EDIT

function cdm_type_designation_status_filter_terms_as_options($none_option_label, $with_empty_option = false){

  $filter_terms = cdm_ws_get(CDM_WS_TYPE_DESIGNATION_STATUS_FILTER_TERMS);

  if(isset($filter_terms) && is_array($filter_terms)) {

    foreach ($filter_terms as $filter_term) {

      $options[join(',', $filter_term->uuids)] = $filter_term->label;

    array_unshift ($options, "");

  }

  return $options;

}