| 
   Available in LEADTOOLS Medical Imaging toolkits.  | 
IOD Class Constants
The following constants are used to indicate the Class Information Object Definitions.
| 
 Code constant  | 
 Code value and meaning  | 
| 
 CLASS_12_LEAD_ECG  | 
 12-Lead ECG  | 
| 
 CLASS_AMBULATORY_ECG  | 
 Ambulatory ECG  | 
| 
 CLASS_BASIC_ANNOTATION  | 
 Basic Annotation  | 
| 
 CLASS_BASIC_CARDIAC_EP  | 
 Basic Cardiac EP  | 
| 
 CLASS_BASIC_COLOR_IMAGE_BOX  | 
 Basic Color Image Box  | 
| 
 CLASS_BASIC_COLOR_PRINT_META  | 
 Basic Print Meta  | 
| 
 CLASS_BASIC_DIRECTORY  | 
 Basic Directory  | 
| 
 CLASS_BASIC_FILM_BOX  | 
 Basic Film Box  | 
| 
 CLASS_BASIC_FILM_SESSION  | 
 Basic Film Session  | 
| 
 CLASS_BASIC_GRAYSCALE_IMAGE_BOX  | 
 Basic Grayscale Image Box  | 
| 
 CLASS_BASIC_GRAYSCALE_PRINT_META  | 
 Basic Print Meta  | 
| 
 CLASS_BASIC_IMAGE_BOX  | 
 Basic Image Box  | 
| 
 CLASS_BASIC_PRINT_IMAGE_OVERLAY_BOX  | 
 Basic print image overlay box.  | 
| 
 CLASS_BASIC_STUDY_DESCRIPTOR  | 
 Basic Study Descriptor  | 
| 
 CLASS_BASIC_TEXT_SR  | 
 Basic Text Structured Reporting  | 
| 
 CLASS_BASIC_VOICE_AUDIO  | 
 Basic Voice Audio  | 
| 
 CLASS_CHEST_CAD_SR  | 
 Chest CAD SR  | 
| 
 CLASS_COMPREHENSIVE_SR  | 
 Comprehensive Structured Reporting  | 
| 
 CLASS_CR_IMAGE_STORAGE  | 
 Computed Radiography Image  | 
| 
 CLASS_CT_IMAGE_STORAGE  | 
 Computed Tomography Image  | 
| 
 CLASS_DX_IMAGE_STORAGE_PRESENTATION  | 
 Digital X-ray image presentation.  | 
| 
 CLASS_DX_IMAGE_STORAGE_PROCESSING  | 
 Digital X-ray image processing.  | 
| 
 CLASS_DX_INTRAORAL_IMAGE_STORAGE_PRESENTATION  | 
 Digital X-ray Intraoral image presentation.  | 
| 
 CLASS_DX_INTRAORAL_IMAGE_STORAGE_PROCESSING  | 
 Digital X-ray Intraoral image processing.  | 
| 
 CLASS_DX_MAMMOGRAPHY_IMAGE_STORAGE_PRESENTATION  | 
 Digital X-ray Mammography image presentation.  | 
| 
 CLASS_DX_MAMMOGRAPHY_IMAGE_STORAGE_PROCESSING  | 
 Digital X-ray Mammography image processing.  | 
| 
 CLASS_ENHANCED_MR_IMAGE_STORAGE  | 
 Enhanced MR Image Storage  | 
| 
 CLASS_ENHANCED_SR  | 
 Enhanced Structured Reporting  | 
| 
 CLASS_GENERAL_ECG  | 
 General ECG  | 
| 
 CLASS_GENERAL_PURPOSE_PERFORMED_PROCEDURE_STEP  | 
 General Purpose Performed Procedure Step  | 
| 
 CLASS_GENERAL_PURPOSE_SCHEDULED_PROCEDURE_STEP  | 
 General Purpose Scheduled Procedure Step  | 
| 
 CLASS_GENERAL_PURPOSE_WORKLIST  | 
 General Purpose Worklist  | 
| 
 CLASS_GENERAL_PURPOSE_WORKLIST_MANAGEMENT_META  | 
 General Purpose Worklist Management Meta  | 
| 
 CLASS_GRAYSCALE_SOFTCOPY_PRESENTATION_STATE  | 
 Grayscale Softcopy Presentation State  | 
| 
 CLASS_HC_COLOR_IMAGE_STORAGE  | 
 Hardcopy Color Image  | 
