The Isotope Cesium 137 (Cs is identified by number "7" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to DB18B7
LDR Brachytherapy of Diaphragm using Iridium 192
HDR Brachytherapy of Diaphragm using Iodine 125
LDR Brachytherapy of Diaphragm using Californium 252
HDR Brachytherapy of Diaphragm using Cesium 137
HDR Brachytherapy of Diaphragm using Oth Isotope
LDR Brachytherapy of Diaphragm using Iodine 125
High Dose Rate (HDR) Brachytherapy of Diaphragm using Pd-103
LDR Brachytherapy of Diaphragm using Pd-103, Unidirect
Low Dose Rate (LDR) Brachytherapy of Diaphragm using Pd-103
LDR Brachytherapy of Diaphragm using Oth Isotope
HDR Brachytherapy of Diaphragm using Iridium 192
LDR Brachytherapy of Diaphragm using Cesium 137
HDR Brachytherapy of Diaphragm using Californium 252