{"id":445,"date":"2026-10-05T17:08:04","date_gmt":"2026-10-05T20:08:04","guid":{"rendered":"https:\/\/www.arkavet.cl\/blog\/?p=445"},"modified":"2026-10-05T17:14:56","modified_gmt":"2026-10-05T20:14:56","slug":"cancer-de-mamas-en-perras-y-gatas-prevencion-y-control","status":"publish","type":"post","link":"https:\/\/www.arkavet.cl\/blog\/2026\/10\/05\/cancer-de-mamas-en-perras-y-gatas-prevencion-y-control\/","title":{"rendered":"C\u00e1ncer de mamas en perras y gatas: prevenci\u00f3n y control"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Octubre conmemora el Mes Rosa no solo en medicina humana, sino tambi\u00e9n en el cuidado veterinario preventivo. El <strong>c\u00e1ncer de mamas en perras y gatas<\/strong> representa una de las neoplasias m\u00e1s diagnosticadas en cl\u00ednicas veterinarias: cerca del 50% de los casos caninos y m\u00e1s del 85% de los felinos corresponden a tumores malignos. Detectar a tiempo cualquier n\u00f3dulo mediante la palpaci\u00f3n peri\u00f3dica permite planificar un tratamiento curativo antes de que exista diseminaci\u00f3n metast\u00e1sica.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Factores de riesgo del c\u00e1ncer de mamas en perras y gatas<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">El desarrollo de neoplasias mamarias responde principalmente a una base hormonal dependiente de estr\u00f3genos y progesterona:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Exposici\u00f3n hormonal prolongada:<\/strong> Hembras enteras (no esterilizadas) o esterilizadas de forma tard\u00eda acumulan un riesgo significativamente mayor en cada celo.<\/li>\n\n\n\n<li><strong>Uso de anticonceptivos inyectables u orales:<\/strong> El suministro de progest\u00e1genos para inhibir el celo eleva dr\u00e1sticamente el riesgo de hiperplasias y neoplasias malignas. Su uso est\u00e1 desaconsejado en la pr\u00e1ctica cl\u00ednica moderna.<\/li>\n\n\n\n<li><strong>Edad:<\/strong> La incidencia aumenta a partir de los 6 a 7 a\u00f1os, consolid\u00e1ndose como patolog\u00eda frecuente en pacientes senior.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Impacto preventivo de la esterilizaci\u00f3n temprana<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La ovariohisterectom\u00eda preventiva constituye la medida cl\u00ednica m\u00e1s eficaz contra el c\u00e1ncer de mama en medicina veterinaria:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Antes del primer celo:<\/strong> Reduce el riesgo de aparici\u00f3n de neoplasias mamarias a menos del 0,5% en perras. <\/li>\n\n\n\n<li><strong>Entre el primer y segundo celo:<\/strong> El riesgo se mantiene acotado en torno al 8%. <\/li>\n\n\n\n<li><strong>Despu\u00e9s del segundo celo:<\/strong> El riesgo escala al 26%. Posterior a los dos a\u00f1os y medio no previene el c\u00e1ncer mamario, pero contin\u00faa protegiendo frente a urgencias uterinas como la pi\u00f3metra. <\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/autoexamen-cancer-de-mamas-en-perras-y-gatas-1024x576.jpg\" alt=\"Palpaci\u00f3n preventiva en casa para detectar signos tempranos de c\u00e1ncer de mamas en perras y gatas.\" class=\"wp-image-447\" srcset=\"https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/autoexamen-cancer-de-mamas-en-perras-y-gatas-1024x576.jpg 1024w, https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/autoexamen-cancer-de-mamas-en-perras-y-gatas-300x169.jpg 300w, https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/autoexamen-cancer-de-mamas-en-perras-y-gatas-768x432.jpg 768w, https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/autoexamen-cancer-de-mamas-en-perras-y-gatas.jpg 1500w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00f3mo realizar un autoexamen mamario en