| 
 CLASS_HC_GRAYSCALE_IMAGE_STORAGE  | 
 Hardcopy Grayscale Image  | 
| 
 CLASS_HEMODYNAMIC  | 
 Hemodynamic  | 
| 
 CLASS_IMAGE_OVERLAY_BOX_RETIRED  | 
 Image Overlay Box (Retired)  | 
| 
 CLASS_INTERPRETATION  | 
 Interpretation  | 
| 
 CLASS_KEY_OBJECT_SELECTION_DOCUMENT  | 
 Key Object Selection Document  | 
| 
 CLASS_MAMMOGRAPHY_CAD_SR  | 
 Mammography CAD SR  | 
| 
 CLASS_MAX  | 
 Maximum number of classes.  | 
| 
 CLASS_MODALITY_PERFORMED_PROCEDURE_STEP  | 
 Modality Performed Procedure Step  | 
| 
 CLASS_MODALITY_WORKLIST  | 
 Modality Worklist  | 
| 
 CLASS_MR_IMAGE_STORAGE  | 
 Magnetic Resonance Image  | 
| 
 CLASS_MR_SPECTROSCOPY_STORAGE  | 
 MR Spectroscopy Storage  | 
| 
 CLASS_NM_IMAGE_STORAGE  | 
 Nuclear Medicine Image  | 
| 
 CLASS_NM_IMAGE_STORAGE_RETIRED  | 
 Nuclear Medicine Image (Retired)  | 
| 
 CLASS_OPHTHALMIC_8_BIT_PHOTOGRAPHY_IMAGE_STORAGE  | 
 Ophthalmic Photography 8 Bit Image Storage  | 
| 
 CLASS_OPHTHALMIC_16_BIT_PHOTOGRAPHY_IMAGE_STORAGE  | 
 Ophthalmic Photography 16 Bit Image Storage  | 
| 
 CLASS_PATIENT  | 
 Patient  | 
| 
 CLASS_PATIENT_META  | 
 Patient Meta  | 
| 
 CLASS_PATIENT_ROOT_QUERY_IMAGE  | 
 Patient root query image.  | 
| 
 CLASS_PATIENT_ROOT_QUERY_PATIENT  | 
 Patient root query patient.  | 
| 
 CLASS_PATIENT_ROOT_QUERY_SERIES  | 
 Patient root query series.  | 
| 
 CLASS_PATIENT_ROOT_QUERY_STUDY  | 
 Patient root query study.  | 
| 
 CLASS_PATIENT_STUDY_QUERY_PATIENT  | 
 Patient study query patient.  | 
| 
 CLASS_PATIENT_STUDY_QUERY_STUDY  | 
 Patient study query study.  | 
| 
 CLASS_PET_IMAGE_STORAGE  | 
 Positron Emission Tomography Image  | 
| 
 CLASS_PRESENTATION_LUT  | 
 Presentation LUT  | 
| 
 CLASS_PRINT_JOB  | 
 Print Job  | 
| 
 CLASS_PRINT_QUEUE  | 
 Print Queue  | 
| 
 CLASS_PRINTER  | 
 Printer  | 
| 
 CLASS_PRINTER_CONFIGURATION  | 
 Printer configuration.  | 
| 
 CLASS_PULL_PRINT_REQUEST  | 
 Pull Print Request  | 
| 
 CLASS_PULL_STORED_PRINT_META  | 
 Pull Stored Print Meta  | 
| 
 CLASS_RAW_DATA_STORAGE  | 
 Raw Data Storage  | 
| 
 CLASS_REFERENCED_COLOR_PRINT_META_RETIRED  | 
 Referenced Print Meta (Retired)  | 
| 
 CLASS_REFERENCED_GRAYSCALE_PRINT_META_RETIRED  | 
 Referenced Print Meta (Retired)  | 
| 
 CLASS_RESULTS  | 
 Results  | 
| 
 CLASS_RESULTS_META  | 
 Results Meta  | 
| 
 CLASS_RT_BEAMS_TREATMENT_RECORD_STORAGE  | 
 Radiotherapy Beams Treatment Record.  | 
| 
 CLASS_RT_BRACHY_TREATMENT_RECORD_STORAGE  | 
 Radiotherapy Brachy Treatment Record.  | 
| 
 CLASS_RT_DOSE_STORAGE  | 
 Radiotherapy Dose  | 
| 
 CLASS_RT_IMAGE_STORAGE  | 
 Radiotherapy Image  | 
| 
 CLASS_RT_PLAN_STORAGE  | 
 Radiotherapy Plan  | 
| 
