{"id":567,"date":"2026-05-08T20:00:00","date_gmt":"2026-05-08T23:00:00","guid":{"rendered":"https:\/\/sevenresiduosaude.com.br\/blog\/?p=567"},"modified":"2026-05-08T20:00:00","modified_gmt":"2026-05-08T23:00:00","slug":"acompanhamento-toxicologico-trabalhador-grupo-b-pcmso","status":"publish","type":"post","link":"https:\/\/sevenresiduosaude.com.br\/blog\/acompanhamento-toxicologico-trabalhador-grupo-b-pcmso\/","title":{"rendered":"Trabalhador exposto a merc\u00fario, formalde\u00eddo ou glutaralde\u00eddo: o exame toxicol\u00f3gico que protege o empregador"},"content":{"rendered":"<h2>Quem manuseia qu\u00edmico precisa de exame qu\u00edmico<\/h2>\n<p>Trabalhador da cl\u00ednica que manuseia rotineiramente <strong>subst\u00e2ncias qu\u00edmicas t\u00f3xicas<\/strong> (merc\u00fario do am\u00e1lgama, formalde\u00eddo de biopsia, glutaralde\u00eddo\/OPA de descontamina\u00e7\u00e3o de endosc\u00f3pio, anest\u00e9sicos vencidos, \u00e1cidos de peeling) tem <strong>risco ocupacional qu\u00edmico<\/strong> que <strong>exames cl\u00ednicos comuns n\u00e3o detectam<\/strong>.<\/p>\n<p>A <strong>NR 7<\/strong> + <strong>portarias do MTE<\/strong> definem <strong>monitoramento biol\u00f3gico<\/strong> espec\u00edfico para trabalhador exposto a agentes qu\u00edmicos. Esse texto resume <strong>quais exames<\/strong> e <strong>quando<\/strong> fazer.<\/p>\n<h2>Os agentes qu\u00edmicos mais comuns em sa\u00fade + monitoramento<\/h2>\n<table border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;\">\n<tr>\n<th>Agente<\/th>\n<th>Onde aparece<\/th>\n<th>Exame biol\u00f3gico (NR 7)<\/th>\n<th>Periodicidade<\/th>\n<\/tr>\n<tr>\n<td><strong>Merc\u00fario (Hg)<\/strong><\/td>\n<td>Endodontia (am\u00e1lgama)<\/td>\n<td>Merc\u00fario urin\u00e1rio<\/td>\n<td>Semestral<\/td>\n<\/tr>\n<tr>\n<td><strong>Formalde\u00eddo (HCHO)<\/strong><\/td>\n<td>Patologia, biopsia<\/td>\n<td>\u00c1cido f\u00f3rmico urin\u00e1rio<\/td>\n<td>Anual<\/td>\n<\/tr>\n<tr>\n<td><strong>Glutaralde\u00eddo \/ OPA<\/strong><\/td>\n<td>Otorrino (endosc\u00f3pio)<\/td>\n<td>N\u00e3o h\u00e1 marcador biol\u00f3gico \u2014 anamnese cl\u00ednica<\/td>\n<td>Semestral<\/td>\n<\/tr>\n<tr>\n<td><strong>Anest\u00e9sicos vol\u00e1teis<\/strong><\/td>\n<td>Cirurgia ambulatorial<\/td>\n<td>N\u00e3o h\u00e1 marcador biol\u00f3gico padr\u00e3o<\/td>\n<td>Anamnese<\/td>\n<\/tr>\n<tr>\n<td><strong>Solventes org\u00e2nicos<\/strong><\/td>\n<td>Limpeza, tinta<\/td>\n<td>Variado por subst\u00e2ncia<\/td>\n<td>Conforme PPRA\/PGR<\/td>\n<\/tr>\n<tr>\n<td><strong>\u00c1cidos<\/strong> (peeling, dentista)<\/td>\n<td>Dermatologia, endodontia<\/td>\n<td>N\u00e3o h\u00e1 marcador espec\u00edfico<\/td>\n<td>Anamnese cl\u00ednica<\/td>\n<\/tr>\n<\/table>\n<h2>Como funciona \u2014 em 3 etapas<\/h2>\n<h3>Etapa 1 \u2014 caracteriza\u00e7\u00e3o do risco<\/h3>\n<p><strong>PGR<\/strong> (Programa de Gerenciamento de Riscos, NR 1) identifica o <strong>agente qu\u00edmico<\/strong> ao qual cada fun\u00e7\u00e3o est\u00e1 exposta. PCMSO desdobra em <strong>exame espec\u00edfico<\/strong>.<\/p>\n<h3>Etapa 2 \u2014 exame admissional<\/h3>\n<p>Trabalhador novo em <strong>fun\u00e7\u00e3o com risco qu\u00edmico<\/strong> faz exame admissional <strong>com o marcador espec\u00edfico<\/strong> + ASO.<\/p>\n<h3>Etapa 3 \u2014 exame peri\u00f3dico<\/h3>\n<ul>\n<li><strong>Merc\u00fario<\/strong>: semestral (devido a bioacumula\u00e7\u00e3o)<\/li>\n<li><strong>Formalde\u00eddo<\/strong>: anual<\/li>\n<li><strong>Outros<\/strong>: conforme PCMSO<\/li>\n<\/ul>\n<h3>Etapa 4 \u2014 exame demissional<\/h3>\n<p>No desligamento, repete-se o exame para <strong>registro do estado<\/strong> do trabalhador ao sair (prote\u00e7\u00e3o contra a\u00e7\u00f5es trabalhistas posteriores).<\/p>\n<h2>Os limites de toler\u00e2ncia (LT) \u2014 quando aparece o problema<\/h2>\n<table border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;\">\n<tr>\n<th>Marcador<\/th>\n<th>LT (NR 15 \/ ACGIH)<\/th>\n<th>O que significar acima<\/th>\n<\/tr>\n<tr>\n<td>Merc\u00fario urin\u00e1rio<\/td>\n<td>35 \u00b5g\/g creatinina<\/td>\n<td>Exposi\u00e7\u00e3o excessiva \u2014 afastar trabalhador, investigar fonte<\/td>\n<\/tr>\n<tr>\n<td>\u00c1cido f\u00f3rmico urin\u00e1rio (formalde\u00eddo)<\/td>\n<td>1,6 mg\/L<\/td>\n<td>Exposi\u00e7\u00e3o excessiva \u2014 investigar<\/td>\n<\/tr>\n<tr>\n<td>Hg sangue (especial)<\/td>\n<td>15 \u00b5g\/L<\/td>\n<td>Exposi\u00e7\u00e3o muito alta \u2014 afastar imediatamente<\/td>\n<\/tr>\n<\/table>\n<p>Acima do LT, o trabalhador <strong>deve ser afastado<\/strong> e a cl\u00ednica investiga a fonte (ventila\u00e7\u00e3o inadequada? EPI insuficiente? procedimento errado?).