{"id":889,"date":"2025-04-28T15:16:34","date_gmt":"2025-04-28T12:16:34","guid":{"rendered":"https:\/\/wiki.voka.io\/diseases\/uncategorized\/ozhogi-i-obmorozheniya-nosa\/"},"modified":"2026-08-19T10:23:30","modified_gmt":"2026-08-19T07:23:30","slug":"queimaduras-e-congelamento-do-nariz","status":"publish","type":"diseases_post","link":"https:\/\/wiki.voka.io\/pt\/doencas\/otorrinolaringologicas\/lesoes-termicas-do-nariz\/","title":{"rendered":"Les\u00f5es t\u00e9rmicas do nariz externo: Queimaduras, congelamento"},"content":{"rendered":"<p><?xml encoding=\"UTF-8\" ?><\/p>\n<p class=\"wp-block-paragraph\">As les\u00f5es t\u00e9rmicas do nariz s\u00e3o danos \u00e0 pele e aos tecidos subjacentes causados \u200b\u200bpela exposi\u00e7\u00e3o a temperaturas extremamente baixas ou altas.<\/p>\n<h2 id=\"queimaduras-no-nariz\" class=\"wp-block-heading\"><strong>Queimaduras no nariz<\/strong><\/h2>\n<h3 id=\"etiologia-das-queimaduras-nasais\" class=\"wp-block-heading\">Etiologia das queimaduras nasais<\/h3>\n<p class=\"wp-block-paragraph\">As queimaduras ocorrem devido \u00e0 exposi\u00e7\u00e3o a l\u00edquidos quentes, vapor ou altas doses de radia\u00e7\u00e3o UV (queimaduras solares). Quanto mais elevada for a temperatura do l\u00edquido prejudicial (vapor) e quanto maior for o tempo de exposi\u00e7\u00e3o, mais extenso ser\u00e1 o dano.<\/p>\n<h3 id=\"anatomia-de-queimaduras-nasais\" class=\"wp-block-heading\">Anatomia de queimaduras nasais<\/h3>\n<p class=\"wp-block-paragraph\">As queimaduras s\u00e3o classificadas de acordo com a profundidade do dano:<\/p>\n<ul class=\"wp-block-list\">\n<li><strong>queimaduras superficiais (1\u00ba grau)<\/strong> \u2014 atingem apenas a epiderme (camada superior da pele);<\/li>\n<li><strong>queimaduras de espessura parcial superficial (2\u00ba grau)<\/strong> \u2014 acometam a epiderme e as camadas superiores da derme (camada papilar);<\/li>\n<li><strong>queimaduras profundas (3\u00ba grau)<\/strong> \u2014 afetam a epiderme, a gordura subcut\u00e2nea e os anexos da pele (fol\u00edculos pilosos, gl\u00e2ndulas sudor\u00edparas);<\/li>\n<li><strong>queimaduras profundas de espessura total (4\u00ba grau)<\/strong> \u2014 al\u00e9m de danos \u00e0 pele, ocorre a necrose de m\u00fasculos, tend\u00f5es e cartilagens com exposi\u00e7\u00e3o do tecido \u00f3sseo.<\/li>\n<\/ul>\n<p class=\"wp-block-paragraph\">A cicatriza\u00e7\u00e3o das queimaduras de 1\u00ba e 2\u00ba graus ocorre pela epiteliza\u00e7\u00e3o da superf\u00edcie da ferida, enquanto as de 3\u00ba e 4\u00ba cicatrizam devido \u00e0 prolifera\u00e7\u00e3o de tecido cicatricial.<\/p>\n<h3 id=\"manifestacoes-clinicasde-queimaduras-do-nariz\" class=\"wp-block-heading\"><strong>Manifesta\u00e7\u00f5es cl\u00ednicas<\/strong><strong>de queimaduras do nariz<\/strong><\/h3>\n<p class=\"wp-block-paragraph\">Nas queimaduras de qualquer grau, ocorre dor intensa no local da les\u00e3o. <\/p>\n<p class=\"wp-block-paragraph\">A queimadura <strong>de 1\u00ba grau<\/strong> \u00e9 caracterizada pela hiperemia cut\u00e2nea. A \u00e1rea queimada \u00e9 dolorosa ao toque e fica p\u00e1lida ao pressionar.<\/p>\n<p class=\"wp-block-paragraph\">A queimadura <strong>de 2\u00ba grau<\/strong> causa a forma\u00e7\u00e3o de bolhas serosas com l\u00edquido claro na pele hiper\u00eamica; o fundo dessas bolhas \u00e9 rosa. As bolhas podem surgir posteriormente, at\u00e9 24 horas ap\u00f3s a queimadura. Esse tipo de queimadura \u00e9 caracterizado tamb\u00e9m pela sensibilidade ao toque.