ICD-10-CM Book 2024 Edition

Chapters  /  Chapter 18  /  R90-R94

Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)

Includes: nonspecific abnormal findings on diagnostic imaging by computerized axial tomography [CAT scan]
nonspecific abnormal findings on diagnostic imaging by magnetic resonance imaging [MRI][NMR]
nonspecific abnormal findings on diagnostic imaging by positron emission tomography [PET scan]
nonspecific abnormal findings on diagnostic imaging by thermography
nonspecific abnormal findings on diagnostic imaging by ultrasound [echogram]
nonspecific abnormal findings on diagnostic imaging by X-ray examination
Excludes1: abnormal findings on antenatal screening of mother (O28.-)
diagnostic abnormal findings classified elsewhere - see Alphabetical Index
R90 Abnormal findings on diagnostic imaging of central nervous system
R90.0 Intracranial space-occupying lesion found on diagnostic imaging of central nervous system
R90.8 Other abnormal findings on diagnostic imaging of central nervous system
R90.81 Abnormal echoencephalogram
R90.82 White matter disease, unspecified
R90.89 Other abnormal findings on diagnostic imaging of central nervous system
Other cerebrovascular abnormality found on diagnostic imaging of central nervous system
R91 Abnormal findings on diagnostic imaging of lung
R91.1 Solitary pulmonary nodule
Coin lesion lung
Solitary pulmonary nodule, subsegmental branch of the bronchial tree
R91.8 Other nonspecific abnormal finding of lung field
Lung mass NOS found on diagnostic imaging of lung
Pulmonary infiltrate NOS
Shadow, lung
R92 Abnormal and inconclusive findings on diagnostic imaging of breast
R92.0 Mammographic microcalcification found on diagnostic imaging of breast
Excludes2 mammographic calcification (calculus) found on diagnostic imaging of breast (R92.1)
R92.1 Mammographic calcification found on diagnostic imaging of breast
Mammographic calculus found on diagnostic imaging of breast
R92.2 Inconclusive mammogram
Inconclusive mammogram NEC
Inconclusive mammography NEC
R92.3 Mammographic density found on imaging of breast
CodeAlso , if applicable, inconclusive mammogram (R92.2)
R92.30 Dense breasts, unspecified
Dense breasts NOS
Low density
R92.31 Mammographic fatty tissue density of breast
Breast Imaging Reporting and Data System (BI-RADS): A
Breast Imaging Reporting and Data System (BI-RADS): 1
R92.311 Mammographic fatty tissue density, right breast
R92.312 Mammographic fatty tissue density, left breast
R92.313 Mammographic fatty tissue density, bilateral breasts
R92.32 Mammographic fibroglandular density of breast
Breast Imaging Reporting and Data System (BI-RADS): B
Breast Imaging Reporting and Data System (BI-RADS): 2
R92.321 Mammographic fibroglandular density, right breast
R92.322 Mammographic fibroglandular density, left breast
R92.323 Mammographic fibroglandular density, bilateral breasts
R92.33 Mammographic heterogeneous density of breast
Breast Imaging Reporting and Data System (BI-RADS): C
Breast Imaging Reporting and Data System (BI-RADS): 3
R92.331 Mammographic heterogeneous density, right breast
R92.332 Mammographic heterogeneous density, left breast
R92.333 Mammographic heterogeneous density, bilateral breasts
R92.34 Mammographic extreme density of breast
Breast Imaging Reporting and Data System (BI-RADS): D
Breast Imaging Reporting and Data System (BI-RADS): 4
R92.341 Mammographic extreme density, right breast
R92.342 Mammographic extreme density, left breast
R92.343 Mammographic extreme density, bilateral breasts
R92.8 Other abnormal and inconclusive findings on diagnostic imaging of breast
R93 Abnormal findings on diagnostic imaging of other body structures
R93.0 Abnormal findings on diagnostic imaging of skull and head, not elsewhere classified
Excludes1 intracranial space-occupying lesion found on diagnostic imaging (R90.0)
R93.1 Abnormal findings on diagnostic imaging of heart and coronary circulation
Abnormal echocardiogram NOS
Abnormal heart shadow
R93.2 Abnormal findings on diagnostic imaging of liver and biliary tract
Nonvisualization of gallbladder
