Modalities

This is a list of common modalities available within squirrel. However, squirrel does not restrict modality codes, so any modality could be used in a dataset.

Modality Code	Description	DICOM Standard
AR	Autorefraction
ASMT	Content Assessment Results
AU	Audio
AUDIO	Audio
BDUS	Bone Densitometry (ultrasound)
BI	Biomagnetic Imaging
BMD	Bone Densitometry (X-ray)
CONSENT	Scanned image of a consent form
CR	Computed Radiography
CT	Computed Tomography
CTPROTOCOL	CT Protocol (Performed)
DG	Diaphanography
DOC	Document
DX	Digital Radiography
ECG	Electrocardiography
EEG	Electroencephelograhy
EPS	Cardiac Electrophysiology
ES	Endoscopy
ET	Eye tracking
FID	Fiducials
GM	General Microscopy
GSR	Galvanic skin response
HC	Hard Copy
HD	Hemodynamic Waveform
IO	Intra-Oral Radiography
IOL	Intraocular Lens Data
IVOCT	Intravascular Optical Coherence Tomography
IVUS	Intravascular Ultrasound
KER	Keratometry
KO	Key Object Selection
LEN	Lensometry
LS	Laser Surface Scan
MEG	Magnetoencephalography
MG	Mammography
MR	Magnetic Resonance
M3D	Model for 3D Manufacturing
NM	Nuclear Medicine
OAM	Ophthalmic Axial Measurements
OCT	Optical Coherence Tomography (non-Ophthalmic)
OP	Ophthalmic Photography
OPT	Ophthalmic Tomography
OPTBSV	Ophthalmic Tomography B-scan Volume Analysis
OPTENF	Ophthalmic Tomography En Face
OPV	Ophthalmic Visual Field
OSS	Optical Surface Scan
OT	Other
PLAN	Plan
PR	Presentation State
PT	Positron Emission Tomography (PET)
PX	Panoramic X-Ray
REG	Registration
RESP	Respiratory Waveform
RF	Radio Fluoroscopy
RG	Radiographic Imaging (conventional film/screen)
RTDOSE	Radiotherapy Dose
RTIMAGE	Radiotherapy Image
RTINTENT	Radiotherapy Intent
RTPLAN	Radiotherapy Plan
RTRAD	RT Radiation
RTRECORD	RT Treatment Record
RTSEGANN	Radiotherapy Segment Annotation
RTSTRUCT	Radiotherapy Structure Set
RWV	Real World Value Map
SEG	Segmentation
SM	Slide Microscopy
SMR	Stereometric Relationship
SR	Structured reporting (SR) Document
SRF	Subjective Refraction
STAIN	Automated Slide Stainer
SURGERY	Pre-surgical mapping plan
TG	Thermography
US	Ultrasound
VA	Visual Acuity
VIDEO	Video
XA	X-Ray Angiography
XC	External-camera Photography