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/articles\/Otorhinolaryngology\/Thermal%20lesions%20of%20the%20external%20nose\/3D%20Model%20of%20Nasal%20Burns.webp\" alt=\"Queimadura do nariz de 2\u00ba grau \"><figcaption class=\"wp-element-caption\">Queimadura do nariz de 2\u00ba grau \u2014 <a href=\"https:\/\/catalog.voka.io\/en\/models\/8861ee9e-a330-4451-856d-1de6ead27805\/4a208b6a-cd12-4055-bdf0-b575ce1530ba\/a744fa18-b3b2-4346-b2fe-bc351a12a364\/352e1a31-05f4-4e99-9ec0-29796770c4cf\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Modelo 3D<\/a><\/figcaption><\/figure>\n<p class=\"wp-block-paragraph\">A queimadura de <strong>3\u00ba grau<\/strong> \u00e9 caracterizada pela forma\u00e7\u00e3o de bolhas serosas e hemorr\u00e1gicas na pele hiper\u00eamica e infiltrada. A necrose seca tamb\u00e9m \u00e9 poss\u00edvel. A \u00e1rea danificada \u00e9 moderadamente dolorida ou indolor, o cabelo cai.<\/p>\n<p class=\"wp-block-paragraph\">A queimadura profunda de espessura total de <strong>4\u00ba grau<\/strong> \u00e9 caracterizada pela forma\u00e7\u00e3o de crosta preta. A ferida \u00e9 indolor, seu fundo \u00e9 representado pelo tecido \u00f3sseo.<\/p>\n<p class=\"wp-block-paragraph\">Deve-se notar que as queimaduras isoladas do nariz s\u00e3o extremamente raras. Geralmente elas s\u00e3o acompanhadas de danos em outras \u00e1reas.<\/p>\n<p class=\"wp-block-paragraph\"><strong>Classifica\u00e7\u00e3o das queimaduras nasais segundo a profundidade da les\u00e3o<\/strong><\/p>\n<figure class=\"wp-block-table table-to-cards\">\n<table>\n<thead>\n<tr>\n<th class=\"has-text-align-center\" data-align=\"center\">Grau<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Profundidade da les\u00e3o<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Altera\u00e7\u00f5es locais<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Dor<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Cicatriza\u00e7\u00e3o<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">1\u00ba<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Apenas epiderme<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Hiperemia (vermelhid\u00e3o) da pele. \u00c0 palpa\u00e7\u00e3o \u2013 dor. Ao pressionar, a \u00e1rea fica p\u00e1lida<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Moderada ao toque<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Epiteliza\u00e7\u00e3o, sem cicatrizes<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">2\u00ba<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">A epiderme e as camadas superiores da derme (camada papilar)<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Bolhas serosas com conte\u00fado transparente na pele hiper\u00eamica. <br \/>O fundo das bolhas \u00e9 cor-de-rosa. <br \/>As bolhas podem aparecer dentro de 24 horas<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Intensa<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Epiteliza\u00e7\u00e3o, sem cicatrizes<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">3\u00ba<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Epiderme, derme, gordura subcut\u00e2nea, anexos da pele<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Bolhas serosas e hemorr\u00e1gicas, necrose seca. <br \/>A pele est\u00e1 hiper\u00e9mica e infiltrada. <br \/>O cabelo \u00e9 facilmente removido<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Reduzida ou ausente<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Cicatriza\u00e7\u00e3o <\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">4\u00ba<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Todas as camadas da pele, m\u00fasculos, tend\u00f5es, cartilagens, possivelmente ossos<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Crosta preta, o fundo da ferida \u00e9 representado pelo tecido \u00f3sseo. Necrose