getDateFromDicomElement(dcm, Tag.RadiopharmaceuticalStartDateTime, null); Date acquisitionDateTime = TagUtil.dateTime(getDateFromDicomElement(dicomObject, Tag.AcquisitionDate, null), getDateFromDicomElement(dicomObject, Tag.AcquisitionTime, null)); Date scanDate = getDateFromDicomElement(dicomObject, Tag.SeriesDate, null); double time = 0.0; long scanDateTime = TagUtil .dateTime(scanDate, getDateFromDicomElement(dicomObject, Tag.SeriesTime, null)) .getTime(); if (injectDateTime == null) { injectDateTime = TagUtil.dateTime(scanDate, injectTime); time = (double) scanDateTime - injectDateTime.getTime();