like a rash. You can learn more about how we ensure our content is accurate and current by reading our. Platelets help the blood clot. Especially if you are scratching..I assume you have pets if you have fleas, an application of frontline every month for 6 months continuously and the fleas will be gone. For those who don't know, petechiae are dots of blood which appear under the skin; they often appear with purpura, which are larger areas or patches of blood under the skin, rather like a bruise. They can also develop under the mucous membranes, such as those in the mouth or nose. Tiny petechiae of the face, neck and chest can be caused by prolonged straining during activities such as coughing, vomiting, giving birth and weightlifting. Blood also can collect under the tissue in larger flat areas (called purpura ), or in a very large bruised area (called an ecchymosis). Petechial haemorrhages are areas of pericapillary bleeding representing small extravasations of blood ranging in size from those invisible to the naked eye up to a diameter of 2mm. Read this blog to find the answers to your questions about moles. Desert Dermatology & Skin Cancer Specialists and its staff to provide you the most complete customer service. Drug reaction: Tiny red spots can be a sign that your immune system has overreacted to a drug. http://www.uptodate.com/home. .lay1 .post_content h2 a, .lay2 .post_content h2 a{ font-size:16px!important;} It may be rinsed with a prescribed solution of hydrogen peroxide and saline solution with ratio 1:4. Petechiae can have a variety of causes, such as a bleeding disorder or mechanical trauma. The size of the spots is an important feature of the rash; the spots must be less than 2 millimeters (0.078 inches) to be considered petechiae. By thinking through these incidents, you and a doctor can help break down exactly how the petechiae formed. 2004-2023 Healthline Media UK Ltd, Brighton, UK, a Red Ventures Company. .wpb_animate_when_almost_visible { opacity: 1; }. Terms of Use. Desert Dermatology & Skin Cancer Specialists may provide links to third-party applications, products, services, or websites for your convenience and information. There is a problem with Bruising easily. It went away however a month ago it appeared again but bigger, I also gave many dots on my feet and legs. Antibiotics help clear the infection, and once the infection is gone, the spots will disappear as well. normal blood tests. Totally normal for us. The generalized rash: Part 1. The most common cause of petechiae is physical trauma or injury to the skin, such as a hard slap or a deep scratch. Accessed March 11, 2015. This process makes the skin develop red spots (petechiae) and looks like a rash or bruise. MedicineNet does not provide medical advice, diagnosis or treatment. .header1 .logo, #thn_welcom, .midrow_blocks, .lay1 .hentry, .lay2 .hentry, .lay3 .hentry, .lay4 .hentry, #footer, .single_wrap .single_post, #newslider, #sidebar .widgets .widget, .comments_template, .search_term{box-shadow:0px 0px 2px rgba(0, 0, 0, 0.5);-moz-box-shadow:0px 0px 2px rgba(0, 0, 0, 0.5); -webkit-box-shadow:0px 0px 2px rgba(0, 0, 0, 0.5);} They form when capillaries break and leak blood that pools beneath the skin. I am just worried because I havent got any pets or been around any particularly. It's as normal as bruising your leg when you hit something. Please note, we cannot prescribe controlled substances, diet pills, antipsychotics, or other abusable medications. Pantbank Klockor Gteborg, When these blood vessels break, blood leaks into your skin. Petechiae are tiny red, flat spots that appear on your skin. information submitted for this request. "> Please include any. Hi, happy new year. Those infections can include: Physical force: A sudden or severe strain can make capillaries in that area of your body start to leak. what could it be? They occur due to bleeding from the capillaries that attach your arteries to your veins. Breast ultrasound shadowing? The problem is that if you follow any chain of symptoms far enough, you will always reach cancer or some other dire condition. Petechiae are tiny brown, red, or purple spots that appear under the skin. http://www.accessdata.fda.gov/scripts/cder/drugsatfda/index.cfm?fuseaction=Search.Label_ApprovalHistory#labelinfo. If you think you might have milia on your skin, see some questions and answers about milia to understand your condition and seek the proper remedies. High fevers associated with viruses like sepsis may also result in petechiae. Petechiae result from a bleed from small capillaries. https://www.ncbi.nlm.nih.gov/books/NBK482331/, https://dermnetnz.org/quizzes/different-causes-of-purpura-10-cases/case/10#quiz. Superficial damage to skin caused by scratching or rubbing. Petechiae are small, pinpoint-sized red dots on the surface of the skin. Petechiae in children can be a symptom of an underlying illness or bacterial infection. If you have pinpoint-sized red dots under your skin that spread quickly, or petechiae plus other symptoms, seek medical attention. Accessed March 10, 2015. Petechiae could be associated with other side-effects of the medication and not the medication itself. Desert Dermatology & Skin Cancer Specialists has strict privacy guidelines in place and will not use your personal information for any purposes other than your treatment. When youre genetically prone to bleed easily your risk of having such an event will be much higher than the benefit you might have from taking aspirin. AUTHOR DISCLOSURE Dr . HealthTap uses cookies to enhance your site experience and for analytics and advertising purposes. Burrows. Call your doctor right away if your child has petechiae and: 1996-2023 MedicineNet, Inc. All rights reserved. Though the spots are often flat, they can be slightly raised. Bone pain. Seeking emergency care is crucial if a child has an unexplained rash and a fever. NUR 265 Exam 2 Study Guide graded A 2023 UPDATED 2 Pleural, 1 attached to outside of lungs and 1 attached to inside of ribs. body {-webkit-font-feature-settings: "liga";font-feature-settings: "liga";-ms-font-feature-settings: normal;} what could it be? Usually flat to the touch, petechiae don't lose color when you press on them. For example, if you've recently given birth, the strain you have from pushing the baby could create petechiae, especially in the neck area. Ely JW, et al. Examples include: Causes shown here are commonly associated with this symptom. "Mayo," "Mayo Clinic," "MayoClinic.org," "Mayo Clinic Healthy Living," and the triple-shield Mayo Clinic logo are trademarks of Mayo Foundation for Medical Education and Research. It usually goes away by the next day though. Example sentences with the word petechiae. Petechiae after scratching. Extraktorgrenrr B230 Turbo, Broccoli also contains vitamin C, which will help with both deficiencies. Dr. Edmond Bendaly answered Hematology and Oncology 22 years experience Unlikely petechiae: Those are unlikely to be petechiae. Petechiae are small (4mm in diameter), nonblanching, purpuric macules that can appear on the skin, conjunctiva, retina, and mucous membranes. 2010;81:735. www.aafp.org/afp. noticed 2-3 weeks ago that my skin was itchy & after scratching petechiae appeared.