extensa<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Ausente<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Cicatrizes graves<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h3 id=\"diagnosticode-queimaduras-do-nariz\" class=\"wp-block-heading\"><strong>Diagn\u00f3stico<\/strong><strong>de queimaduras do nariz<\/strong><\/h3>\n<p class=\"wp-block-paragraph\">O diagn\u00f3stico \u00e9 baseado no hist\u00f3rico da les\u00e3o e no exame otorrinolaringol\u00f3gico. Na fase pr\u00e9-hospitalar, \u00e9 essencial avaliar a permeabilidade das vias a\u00e9reas. A mucosa nasofar\u00edngea \u00e9 examenada regularmente para detectar as queimaduras e o edema mucoso reativo e tamb\u00e9m para prevenir a insufici\u00eancia respirat\u00f3ria. Para determinar o tratamento subsequente, s\u00e3o avaliadas a profundidade e a extens\u00e3o da les\u00e3o em rela\u00e7\u00e3o \u00e0 \u00e1rea total da superf\u00edcie corporal. Em casos de les\u00f5es extensas, para prevenir o desenvolvimento de complica\u00e7\u00f5es sist\u00eamicas, s\u00e3o realizados a bioqu\u00edmica sang\u00ednea, a bioqu\u00edmica urin\u00e1ria e o eletrocardiograma (ECG).<\/p>\n<h3 id=\"tratamento-de-queimaduras-nasais\" class=\"wp-block-heading\"><strong>Tratamento de queimaduras nasais<\/strong><\/h3>\n<p class=\"wp-block-paragraph\">Em primeiro lugar, deve-se interromper o impacto do fator prejudicial. Caso ocorra a inala\u00e7\u00e3o de fuma\u00e7a na fase pr\u00e9-hospitalar, \u00e9 iniciada a insufla\u00e7\u00e3o de oxig\u00eanio umidificado.<\/p>\n<p class=\"wp-block-paragraph\">Se poss\u00edvel, deve-se resfriar a \u00e1rea lesionada e administrar analg\u00e9sicos adequados. Nas queimaduras superficiais, recomenda-se uma terapia local. S\u00e3o prescritos curativos com pomadas antibi\u00f3ticas. N\u00e3o \u00e9 recomendado estourar pequenas bolhas, enquanto as maiores devem ser excisadas. Pacientes com queimaduras profundas podem necessitar de enxerto de pele.<\/p>\n<p class=\"wp-block-paragraph\">As queimaduras extensas e profundas requerem tratamento em um hospital especializado no tratamento de queimaduras.<\/p>\n<h2 id=\"geladura-nasal\" class=\"wp-block-heading\"><strong>Geladura nasal<\/strong><\/h2>\n<h3 id=\"etiologiade-congelamento-do-nariz\" class=\"wp-block-heading\"><strong>Etiologia<\/strong><strong>de congelamento do nariz<\/strong><\/h3>\n<p class=\"wp-block-paragraph\">O congelamento ocorre como resultado da exposi\u00e7\u00e3o prolongada de \u00e1reas do corpo a baixas temperaturas. A exposi\u00e7\u00e3o prolongada a condi\u00e7\u00f5es ambientais adversas, como alta umidade e vento, pode causar o congelamento mesmo em temperaturas acima de zero.<\/p>\n<h3 id=\"anatomiade-congelamento-do-nariz\" class=\"wp-block-heading\"><strong>Anatomia<\/strong><strong>de congelamento do nariz<\/strong><\/h3>\n<p class=\"wp-block-paragraph\">O congelamento tamb\u00e9m interrompe a circula\u00e7\u00e3o sangu\u00ednea, causando os espasmos nos pequenos vasos sangu\u00edneos distais. Ocorre a isquemia tecidual, levando \u00e0 morte celular. A extens\u00e3o exata do congelamento pode, \u00e0s vezes, ser avaliada ap\u00f3s v\u00e1rios dias devido ao lento aparecimento das altera\u00e7\u00f5es caracter\u00edsticas (as bolhas surgem ap\u00f3s 4 a 8 horas e a linha de demarca\u00e7\u00e3o da necrose aparece ap\u00f3s v\u00e1rios dias).<\/p>\n<ul class=\"wp-block-list\">\n<li>O <strong>congelamento de 1\u00ba grau<\/strong> afeta as camadas superficiais da derme, causando a palidez.<\/li>\n<li>O <strong>congelamento de 2\u00ba grau<\/strong> caracteriza-se pela forma\u00e7\u00e3o de bolhas serosas na pele p\u00e1lida.