casa<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La revisi\u00f3n manual peri\u00f3dica facilita la detecci\u00f3n de anomal\u00edas antes de que alcancen tama\u00f1os cr\u00edticos: <\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Posici\u00f3n de descanso:<\/strong> Sit\u00faa a tu mascota boca arriba o de costado sobre una superficie c\u00f3moda y relajada. <\/li>\n\n\n\n<li><strong>Palpaci\u00f3n ordenada:<\/strong> Recorre con las yemas de los dedos ambas cadenas mamarias (5 pares en perras y 4 pares en gatas), avanzando desde las mamas axilares hasta las inguinales.<\/li>\n\n\n\n<li><strong>Identificaci\u00f3n de alteraciones:<\/strong> Busca aumentos de volumen de consistencia dura (similares a una arveja), n\u00f3dulos m\u00f3viles o fijos, o \u00e1reas con temperatura superior a la habitual.<\/li>\n\n\n\n<li><strong>Revisi\u00f3n del pez\u00f3n:<\/strong> Confirma que no se presenten secreciones serosas, l\u00e1cteas o sanguinolentas, as\u00ed como \u00falceras o enrojecimiento cut\u00e1neo.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">S\u00edntomas de alerta que exigen evaluaci\u00f3n m\u00e9dica<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Signo cl\u00ednico<\/strong><\/td><td><strong>Grado de prioridad<\/strong><\/td><td><strong>Acci\u00f3n recomendada<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>N\u00f3dulo peque\u00f1o (menor a 1 cm)<\/strong><\/td><td>Prioritaria<\/td><td>Evaluaci\u00f3n cl\u00ednica y citolog\u00eda programada<\/td><\/tr><tr><td><strong>Masa de crecimiento r\u00e1pido (&gt; 2 cm)<\/strong><\/td><td>Urgencia ambulatoria<\/td><td>Consulta con especialista y estadificaci\u00f3n<\/td><\/tr><tr><td><strong>Secreci\u00f3n sanguinolenta en pez\u00f3n<\/strong><\/td><td>Prioritaria<\/td><td>Examen de secreci\u00f3n y <a href=\"https:\/\/www.arkavet.cl\/especialidades-veterinarias-ecografia-en-vitacura\">ecograf\u00eda<\/a> de partes blandas<\/td><\/tr><tr><td><strong>Ulcera d\u00e9rmica, inflamaci\u00f3n o calor local<\/strong><\/td><td>Urgente<\/td><td>Manejo del dolor, citolog\u00eda y control de infecci\u00f3n<\/td><\/tr><tr><td><strong>P\u00e9rdida de peso o decaimiento asociado<\/strong><\/td><td>Urgente<\/td><td>Chequeo geri\u00e1trico integral (sangre + im\u00e1genes)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Diagn\u00f3stico y estadificaci\u00f3n en consulta veterinaria<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Un hallazgo f\u00edsico no permite asegurar si un bulto es benigno o maligno sin ex\u00e1menes de laboratorio e imagenolog\u00eda complementarios: <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Citolog\u00eda por punci\u00f3n con aguja fina (PAAF):<\/strong> Orienta si el proceso corresponde a inflamaci\u00f3n, lipoma, quiste o neoplasia celular. <\/li>\n\n\n\n<li><strong>Biopsia histopatol\u00f3gica:<\/strong> Examen de certeza postquir\u00fargico para clasificar tipo tumoral, grado histol\u00f3gico y confirmar si los m\u00e1rgenes de resecci\u00f3n quir\u00fargica quedaron limpios. <\/li>\n\n\n\n<li><strong>Estadificaci\u00f3n oncol\u00f3gica:<\/strong> Se efect\u00faan radiograf\u00edas de t\u00f3rax en 3 vistas y <a href=\"https:\/\/www.arkavet.cl\/especialidades-veterinarias-ecografia-en-vitacura\">ecograf\u00eda abdominal <\/a>para descartar focos metast\u00e1sicos en pulmones y ganglios linf\u00e1ticos antes del <a href=\"https:\/\/www.arkavet.cl\/especialidades-veterinarias-cirugia-en-vitacura\">procedimiento quir\u00fargico.<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Preguntas Frecuentes<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u00bfSi encuentro un bulto peque\u00f1o es recomendable esperar a ver si crece?