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Is there a limitation of RECIST criteria in prediction of pathological response, in head and neck cancers, to postinduction chemotherapy?

In ISRN Oncology
By: Patil V.
Contributor(s): DCruz AK | Dongre A | Bhosale B | Patil A | Arya S | Chaukar D | Chaturvedi P | Pantvaidya G | Juvekar S | Muddu Krishna V | Joshi A | Noronha V | kumarprabhashtmh@gmail.com | Prabhash K.
Material type: materialTypeLabelArticleSeries: Issues.Publisher: 2013Description: Article No. 259154.Subject(s): Chemotherapy | Head and neck cancer | RECIST criteria | DDC classification: In: ISRN OncologySummary: This study studied the coorelation between radiological response to induction chemotherapy and acheivement of pCR or near pCR. It was a retrospective analysis in which all patients who received NACT from 2008 till april 2012 were subjected to inclusion criteria. Coorelation analysis was performed between CR + PR and acheivement of pCR or near pCR. Twenty four patients were identified.The primary site of tumor was oral cavity in 19 patients (79.2%), maxilla in 2 patients (4.2%), laryngopharynx in 2 patients (4.2%) and oropharynx in 1 patient (4.2%). The clinical stage was stage IVA in 16 patients ( 66.7%) and IVB in 8 patients (33.3%). The overall response rates ie a combination of CR and PR was seen in 11patients (45.8%). The pCR was seen in 15 patients (62.5%) and rest had near pCR. There was no linear coorelation between radiological size decrement and tumor response. On coorelation analysis the spearman correlation coefficent was -0.039 (P = 0.857). This suggest that presently used radiological response
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This study studied the coorelation between radiological response to induction chemotherapy and acheivement of pCR or near pCR. It was a retrospective analysis in which all patients who received NACT from 2008 till april 2012 were subjected to inclusion criteria. Coorelation analysis was performed between CR + PR and acheivement of pCR or near pCR. Twenty four patients were identified.The primary site of tumor was oral cavity in 19 patients (79.2%), maxilla in 2 patients (4.2%), laryngopharynx in 2 patients (4.2%) and oropharynx in 1 patient (4.2%). The clinical stage was stage IVA in 16 patients ( 66.7%) and IVB in 8 patients (33.3%). The overall response rates ie a combination of CR and PR was seen in 11patients (45.8%). The pCR was seen in 15 patients (62.5%) and rest had near pCR. There was no linear coorelation between radiological size decrement and tumor response. On coorelation analysis the spearman correlation coefficent was -0.039 (P = 0.857). This suggest that presently used radiological response

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