Search
Site Search
About CHAM
Who We Are
Our Mission
Our Values
CHAM Leadership
In the Community
CHAM Mentions
Bronx Locations
US News & World Report
Health Library
Patient Health Library
Refer a Patient
Find a Doctor
Find a Clinical Trial
SIGN IN TO MYCHART
Ways to Give
Volunteer
Volunteering at CHAM
Why Support Montefiore
Donate
Toggle menu
Specialties & Programs
Pediatric Specialties
View Specialties
Adolescent Medicine (Gynecology, Menstrual disorders, Contraception, Eating disorders, Obesity)
Allergy and Immunology
Anesthesiology
Cardiology (Heart)
Cardiothoracic Surgery (Heart)
Community and Population Health
Craniofacial Surgery
Critical Care Medicine
Dentistry
Dermatology (Skin Disorders)
Developmental Medicine (Developmental and Behavioral Pediatrics, Autism, ADHD, Developmental Delays and Mental Health)
Emergency Medicine
Endocrinology & Diabetes
Fetal Medicine (High Risk OB/GYN)
Gastroenterology, Hepatology, and Nutrition (Inflammatory Bowel Disease, Liver Disease, Liver Transplant
General Pediatrics (Academic General Pediatrics)
Genetics (Inherited Diseases, Rare Diseases, Genetic Counseling)
Heart
Pediatric Hematology, Oncology, and Cellular Therapy
Hepatology (Liver Disease)
Hospital Medicine
Infectious Disease (Vaccines, Complex Infection and Antibiotic Management)
Neonatology (Premature and Sick Newborn Care)
Nephrology (Kidney Disease, Hypertension, Dialysis, Kidney Transplant)
Neurology (Seizures, Neuromuscular and Brain Diseases, Muscular Dystrophy, Rhett Syndrome)
Neurosurgery
Ophthalmology (Eye and Vision)
Orthopedics (Bones and Joints)
Otorhinolaryngology (Ears, Nose, Throat)
Psychiatry (Therapy for Mental Health Problems, Depression, Psychiatric Diseases)
Radiology (X-rays, ultrasound, MRI, CT, interventional procedures)
Respiratory and Sleep Medicine (Lung and Breathing Problems, Asthma, Sleep Apnea)
Rheumatology (Lupus, Juvenile Arthritis, Childhood Autoimmune Diseases)
Surgery
Urology (Kidney, Ureter and Bladder)
PROGRAMS & CENTERS
View All Programs & Centers >
For Patients & Families
Getting Here
Your Hospital Visit
Neighborhood Services
Visitors
Support Services
Paying For Your Visit
FAQs
Find A Doctor
Get Directions
For Health
Professionals
Refer A Patient
Residency and Fellowship at the Children’s Hospital at Montefiore
Nursing At CHAM
Careers
Staff & Alumni Association
Quality Improvement & Patient Safety
CHAM Leadership
Medical Student Education
Clinical Pathways
Research
Child Health Research at CHAM
Improving Child Health Across Disciplines
Clinical Trials
Albert Einstein College Of Medicine
Preventive Intervention Research Center for Child Health (PIRC)
IMPLEMENT
Home
Health Library
Health Library
<div class="HwContainer HwElement" id="HwContainer"><a class="HwMainSkipNavigation" href="#HwContentTitle"><span class="HwAccessibilityText">Skip Navigation</span></a><div class="HwBlock" id="HwMain" role="main"><div class="HwRow"><div class="HwColumn" id="HwColumnSidebar1"><div class="HwCustom" id="HwCustomSidebar"> </div></div><div class="HwColumn" id="HwColumnContent"><div id="HwContentTop"> </div><div class="HwTypeFocus HwContentWrapper HwElement" role="article" id="HwContentWrapper"><div class="HwCustom" id="HwCustomContentTop"> </div><div class="HwContentHeader"><p><a name="top" id="Hwtop"><span class="HwAccessibilityText">Top of the page</span></a> </p></div><div class="HwContentTitle"><h1 id="HwContentTitle" tabindex="-1">Chilblains (Perniosis)</h1></div><div class="HwContentTopNavigation"> </div><div class="HwContent"><div class="HwNavigationSection HwSectionSpecialSection" id="sec-aa53848-sec"><h2 class="HwSectionTitle" fingerprint="b4cb0a40" fingerprint-exact="e7c3d1bb">Overview</h2> <p fingerprint="48bddbe9" fingerprint-exact="a7ae494e">Chilblains (perniosis, also known as pernio) is a reaction to cold, nonfreezing temperatures. It is seen most often in people who are exposed to damp, cold weather. </p> <p fingerprint="ac9b5b60" fingerprint-exact="e8014b35">Symptoms develop 12 to 24 hours after exposure to cold. Chilblains usually affects the fingers and toes, but the ears, nose, and heels can also be affected. Symptoms include: </p> <ul fingerprint="2dc6c35e" fingerprint-exact="49038846"> <li>Local redness and swelling.