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">No. Esperar reduce las probabilidades de una resoluci\u00f3n quir\u00fargica limpia. Todo n\u00f3dulo detectado oportunamente (menor a 1 o 2 cm) presenta un pron\u00f3stico cl\u00ednico considerablemente superior frente a tumores avanzados con compromiso d\u00e9rmico o vascular.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00bfLos perros y gatos machos pueden desarrollar tumores mamarios?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00ed. Si bien la prevalencia es significativamente menor en machos, cuando se presentan suelen asociarse a patrones biol\u00f3gicos de alta agresividad que demandan diagn\u00f3stico y extirpaci\u00f3n inmediata.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00bfUn diagn\u00f3stico de tumor en la mama implica siempre retirar toda la cadena?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Depende de la especie, el tama\u00f1o y la localizaci\u00f3n. En gatas se realiza preferentemente mastectom\u00eda radical en cadena completa debido al alto \u00edndice de malignidad. En perras, el cirujano define entre lumpectom\u00eda, mastectom\u00eda simple o regional seg\u00fan el drenaje linf\u00e1tico de la mama afectada.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/chequeo-clinico-cancer-mamas-perras-gatas-1024x576.jpg\" alt=\"M\u00e9dico veterinario realizando chequeo preventivo de c\u00e1ncer de mamas en perras y gatas en Vitacura.\" class=\"wp-image-449\" srcset=\"https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/chequeo-clinico-cancer-mamas-perras-gatas-1024x576.jpg 1024w, https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/chequeo-clinico-cancer-mamas-perras-gatas-300x169.jpg 300w, https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/chequeo-clinico-cancer-mamas-perras-gatas-768x432.jpg 768w, https:\/\/www.arkavet.cl\/blog\/wp-content\/uploads\/2026\/10\/chequeo-clinico-cancer-mamas-perras-gatas.jpg 1500w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Chequeo preventivo en Arkavet Vitacura<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La detecci\u00f3n precoz salva vidas. Si detectas cualquier irregularidad en las mamas de tu mascota o no ha tenido su control m\u00e9dico este a\u00f1o, agenda un chequeo preventivo con el equipo veterinario de <strong><a href=\"https:\/\/maps.app.goo.gl\/R15uL1irNArXzEgq5\">Arkavet<\/a><\/strong> en Vitacura para una valoraci\u00f3n cl\u00ednica y ecogr\u00e1fica oportuna.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En Arkavet evaluamos oportunamente el riesgo de c\u00e1ncer de mamas en perras y gatas.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Direcci\u00f3n:<\/strong> <a href=\"https:\/\/goo.gl\/maps\/FoiRpz4KpwocgNcR7\" target=\"_blank\" rel=\"noopener\">Am\u00e9rico Vespucio Norte 2656, Vitacura<\/a><\/li>\n\n\n\n<li><strong>Modalidad de atenci\u00f3n:<\/strong> Urgencias y hospitalizaci\u00f3n las 24 horas del d\u00eda, los 7 d\u00edas de la semana. <a href=\"https:\/\/wa.me\/56982288180\">Agenda aqu\u00ed.<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Octubre conmemora el Mes Rosa no solo en medicina humana, sino tambi\u00e9n en el cuidado veterinario preventivo. El c\u00e1ncer de mamas en perras y gatas<\/p>\n","protected":false},"author":4,"featured_media":451,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1,5],"tags":[80,81],"class_list":["post-445","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gatos","category-perros","tag-cancar-de-mama","tag-cequeo-clinico"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C\u00e1ncer de mamas en perras y gatas: prevenci\u00f3n y control - Blog ARKAVet<\/title>\n<meta name=\"description\" content=\"Detecta a tiempo el c\u00e1ncer de mamas en perras y gatas. 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