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	<title>atezolizumab &#8211; Grupo TTD</title>
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	<description>Grupo de Tratamiento de los Tumores Digestivos</description>
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	<title>atezolizumab &#8211; Grupo TTD</title>
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		<title>Cáncer de recto localmente avanzado: resultados del ensayo fase II NEOTERIC con atezolizumab y tiragolumab</title>
		<link>https://grupottd.org/cancer-de-recto-localmente-avanzado-resultados-del-ensayo-fase-ii-neoteric-con-atezolizumab-y-tiragolumab/</link>
					<comments>https://grupottd.org/cancer-de-recto-localmente-avanzado-resultados-del-ensayo-fase-ii-neoteric-con-atezolizumab-y-tiragolumab/#respond</comments>
		
		<dc:creator><![CDATA[Susana Rodríguez]]></dc:creator>
		<pubDate>Tue, 15 Sep 2026 13:35:36 +0000</pubDate>
				<category><![CDATA[Artículos comentados]]></category>
		<category><![CDATA[Anti-PD-L1]]></category>
		<category><![CDATA[Anti-TIGIT]]></category>
		<category><![CDATA[atezolizumab]]></category>
		<category><![CDATA[Cáncer de recto localmente avanzado]]></category>
		<category><![CDATA[Ensayo clínico fase II]]></category>
		<category><![CDATA[inmunoterapia]]></category>
		<category><![CDATA[NEOTERIC]]></category>
		<category><![CDATA[Oncología digestiva]]></category>
		<category><![CDATA[pMMR]]></category>
		<category><![CDATA[Quimiorradioterapia neoadyuvante]]></category>
		<category><![CDATA[Tiragolumab]]></category>
		<guid isPermaLink="false">https://grupottd.org/?p=13707</guid>

					<description><![CDATA[El ensayo fase II NEOTERIC evaluó la incorporación de atezolizumab con o sin tiragolumab tras radioquimioterapia neoadyuvante en pacientes con cáncer de recto localmente avanzado pMMR. Se aleatorizaron 55 pacientes. La respuesta completa patológica fue del 35,7% con la combinación frente al 22,2% con atezolizumab en monoterapia. Tras una mediana de seguimiento de 21,6 meses, la supervivencia libre de eventos al año superó el 90% en ambos grupos. La toxicidad inmunomediada grado 3-4 fue del 21,8%.

Conclusiones 
•	La combinación atezolizumab-tiragolumab alcanzó una RCp del 35,7%. 
•	No se realizaron comparaciones estadísticas directas entre ambos brazos. 
•	La supervivencia libre de eventos al año fue superior al 90%. 
•	La toxicidad inmunomediada grado 3-4 fue del 21,8%.
]]></description>
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					<h2 class="elementor-heading-title elementor-size-default">Cáncer de recto localmente avanzado: resultados del ensayo fase II NEOTERIC con atezolizumab y tiragolumab</h2>				</div>
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					<h5 class="elementor-heading-title elementor-size-default">Edición:</h5>				</div>
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					<p class="elementor-heading-title elementor-size-default">Publicación científica 2026</p>				</div>
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					<h4 class="elementor-heading-title elementor-size-default">Fecha:</h4>				</div>
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					<p class="elementor-heading-title elementor-size-default">15 de septiembre 2026</p>				</div>
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					<h4 class="elementor-heading-title elementor-size-default">Autores:</h4>				</div>
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					<p class="elementor-heading-title elementor-size-default">Wentao Tang , Aiwen Wu , Ping Lan , Kefeng Ding , Zhenning Wang , Jian Wang , Nan Chen , Xianrui Wu , Yurong Jiao , Funan Liu , Lin Tong , Yanjun Shi , Jianmin Xu</p>				</div>
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					<h4 class="elementor-heading-title elementor-size-default">Autor de la revisión:</h4>				</div>
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					<p class="elementor-heading-title elementor-size-default">Núria Mulet. ICO. Hospital Germans Trias i Pujol, Barcelona (Miembro de la Asamblea General del Grupo TTD)</p>				</div>
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									<p>El ensayo fase II NEOTERIC evaluó la incorporación de atezolizumab con o sin tiragolumab tras radioquimioterapia neoadyuvante en pacientes con cáncer de recto localmente avanzado pMMR. Se aleatorizaron 55 pacientes. La respuesta completa patológica fue del 35,7% con la combinación frente al 22,2% con atezolizumab en monoterapia. Tras una mediana de seguimiento de 21,6 meses, la supervivencia libre de eventos al año superó el 90% en ambos grupos. La toxicidad inmunomediada grado 3-4 fue del 21,8%.</p><p><strong>Conclusiones </strong></p><ul><li>La combinación atezolizumab-tiragolumab alcanzó una RCp del 35,7%.</li><li>No se realizaron comparaciones estadísticas directas entre ambos brazos.</li><li>La supervivencia libre de eventos al año fue superior al 90%.</li><li>La toxicidad inmunomediada grado 3-4 fue del 21,8%.</li></ul>								</div>
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		<title>Presentación en ESMO GI 2026 de los resultados de eficacia de la combinación atezolizumab + bevacizumab en 1L para pacientes con HCC del registro RETUD</title>
		<link>https://grupottd.org/presentacion-en-esmo-gi-2026-de-los-resultados-de-eficacia-de-la-combinacion-atezolizumab-bevacizumab-en-1l-para-pacientes-con-hcc-del-registro-retud/</link>
					<comments>https://grupottd.org/presentacion-en-esmo-gi-2026-de-los-resultados-de-eficacia-de-la-combinacion-atezolizumab-bevacizumab-en-1l-para-pacientes-con-hcc-del-registro-retud/#respond</comments>
		