<\/li>\n<li>O <strong>congelamento de 3\u00ba grau<\/strong> \u00e9 caracterizado pelas les\u00f5es cut\u00e2neas profundas. Formam-se as bolhas preenchidas com l\u00edquido hemorr\u00e1gico.<\/li>\n<li>No  <strong>4\u00ba grau de congelamento<\/strong>, ocorre a necrose de toda a espessura da pele e dos tecidos subjacentes. Desenvolve-se a gangrena seca, e as \u00e1reas distais ficam cobertas pela crosta seca e preta; em alguns casos, ocorre a autoamputa\u00e7\u00e3o. A pele \u00e9 cian\u00f3tica, marmoreada. As les\u00f5es se combinam com manifesta\u00e7\u00f5es de 2\u00ba e 3\u00ba grau com a forma\u00e7\u00e3o de bolhas com conte\u00fados variados.<\/li>\n<\/ul>\n<h3 id=\"quadro-clinico-de-congelamento-do-nariz\" class=\"wp-block-heading\">Quadro cl\u00ednico de congelamento do nariz<\/h3>\n<p class=\"wp-block-paragraph\">O congelamento \u00e9 inicialmente caracterizado por uma sensa\u00e7\u00e3o de queima\u00e7\u00e3o e dorm\u00eancia na \u00e1rea afetada. A \u00e1rea afetada pelo congelamento fica p\u00e1lida, fria, endurecida, com aspecto marmorizado. Ap\u00f3s o aquecimento, surge uma dor intensa; quanto mais grave a les\u00e3o, mais intensa a dor. A pele fica muito vermelha e inchada. Cada fase  \u00e9 caracterizada pelas altera\u00e7\u00f5es cut\u00e2neas locais descritas acima.<\/p>\n<p class=\"wp-block-paragraph\"><strong>Classifica\u00e7\u00e3o de congelamento do nariz por gravidade da les\u00e3o<\/strong><\/p>\n<figure class=\"wp-block-table table-to-cards\">\n<table>\n<thead>\n<tr>\n<th class=\"has-text-align-center\" data-align=\"center\">Grau<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Profundidade da les\u00e3o<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Altera\u00e7\u00f5es locais<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Dor<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Cicatriza\u00e7\u00e3o<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">1\u00ba<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">As camadas superficiais da derme<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Pele p\u00e1lida, dorm\u00eancia, queima\u00e7\u00e3o, \u00e1rea fria. Ap\u00f3s o aquecimento: hiperemia e incha\u00e7o. Sem forma\u00e7\u00e3o de bolhas.<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Moderada, piora ap\u00f3s o aquecimento.<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">R\u00e1pida, sem cicatrizes.<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">2\u00ba<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">A epiderme e as camadas superiores da derme (camada papilar)<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">As bolhas serosas com conte\u00fado claro aparecem ap\u00f3s 4 a 8 horas. A pele fica p\u00e1lida e fria. Posteriomente: incha\u00e7o e hiperemia.<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Intensa<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Completa, pode ocorrer a hiperpigmenta\u00e7\u00e3o<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">3\u00ba<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Camadas profundas da pele<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Bolhas com conte\u00fado hemorr\u00e1gico, pele marmorizada e azulada. Os p\u00ealos da zona afetada caem. Posteriormente ocorre a necrose<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Grave, depois diminui<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Lenta, com cicatrizes<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-center\" data-align=\"center\">4\u00ba<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Toda a pele e os tecidos subjacentes (tecido adiposo subcut\u00e2neo, m\u00fasculos, ossos)<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Gangrena