 CLASS_RT_STRUCTURE_SET_STORAGE  | 
 Radiotherapy Structure Set  | 
| 
 CLASS_RT_TREATMENT_SUMMARY_RECORD_STORAGE  | 
 Radiotherapy Treatment Summary Record.  | 
| 
 CLASS_SC_IMAGE_STORAGE  | 
 Secondary Capture Image  | 
| 
 CLASS_SC_MULTI_FRAME_GRAYSCALE_BYTE_IMAGE_STORAGE  | 
 Secondary Capture Multi-frame Grayscale Byte Image Storage  | 
| 
 CLASS_SC_MULTI_FRAME_GRAYSCALE_WORD_IMAGE_STORAGE  | 
 Secondary Capture Multi-frame Grayscale Word Image Storage  | 
| 
 CLASS_SC_MULTI_FRAME_SINGLE_BIT_IMAGE_STORAGE  | 
 Secondary Capture Multi-frame Single Bit Image Storage  | 
| 
 CLASS_SC_MULTI_FRAME_TRUE_COLOR_IMAGE_STORAGE  | 
 Secondary Capture Multi-Frame True Color Image Storage  | 
| 
 CLASS_STANDALONE_CURVE_STORAGE  | 
 Standalone Curve  | 
| 
 CLASS_STANDALONE_MODALITY_LUT_STORAGE  | 
 Standalone Modality LUT  | 
| 
 CLASS_STANDALONE_OVERLAY_STORAGE  | 
 Standalone Overlay  | 
| 
 CLASS_STANDALONE_PET_CURVE_STORAGE  | 
 Standalone Positron Emission Tomography Curve  | 
| 
 CLASS_STANDALONE_VOI_LUT_STORAGE  | 
 Standalone VOI LUT  | 
| 
 CLASS_STEREOMETRIC_RELATIONSHIP_STORAGE  | 
 Stereometric Relationship Storage  | 
| 
 CLASS_STORAGE_COMMITMENT_PULL_MODEL  | 
 Storage Commitment  | 
| 
 CLASS_STORAGE_COMMITMENT_PUSH_MODEL  | 
 Storage Commitment  | 
| 
 CLASS_STORED_PRINT_STORAGE  | 
 Stored Print  | 
| 
 CLASS_STUDY  | 
 Study  | 
| 
 CLASS_STUDY_COMPONENT  | 
 Study Component  | 
| 
 CLASS_STUDY_META  | 
 Study Meta  | 
| 
 CLASS_STUDY_ROOT_QUERY_IMAGE  | 
 Study root query image.  | 
| 
 CLASS_STUDY_ROOT_QUERY_SERIES  | 
 Study root query series.  | 
| 
 CLASS_STUDY_ROOT_QUERY_STUDY  | 
 Study root query study.  | 
| 
 CLASS_UNKNOWN  | 
 Unknown  | 
| 
 CLASS_US_IMAGE_STORAGE  | 
 Ultrasound Image  | 
| 
 CLASS_US_IMAGE_STORAGE_RETIRED  | 
 Ultrasound Image (Retired)  | 
| 
 CLASS_US_MULTI_FRAME_IMAGE_STORAGE  | 
 Ultrasound Multi-frame Image  | 
| 
 CLASS_US_MULTI_FRAME_IMAGE_STORAGE_RETIRED  | 
 Ultrasound Multi-frame Image (Retired)  | 
| 
 CLASS_VISIT  | 
 Visit  | 
| 
 CLASS_VL_ENDOSCOPIC_IMAGE_STORAGE  | 
 Visible Light Endoscopic image.  | 
| 
 CLASS_VL_MICROSCOPIC_IMAGE_STORAGE  | 
 Visible Light Microscopic image.  | 
| 
 CLASS_VL_PHOTOGRAPHIC_IMAGE_STORAGE  | 
 Visible Light Photographic image.  | 
| 
 CLASS_VL_SLIDE_COORDINATES_MICROSCOPIC_IMAGE_STORAGE  | 
 Visible Light slide coordinates for a Microscopic image.  | 
| 
 CLASS_VOI_LUT_BOX_RETIRED  | 
 VOI LUT Box (Retired)  | 
| 
 CLASS_XA_BIPLANE_IMAGE_STORAGE_RETIRED  | 
 X-Ray Angiographic Bi-Plane Image (Retired)  | 
| 
 CLASS_XA_IMAGE_STORAGE  | 
 X-Ray Angiographic Image  | 
| 
 CLASS_XRF_IMAGE_STORAGE  | 
 X-Ray Radiofluoroscopic Image  |