comparison of the prognostic significance of chevallier and sataloff’s pathologic classifications...

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Page 1: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 2: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Introducción

• 3 décadas• Mejorar control local y sobrevida

Quimioterapia Neoadyuvante

• Pacientes con enf resecable• Manejo conservador• Tx temprano micrometástasis

Recientemente

Page 3: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

• Evaluar respuesta a un esquema de Qx

Beneficio extra

Respuesta patológica completa

Enf residual

Pronóstico

Page 4: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Clasificación

Miller-Payne’s Chevallier

Sataloff’s

Page 5: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Objetivo

• Chevallier• Sataloff’s• Relación con sobrevida• Tiempo libre de enfermedad• Forma retrospectiva (710)

PACIENTES

Compara

Page 6: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Mat y Métodos

710 Pacientes Etapa I y II

Quimioterapia neoadyuvante

SBR

IHQ y Radioinmulogía

Page 7: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Diversos protocolos de Qx

Media 6 ciclos (c 21-28 d)

Mastectomía

Algunas Radioterapia

Page 8: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Respuesta / decremento del tumor

Medición•Clínica•US•Mastografía

Page 9: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Respuesta completa (>50%)

Respuesta moderada (25-50%)

Sin cambio (+/-) 25 Sin lesiones nuevas

Progresión >25% con lesiones nuevas

Page 10: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Respuesta patológica

Independiente

2 patólogos

• Penault-Lorca, Ines Raoelfils

2 Clasificaciones

Page 11: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Chevallier’s

Page 12: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Sataloff’s• TA Respuesta total o casi total.• Escasas células tumorales <5%

Page 13: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Resultados• Sobrevida total. Tiempo del Dx al último reportado

Page 14: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 15: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 16: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 17: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 18: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 19: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 20: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 21: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer
Page 22: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

ComparacionesOS y DFS Mejores en pacientes con rPC

Respuesta Patológica completa vs Parcial (casi completa)

• Sin diferencia estadistica

Respuesta Parcial

• TC-TB NO Diferencia• Ch (1,2,3) diferencia con Ch4

Respuesta completa en ganglios

• Buen pronóstico

Page 23: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

• Sin diferencias estadísticas en SOBREVIDA GLOBAL Y SOBREVIDA LIBRE DE ENFERMEDAD usando la clasificación de Chevallier’s y Sataloff’s

Page 24: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

La propuesta del autorPenault-Llorca

Page 25: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Discusión

Evolución del tumor con el tratamiento

Respuesta clínica y patológica

Importancia PRONOSTICO

ESTUDIO Diversidad en tratamientos

Exactitud de estas clasificaciones

Page 26: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Sin relevancia estratificar las respuestas parciales

La clasificaciones son comparables

Carcinoma in situ residual

• No afectaba al pronóstico

Page 27: Comparison of the prognostic significance of Chevallier and Sataloff’s pathologic classifications after neoadjuvant chemotherapy of operable breast cancer

Conclusiones

Respuesta completa –

• Factor pronóstico importante

Ca in situ

• NO altera el pronóstico

Mama y ganglios

Ausencia de respuesta

• Mal pronóstico (indep gánglios)