</li> <li>Small areas of skin that look purplish. </li> <li>Skin bumps. </li> <li>Changes in sensation, such as itching or burning. </li> <li>Tender blue bumps that develop after rewarming. </li> <li>Blisters and ulcers (in severe cases). </li> </ul> <p fingerprint="84443bcc" fingerprint-exact="d1c67b4d">Treatment includes rewarming the affected areas, caring for any blisters that form, and avoiding reexposure to cold. </p> </div><div class="HwNavigationSection HwSectionRelatedInformation" id="sec-aa53848-RelInfo"><h2 class="HwSectionTitle" fingerprint="d5f858e0" fingerprint-exact="c0ffe04b">Related Information</h2><ul fingerprint="567a3ea3" fingerprint-exact="3bbb503b"><li class="HwOptionalAny"><a data-hw-type="Focus" data-hw-document-href="tw9026" data-hw-section="tw9026_sec" hw:document-type="Focus" hw:document-href="tw9026" data-hwid="tw9026" hw:section-href="tw9026_sec" href="?id=tw9026#tw9026_sec">Cold Exposure: What Increases Your Risk of Injury?</a></li><li class="HwOptionalAny"><a data-hw-type="Symptom" data-hw-document-href="colde" data-hw-section="aa54016" hw:document-type="Symptom" hw:document-href="colde" data-hwid="colde" hw:section-href="aa54016" href="?id=colde#aa54016">Cold Temperature Exposure</a></li></ul></div><div class="HwNavigationSection HwCreditsSection HwCreditsWithoutNavstack HwSectionCredits" id="sec-aa53848-Credits"><h2 class="HwSectionTitle">Credits</h2><div class="HwContentInformation"><div class="HwLastUpdated"><p><span class="HwInfoLabel">Current as of: </span> December 4, 2024</p></div><div class="HwCredits"><p><span class="HwInfoLabel">Author: </span><a class="HwLinkExternal" href="https://www.healthwise.org/specialpages/legal/abouthw/en" title="Opens in a new window"><span class="HwLinkText">Ignite Healthwise, LLC Staff</span></a><br><span><b><a class="HwLinkExternal" href="https://www.healthwise.org/specialpages/legal/abouthw/en" title="Opens in a new window"><span class="HwLinkText">Clinical Review Board</span></a></b></span><br>All Ignite Healthwise, LLC education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.</p></div></div></div></div><div class="HwCustom" id="HwCustomContentBottom"> </div><div class="HwContentNavigation"><div class="HwSectionNavItem" style="display:block" id="secNav-aa53848-sec"><div class="HwContentNavigationNone"> </div><div class="HwContentNavigationTop"><a href="#top">Top of the page</a></div><div class="HwContentNavigationNext"><p>Next Section: </p><a class="HwLinkNavstack" data-hw-type="Focus" data-hw-document-href="aa53848" data-hw-section="aa53848-RelInfo" id="nextLink-aa53848-RelInfo" hw:document-type="Focus" hw:document-href="aa53848" data-hwid="aa53848" hw:section-href="aa53848-RelInfo" href="?id=aa53848#aa53848-RelInfo">Related Information</a><span class="HwNavLinkArrow" aria-hidden="true"> »</span></div><div class="HwClear"> </div></div><div class="HwSectionNavItem" style="display:none" id="secNav-aa53848-RelInfo"><div class="HwContentNavigationPrev"><p>Previous Section: </p><span class="HwNavLinkArrow" aria-hidden="true">« </span><a class="HwLinkNavstack" data-hw-type="Focus" data-hw-document-href="aa53848" data-hw-section="aa53848-sec" id="prevLink-aa53848-sec" hw:document-type="Focus" hw:document-href="aa53848" data-hwid="aa53848" hw:section-href="aa53848-sec" href="?id=aa53848#aa53848-sec">Overview</a></div><div class="HwContentNavigationTop"><a href="#top">Top of the page</a></div><div class="HwContentNavigationNext"><p>Next Section: </p><a class="HwLinkNavstack" data-hw-type="Focus" data-hw-document-href="aa53848" data-hw-section="aa53848-Credits" id="nextLink-aa53848-Credits" hw:document-type="Focus" hw:document-href="aa53848" data-hwid="aa53848" hw:section-href="aa53848-Credits" href="?id=aa53848#aa53848-Credits">Credits</a><span class="HwNavLinkArrow" aria-hidden="true"> »</span></div><div class="HwClear"> </div></div><div class="HwSectionNavItem" style="display:none" id="secNav-aa53848-Credits"><div class="HwContentNavigationPrev"><p>Previous Section: </p><span class="HwNavLinkArrow" aria-hidden="true">« </span><a class="HwLinkNavstack" data-hw-type="Focus" data-hw-document-href="aa53848" data-hw-section="aa53848-RelInfo" id="prevLink-aa53848-RelInfo" hw:document-type="Focus" hw:document-href="aa53848" data-hwid="aa53848" hw:section-href="aa53848-RelInfo" href="?id=aa53848#aa53848-RelInfo">Related Information</a></div><div class="HwContentNavigationTop"><a href="#top">Top of the page</a></div><div class="HwContentNavigationNone"> </div><div class="HwClear"> </div></div></div><div class="HwContentInformation"><div class="HwLastUpdated"><p><span class="HwInfoLabel">Current as of: </span>December 4, 2024</p></div><div class="HwCredits"><p><span class="HwInfoLabel">Author: </span><a class="HwLinkDisclaimer" href="https://www.healthwise.org/specialpages/legal/abouthw/en">Ignite Healthwise, LLC Staff</a></p><p><a class="HwLinkDisclaimer" href="https://www.healthwise.org/specialpages/legal/abouthw/en"><span><b>Clinical Review Board</b></span></a><br>All Ignite Healthwise, LLC education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.