seca, crosta seca e negra, autoamputa\u00e7\u00e3o. Na maioria das vezes, \u00e9 associada a sinais de graus 2\u00ba\u20133\u00ba. Demarca\u00e7\u00e3o ap\u00f3s alguns dias<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">\u00c9 ausente devido \u00e0 morte das termina\u00e7\u00f5es nervosas<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">Lenta, com perda de tecido e cicatrizes graves<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h3 id=\"diagnostico\" class=\"wp-block-heading\"><strong>Diagn\u00f3stico<\/strong><\/h3>\n<p class=\"wp-block-paragraph\">O diagn\u00f3stico se baseia no hist\u00f3rico m\u00e9dico e nas queixas do paciente. S\u00e3o avaliados o estado geral do paciente e as altera\u00e7\u00f5es locais.<\/p>\n<div class=\"social-banner-block\">\n<div class=\"social-banner-content\">\n<p class=\"h5-title text-black\">Encontra mais conte\u00fados cientificamente exactos nas nossas redes sociais<\/p>\n<p><span class=\"social-banner-text text-grey\">Subscreve e n\u00e3o percas os recursos mais recentes<\/span><\/p>\n<div class=\"banner-icons-wrapper\"><a class=\"social-icon-link\" href=\"\" data-link=\"https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/facebook.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"\" data-link=\"https:\/\/www.instagram.com\/voka.io\/\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/insta.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"\" data-link=\"https:\/\/www.linkedin.com\/company\/voka-io\/posts\/?feedView=all\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/linkedin.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"\" data-link=\"https:\/\/www.youtube.com\/@vokaio\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/youtube.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"\" data-link=\"https:\/\/www.pinterest.com\/voka3danatomyandpathology\/\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/pinterest.svg\" alt=\"social link\"><\/a><a class=\"social-icon-link\" href=\"\" data-link=\"https:\/\/www.tiktok.com\/@voka.io\" target=\"_blank\" rel=\"nofollow noopener\"><img decoding=\"async\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/Social%20Icons\/tiktok.svg\" alt=\"social link\"><\/a><\/div>\n<\/div>\n<p><img decoding=\"async\" class=\"social-banner-image\" loading=\"lazy\" src=\"https:\/\/storage.googleapis.com\/dev_wiki_voka_io_303011\/common\/social-media-banner-mobile-image.webp\" alt=\"Banner background\"><\/div>\n<h3 id=\"tratamento-das-queimaduras-de-frio-nasais\" class=\"wp-block-heading\"><strong>Tratamento das queimaduras de frio nasais<\/strong><\/h3>\n<p class=\"wp-block-paragraph\">\u00c9 essencial aquecer a \u00e1rea lesionada. \u00c9 estritamente proibido esfregar a pele ou usar chamas, j\u00e1 que h\u00e1 alto risco de queimaduras devido \u00e0 falta de sensibilidade. A \u00e1rea lesionada pode ser mergulhada em \u00e1gua morna ou pode ser aplicada uma bandagem seca e morna.<\/p>\n<p class=\"wp-block-paragraph\">Os pacientes devem ser adequadamente anestesiados; em alguns casos, s\u00e3o utilizados os analg\u00e9sicos opioides. Em caso de hipotermia, recomenda-se a ingest\u00e3o de bebidas quentes e o uso de cobertores t\u00e9rmicos. O tratamento local consiste em tratar as bolhas com pomadas antibi\u00f3ticas e aplicar curativos est\u00e9reis. Para melhorar a perfus\u00e3o tecidual, s\u00e3o prescritos os anticoagulantes, os antiplaquet\u00e1rios e os vasodilatadores. Na presen\u00e7a de gangrena seca, o tecido danificado \u00e9 excisado.<\/p>\n<div>\n<h2 class=\"faq-title h2-article\" id=\"faq\">FAQ<\/h2>\n<div class=\"faq-section\">\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">1. Por que nem sempre \u00e9 poss\u00edvel determinar imediatamente o grau de congelamento?