		<dc:creator><![CDATA[Juan Jose Barea]]></dc:creator>
		<pubDate>Thu, 09 Jul 2026 18:00:38 +0000</pubDate>
				<category><![CDATA[Eventos]]></category>
		<category><![CDATA[atezolizumab]]></category>
		<category><![CDATA[bevacizumab]]></category>
		<category><![CDATA[Eficacia]]></category>
		<category><![CDATA[First line]]></category>
		<category><![CDATA[HCC]]></category>
		<category><![CDATA[Hepatocarcinoma]]></category>
		<category><![CDATA[primera línea]]></category>
		<category><![CDATA[RETUD]]></category>
		<guid isPermaLink="false">https://grupottd.org/?p=13431</guid>

					<description><![CDATA[El Dr. Carlos López, del Hospital Universitario Marqués de Valdecilla, ha presentado durante el congreso ESMO GI 2026 el póster sobre el análisis de eficacia de la combinación atezolizumab + bevacizumab en primera línea de pacientes con hepatocarcinoma irresecable incluidos en el registro RETUD.]]></description>
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					<h2 class="elementor-heading-title elementor-size-default">Presentación en ESMO GI 2026 de los resultados de eficacia de la combinación atezolizumab + bevacizumab en 1L para pacientes con HCC del registro RETUD</h2>				</div>
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				Esta serie de vida real apoya la eficacia en primera línea de atezolizumab + bevacizumab en hepatocarcinoma irresecable, con resultados que concuerdan con los de los ensayos clínicos pivotales. La alteración de la función hepática, la invasión macrovascular y la diabetes mellitus se asociaron con un peor pronóstico, mientras que el sexo masculino y la hipertensión se asociaron con mejores resultados.
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									<p>El Dr. Carlos López, del Hospital Universitario Marqués de Valdecilla, ha presentado durante el congreso ESMO GI 2026 el póster sobre el análisis de los resultados de eficacia de la combinación atezolizumab + bevacizumab en primera línea de pacientes con carcinoma hepatocelular irresecable.</p><p>Este análisis ha incluido 247 pacientes, para los cuales se han estudiado las características clínicas, demográficas y las variables de supervivencia.</p><p>El estudio de estos datos aporta información sobre la combinación de atezolizumab + bevacizumab en primera línea de pacientes con HCC irresecable, en un contexto de vida real.</p>								</div>
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		<title>Atezolizumab más FOLFOX para tumores colon E.III dMMR</title>
		<link>https://grupottd.org/atezolizumab-mas-folfox-para-tumores-colon-e-iii-dmmr/</link>
					<comments>https://grupottd.org/atezolizumab-mas-folfox-para-tumores-colon-e-iii-dmmr/#respond</comments>
		
