utilities getModalityUnit.ts

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14.28% Branches 2/14

50% Functions 1/2

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  import { metaData } from '@cornerstonejs/core';
 
type ModalityUnitOptions = {
  isPreScaled: boolean;
  isSuvScaled: boolean;
};
 
function getModalityUnit(
  modality: string,
  imageId: string,
  options: ModalityUnitOptions
): string {
  Iif (modality === 'CT') {
    return 'HU';
  } else Iif (modality === 'PT') {
    return _handlePTModality(imageId, options);
  } else {
    return '';
  }
}
 
function _handlePTModality(imageId: string, options: ModalityUnitOptions) {
  if (!options.isPreScaled) {
    return 'raw';
  }
 
  if (options.isSuvScaled) {
    return 'SUV';
  }
 
  const petSeriesModule = metaData.get('petSeriesModule', imageId);
  return petSeriesModule?.units || 'unitless';
}
 
export { getModalityUnit, ModalityUnitOptions };