</p></div></div></div></div><div class="HwColumn" id="HwColumnSidebar2"><div class="HwCustom" id="HwCustomNavigationTop"> </div><div class="HwElement" id="HwNavigationWrapper"><div class="HwNavigation" id="HwNavigation" role="navigation"><h3 class="HwNavStackHeader" id="HwNavStackHeader">Topic Contents</h3><ul aria-labelledby="HwNavStackHeader"><li id="nav-aa53848-sec"><a class="HwLinkNavstack" data-hw-type="Focus" data-hw-document-href="aa53848" data-hw-section="aa53848-sec" hw:document-type="Focus" hw:document-href="aa53848" data-hwid="aa53848" hw:section-href="aa53848-sec" href="?id=aa53848#aa53848-sec">Overview</a></li><li id="nav-aa53848-RelInfo"><a class="HwLinkNavstack" data-hw-type="Focus" data-hw-document-href="aa53848" data-hw-section="aa53848-RelInfo" hw:document-type="Focus" hw:document-href="aa53848" data-hwid="aa53848" hw:section-href="aa53848-RelInfo" href="?id=aa53848#aa53848-RelInfo">Related Information</a></li><li id="nav-aa53848-Credits"><a class="HwLinkNavstack" data-hw-type="Focus" data-hw-document-href="aa53848" data-hw-section="aa53848-Credits" hw:document-type="Focus" hw:document-href="aa53848" data-hwid="aa53848" hw:section-href="aa53848-Credits" href="?id=aa53848#aa53848-Credits">Credits</a></li></ul></div></div><div class="HwNavigationWrapper HwNavigationEmpty"> </div><div class="HwCustom" id="HwCustomNavigationBottom"> </div></div></div></div><div class="HwBlock" id="HwFooter"><div class="HwRow"><div class="HwCustom HwColumn" id="HwCustomFooterLeft"> </div><div class="HwColumn" id="HwFooterLegal"><div class="HwLegal HwElement" role="contentinfo"><div class="HwLogo"><a class="HwLinkExternal" href="https://www.healthwise.org/specialpages/legal/abouthw/en"><img class="HwNoHcMode" data-hw-resource-path="media/interface/hwlogo.png" alt="Click here to learn about Ignite Healthwise, LLC" src="https://ixbapi.healthwise.net/Resource/14.5/en-us/media/interface/hwlogo.png" hw:resource-path="media/interface/hwlogo.png" hw:release-quarter="14.5"><img class="HwHcMode" data-hw-resource-path="media/interface/hwlogo_hc.png" alt="Click here to learn about Ignite Healthwise, LLC" src="https://ixbapi.healthwise.net/Resource/14.5/en-us/media/interface/hwlogo_hc.png" hw:resource-path="media/interface/hwlogo_hc.png" hw:release-quarter="14.5"></a></div><div class="HwDisclaimer"><p>This information does not replace the advice of a doctor. Ignite Healthwise, LLC disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the <a href="https://www.healthwise.org/specialpages/legal/terms.aspx">Terms of Use</a> and <a href="https://www.healthwise.org/specialpages/legal/privacy.aspx">Privacy Policy</a>. Learn <a class="HwLinkExternal" href="https://www.healthwise.org/specialpages/legal/abouthw/en">how we develop our content</a>.</p></div><div class="HwOptionalLogo"><div class="HwLogo"><a class="HwLinkExternal" href="https://www.healthwise.org/specialpages/legal/abouthw/en"><img class="HwNoHcMode" data-hw-resource-path="media/interface/hwlogo.png" alt="Click here to learn about Ignite Healthwise, LLC" src="https://ixbapi.healthwise.net/Resource/14.5/en-us/media/interface/hwlogo.png" hw:resource-path="media/interface/hwlogo.png" hw:release-quarter="14.5"><img class="HwHcMode" data-hw-resource-path="media/interface/hwlogo_hc.png" alt="Click here to learn about Ignite Healthwise, LLC" src="https://ixbapi.healthwise.net/Resource/14.5/en-us/media/interface/hwlogo_hc.png" hw:resource-path="media/interface/hwlogo_hc.png" hw:release-quarter="14.5"></a></div></div><div class="HwCopyright"><p class="HwCopyrightLink">To learn more about Ignite Healthwise, LLC, visit <a href="https://www.webmdignite.com/">webmdignite.com</a>. </p><p>© 2024-2025 Ignite Healthwise, LLC. </p></div></div></div><div class="HwCustom HwColumn" id="HwCustomFooterRight"> </div></div></div><div class="HwCustom HwBlock" id="HwCustomFooter"> </div></div>