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">As altera\u00e7\u00f5es profundas n\u00e3o aparecem imediatamente: as bolhas se formam ap\u00f3s 4 a 8 horas, e a linha de demarca\u00e7\u00e3o surge ap\u00f3s v\u00e1rios dias. A avalia\u00e7\u00e3o final da gravidade do congelamento \u00e9 feita dinamicamente.<\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">2. Por que \u00e9 proibido esfregar a pele em caso de congelamento?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">Esfregar o tecido dormente pode levar a danos mec\u00e2nicos e at\u00e9 \u00e0s queimaduras t\u00e9rmicas se for utilizada uma fonte de calor direta. Em conjunto com a isquemia e a morte celular, isso aumenta o risco de complica\u00e7\u00f5es secund\u00e1rias e infec\u00e7\u00f5es. A op\u00e7\u00e3o adequada \u00e9 o aquecimento passivo com \u00e1gua morna ou calor seco.<\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">3. Como os tratamentos da queimadura e do congelamento diferem?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">Quando se trata das queimaduras, \u00e9 importante eliminar o fator t\u00e9rmico, aliviar a dor e prevenir infec\u00e7\u00f5es. O congelamento requer o aquecimento gradual, a restaura\u00e7\u00e3o do fluxo sangu\u00edneo e o tratamento de dist\u00farbios vasculares. As \u00e1reas necr\u00f3ticas \u00e0s vezes s\u00e3o removidas cirurgicamente.<\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">4. \u00c9 poss\u00edvel sofrer uma les\u00e3o combinada, ou seja, ter a queimadura e o congelamento simultaneamente?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">Em algumas situa\u00e7\u00f5es cl\u00ednicas, especialmente se houver uma tentativa incorreta de aquecer a \u00e1rea congelada com a chama aberta ou com objetos quentes, a queimadura t\u00e9rmica pode se sobrepor ao tecido j\u00e1 danificado pelo frio. Isso agrava significativamente o curso da doen\u00e7a, aumenta a \u00e1rea de necrose e eleva o risco de complica\u00e7\u00f5es. <\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<div class=\"faq-item faq-answer-hidden\">\n<div class=\"question-block\">\n<div class=\"faq-question\">\n<p class=\" text-black h5-title\">5. Quais complica\u00e7\u00f5es podem surgir com as queimaduras e o congelamento do nariz?<\/p>\n<\/div>\n<div class=\"faq-answer text-main-text-color main-text-medium\">As principais complica\u00e7\u00f5es incluem a infec\u00e7\u00e3o da ferida, as cicatrizes graves e as deformidades da parte externa do nariz. As queimaduras e o congelamento profundos podem danificar o esqueleto cartilaginoso, o que pode levar a dificuldades respirat\u00f3rias persistentes e aos dist\u00farbios do olfato. Al\u00e9m disso, danos \u00e0 mucosa nasal frequentemente causam o incha\u00e7o, dificultando a respira\u00e7\u00e3o nasal e criando o risco de infec\u00e7\u00e3o secund\u00e1ria.<\/div>\n<\/div>\n<div class=\"expand-button-wrapper\"><button class=\"text-accent expand-button\">+<\/button><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sources-list-block sources-list-hidden\" id=\"referencias\">\n<div class=\"sources-list-content\">\n<div class=\"sources-list-title\">\n<p class=\"small-text-bold text-black sources-list-title-text\">Refer\u00eancias<\/p>\n<div class=\"sources-expand-button-wrapper-mobile\">\n<div class=\"sources-expand-button\"><svg width=\"32\" height=\"32\" viewbox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M8 12L16 20L24 12\" stroke=\"#8C9AAB\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/path><\/svg><\/div>\n<\/div>\n<\/div>\n<div class=\"sources-list-items\">\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">1.