		<dc:creator><![CDATA[Susana Rodríguez]]></dc:creator>
		<pubDate>Tue, 23 Jun 2026 08:49:13 +0000</pubDate>
				<category><![CDATA[Artículos comentados]]></category>
		<category><![CDATA[adyuvancia]]></category>
		<category><![CDATA[atezolizumab]]></category>
		<category><![CDATA[Atomic]]></category>
		<category><![CDATA[CCR]]></category>
		<category><![CDATA[DMMR]]></category>
		<category><![CDATA[Estadio III]]></category>
		<category><![CDATA[FOLFOX]]></category>
		<category><![CDATA[nuevo estándar]]></category>
		<category><![CDATA[supervivencia libre recaída]]></category>
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					<description><![CDATA[La adición de atezolizumab a mFOLFOX6 en cáncer de colon estadio III dMMR mejoró de forma significativa la supervivencia libre de enfermedad (86,3% vs. 76,2% a 3 años; HR 0,50). El beneficio fue mayor en quienes recibieron >6 ciclos de quimioterapia. La toxicidad grado 3–4 aumentó (84% vs. 72%), especialmente la no hematológica. No se observaron diferencias en supervivencia global.

CONCLUSIONES: 
•  Atezolizumab+mFOLFOX6 mejora la SLE a 3 años (86,3% vs. 76,2%).
•  Reduce riesgo de recaída o muerte (HR 0,50).
•  Mayor beneficio en >6 ciclos de quimioterapia.
•  Aumentan toxicidades grado 3–4.
•  Sin diferencia significativa en SG.
]]></description>
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					<h2 class="elementor-heading-title elementor-size-default">Atezolizumab más FOLFOX para tumores colon E.III dMMR</h2>				</div>
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					<h5 class="elementor-heading-title elementor-size-default">Edición:</h5>				</div>
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					<p class="elementor-heading-title elementor-size-default">Publicación científica 2026</p>				</div>
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					<h4 class="elementor-heading-title elementor-size-default">Fecha:</h4>				</div>
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					<p class="elementor-heading-title elementor-size-default">23 de junio de 2026</p>				</div>
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					<h4 class="elementor-heading-title elementor-size-default">Autores:</h4>				</div>
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					<p class="elementor-heading-title elementor-size-default">Sinicrope FA, Ou FS, Arnold D, Peters WR, Behrens RJ, Lieu CH, Matin K, Cohen DJ, Potter SL, Nixon AB, Kottschade LA, Kathol E, Frankel WL, Shergill A, Hsu D, Reinacher-Schick A, Mehan P, Gold PJ, Khalil MF, Zemla T, Gatten C, O'Reilly EM, Meyerhardt JA. </p>				</div>
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					<h4 class="elementor-heading-title elementor-size-default">Autora de la revisión:</h4>				</div>
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					<p class="elementor-heading-title elementor-size-default">Fernando Garicano. Hospital Universitario Galdakao-Usansolo (Miembro de la Asamblea General del Grupo TTD)</p>				</div>
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									<p>La adición de atezolizumab a mFOLFOX6 en cáncer de colon estadio III dMMR mejoró de forma significativa la <strong>supervivencia libre de enfermedad</strong> (86,3% vs. 76,2% a 3 años; HR 0,50). El beneficio fue mayor en quienes recibieron &gt;6 ciclos de quimioterapia. La toxicidad grado 3–4 aumentó (84% vs. 72%), especialmente la no hematológica. No se observaron diferencias en supervivencia global.</p><p>CONCLUSIONES:</p><ul><li><strong>Atezolizumab+mFOLFOX6</strong> mejora la SLE a 3 años (86,3% vs. 76,2%).</li><li>Reduce riesgo de recaída o muerte (HR 0,50).</li><li>Mayor beneficio en &gt;6 ciclos de quimioterapia.</li><li>Aumentan toxicidades grado 3–4.</li><li>Sin diferencia significativa en SG.</li></ul>								</div>
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