<\/p>\n<h2>Quem \u00e9 respons\u00e1vel<\/h2>\n<ul>\n<li><strong>Empregador<\/strong> (cl\u00ednica) financia integralmente os exames<\/li>\n<li><strong>M\u00e9dico do trabalho<\/strong> terceirizado coordena (PCMSO)<\/li>\n<li><strong>Laborat\u00f3rio<\/strong> especializado em toxicologia ocupacional realiza<\/li>\n<li><strong>Trabalhador<\/strong> apenas comparece e assina ASO<\/li>\n<\/ul>\n<p>Custo: <strong>R$ 80-250\/exame espec\u00edfico<\/strong>, conforme marcador.<\/p>\n<h2>Casos pr\u00e1ticos<\/h2>\n<h3>Endodontia com am\u00e1lgama<\/h3>\n<p>Cirurgi\u00e3o-dentista + auxiliar \u2192 <strong>merc\u00fario urin\u00e1rio semestral<\/strong> + ASO + verifica\u00e7\u00e3o anual de <strong>resposta auditiva<\/strong> (alguns casos de merc\u00fario cr\u00f4nico).<\/p>\n<h3>Anatomia patol\u00f3gica em laborat\u00f3rio<\/h3>\n<p>T\u00e9cnico em histologia \u2192 <strong>\u00e1cido f\u00f3rmico urin\u00e1rio anual<\/strong> + verifica\u00e7\u00e3o respirat\u00f3ria (formalde\u00eddo \u00e9 irritante).<\/p>\n<h3>Otorrinolaringologia com endosc\u00f3pios<\/h3>\n<p>T\u00e9cnica de descontamina\u00e7\u00e3o OPA \u2192 <strong>anamnese cl\u00ednica semestral<\/strong> (asma, irrita\u00e7\u00e3o d\u00e9rmica) + verifica\u00e7\u00e3o espirometria anual.<\/p>\n<h2>Conclus\u00e3o \u2014 o exame qu\u00edmico complementa, n\u00e3o substitui o cl\u00ednico<\/h2>\n<p>PCMSO em cl\u00ednica que <strong>manuseia qu\u00edmicos<\/strong> <strong>deve incluir<\/strong> marcadores espec\u00edficos. Exame cl\u00ednico padr\u00e3o (hemograma, glicemia) <strong>n\u00e3o detecta<\/strong> intoxica\u00e7\u00e3o por merc\u00fario nem formalde\u00eddo. <strong>Quem faz s\u00f3 o padr\u00e3o<\/strong> est\u00e1 em <strong>falsa seguran\u00e7a<\/strong>.<\/p>\n<p>Custo total semestral por trabalhador exposto: <strong>R$ 80-250<\/strong>. Comparado a <strong>a\u00e7\u00e3o trabalhista por exposi\u00e7\u00e3o qu\u00edmica n\u00e3o monitorada<\/strong> (R$ 50.000+ + indeniza\u00e7\u00e3o vital\u00edcia em casos graves), o investimento \u00e9 trivial.<\/p>\n<p>A Seven Res\u00edduos Sa\u00fade, no contrato anual, <strong>orienta o RT<\/strong> sobre os marcadores aplic\u00e1veis ao perfil da cl\u00ednica e mant\u00e9m <strong>lista de laborat\u00f3rios licenciados<\/strong> em SP capital. <a href=\"https:\/\/sevenresiduosaude.com.br\/contato\">Solicite a proposta<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Endodontia, otorrino, anatomia patol\u00f3gica geram exposi\u00e7\u00e3o qu\u00edmica. NR 7 + PCMSO exigem acompanhamento toxicol\u00f3gico espec\u00edfico. Veja como cumprir.<\/p>\n","protected":false},"author":3,"featured_media":566,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[549,1015,1016,1017,1014,546,841,309,1013],"class_list":["post-567","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-compliance-legislacao","tag-exame-periodico","tag-formaldeido","tag-glutaraldeido","tag-grupo-b","tag-mercurio","tag-nr-7","tag-p2-compliance","tag-pcmso","tag-toxicologia-ocupacional"],"_links":{"self":[{"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/posts\/567","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/comments?post=567"}],"version-history":[{"count":1,"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/posts\/567\/revisions"}],"predecessor-version":[{"id":1611,"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/posts\/567\/revisions\/1611"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/media\/566"}],"wp:attachment":[{"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/media?parent=567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/categories?post=567"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sevenresiduosaude.com.br\/blog\/wp-json\/wp\/v2\/tags?post=567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}