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\"><cite>VOKA 3D Anatomy & Pathology \u2013 Complete Anatomy and Pathology 3D Atlas [Internet]. VOKA 3D Anatomy & Pathology [VOKA 3D Anatomia & Patologia]. <\/cite><\/p>\n<p><span class=\"small-text-medium text-grey\">Available from: https:\/\/catalog.voka.io\/<\/span><\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">2.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\"><cite>Sclafani AP, Dyleski RA, Pitman MJ, Schantz SP. Total otolaryngology\u2014head and neck surgery (Otolaringologia completa\u2014cirurgia de pesco\u00e7o e cabe\u00e7a). Nova York: Thieme Medical Publishers; 2015. ISBN: 978-1-60406-646-3.<\/cite><\/p>\n<\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">3.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\"><cite>Behrbohm H, Kaschke O, Nawka T, Swift A. Bolezni ukha, gorla i nosa [Ear, nose, and throat diseases]. 2a ed. Moscou: MEDpress-inform; 2016. 776 p. [Em russo.] ISBN 978-5-00030-322-1.<\/cite><\/p>\n<\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">4.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\"><cite>Zatriqi V, Arifi H, Zatriqi S, Duci S, Rrecaj Sh, Martinaj M. Facial burns \u2013 our experience. Mater Sociomed. 2013;25(1):26-7. doi: 10.5455\/msm.2013.25.26-27. PMID: 23687458; PMCID: PMC3655731.<\/cite><\/p>\n<\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">5.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\"><cite>Clark C, Ledrick D, Moore A. Facial Burns. [Updated 2023 Jul 3]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. <\/cite><\/p>\n<p><span class=\"small-text-medium text-grey\">Dispon\u00edvel em: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK559290\/<\/span><\/div>\n<\/div>\n<div class=\"source-item\">\n<p class=\"main-text-semibold text-black\">6.<\/p>\n<div class=\"source-item-content\">\n<p class=\"main-text-semibold text-black\"><cite>Basit H, Wallen TJ, Dudley C. Frostbite. [Updated 2023 Jun 26]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. <\/cite><\/p>\n<p><span class=\"small-text-medium text-grey\">Dispon\u00edvel em: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK536914\/<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sources-expand-button-wrapper\">\n<div class=\"sources-expand-button\"><svg width=\"32\" height=\"32\" viewbox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M8 12L16 20L24 12\" stroke=\"#8C9AAB\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/path><\/svg><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>As les\u00f5es t\u00e9rmicas do nariz s\u00e3o danos \u00e0 pele e aos tecidos subjacentes causados \u200b\u200bpela exposi\u00e7\u00e3o a temperaturas extremamente baixas ou altas. Queimaduras no nariz Etiologia das queimaduras nasais As queimaduras ocorrem devido \u00e0 exposi\u00e7\u00e3o a l\u00edquidos quentes, vapor ou altas doses de radia\u00e7\u00e3o UV (queimaduras solares). Quanto mais elevada for a temperatura do l\u00edquido [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"template":"","diseases_category":[301],"class_list":["post-889","diseases_post","type-diseases_post","status-publish","hentry","diseases_category-otorrinolaringologicas"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Queimaduras e congelamento do nariz: classifica\u00e7\u00e3o, diagn\u00f3stico, tratamento<\/title>\n<meta name=\"description\" content=\"Les\u00f5es t\u00e9rmicas do nariz \u2014 exposi\u00e7\u00e3o a baixas ou altas temperaturas com danos \u00e0 pele e tecidos subjacentes. 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