R93.3 Abnormal findings on diagnostic imaging of other parts of digestive tract
R93.4 Abnormal findings on diagnostic imaging of urinary organs
Excludes2 hypertrophy of kidney (N28.81)
R93.41 Abnormal radiologic findings on diagnostic imaging of renal pelvis, ureter, or bladder
Filling defect of bladder found on diagnostic imaging
Filling defect of renal pelvis found on diagnostic imaging
Filling defect of ureter found on diagnostic imaging
R93.42 Abnormal radiologic findings on diagnostic imaging of kidney
R93.421 Abnormal radiologic findings on diagnostic imaging of right kidney
R93.422 Abnormal radiologic findings on diagnostic imaging of left kidney
R93.429 Abnormal radiologic findings on diagnostic imaging of unspecified kidney
R93.49 Abnormal radiologic findings on diagnostic imaging of other urinary organs
R93.5 Abnormal findings on diagnostic imaging of other abdominal regions, including retroperitoneum
R93.6 Abnormal findings on diagnostic imaging of limbs
Excludes2 abnormal finding in skin and subcutaneous tissue (R93.8-)
R93.7 Abnormal findings on diagnostic imaging of other parts of musculoskeletal system
Excludes2 abnormal findings on diagnostic imaging of skull (R93.0)
R93.8 Abnormal findings on diagnostic imaging of other specified body structures
R93.81 Abnormal radiologic findings on diagnostic imaging of testis
R93.811 Abnormal radiologic findings on diagnostic imaging of right testicle
sex Male
R93.812 Abnormal radiologic findings on diagnostic imaging of left testicle
sex Male
R93.813 Abnormal radiologic findings on diagnostic imaging of testicles, bilateral
sex Male
R93.819 Abnormal radiologic findings on diagnostic imaging of unspecified testicle
sex Male
R93.89 Abnormal findings on diagnostic imaging of other specified body structures
Abnormal finding by radioisotope localization of placenta
Abnormal radiological finding in skin and subcutaneous tissue
Mediastinal shift
R93.9 Diagnostic imaging inconclusive due to excess body fat of patient
R94 Abnormal results of function studies
Includes abnormal results of radionuclide [radioisotope] uptake studies
abnormal results of scintigraphy
R94.0 Abnormal results of function studies of central nervous system
R94.01 Abnormal electroencephalogram [EEG]
R94.02 Abnormal brain scan
R94.09 Abnormal results of other function studies of central nervous system
R94.1 Abnormal results of function studies of peripheral nervous system and special senses
R94.11 Abnormal results of function studies of eye
R94.110 Abnormal electro-oculogram [EOG]
R94.111 Abnormal electroretinogram [ERG]
Abnormal retinal function study
R94.112 Abnormal visually evoked potential [VEP]
R94.113 Abnormal oculomotor study
R94.118 Abnormal results of other function studies of eye
R94.12 Abnormal results of function studies of ear and other special senses
R94.120 Abnormal auditory function study
R94.121 Abnormal vestibular function study
R94.128 Abnormal results of other function studies of ear and other special senses
R94.13 Abnormal results of function studies of peripheral nervous system
R94.130 Abnormal response to nerve stimulation, unspecified
R94.131 Abnormal electromyogram [EMG]
Excludes1 electromyogram of eye (R94.113)
R94.138 Abnormal results of other function studies of peripheral nervous system
R94.2 Abnormal results of pulmonary function studies
Reduced ventilatory capacity
Reduced vital capacity
R94.3 Abnormal results of cardiovascular function studies
R94.30 Abnormal result of cardiovascular function study, unspecified
R94.31 Abnormal electrocardiogram [ECG] [EKG]
Excludes1 long QT syndrome (I45.81)
R94.39 Abnormal result of other cardiovascular function study
Abnormal electrophysiological intracardiac studies
Abnormal phonocardiogram
Abnormal vectorcardiogram
R94.4 Abnormal results of kidney function studies
Abnormal renal function test
R94.5 Abnormal results of liver function studies
R94.6 Abnormal results of thyroid function studies
R94.7 Abnormal results of other endocrine function studies
Excludes2 abnormal glucose (R73.0-)
R94.8 Abnormal results of function studies of other organs and systems
Abnormal basal metabolic rate [BMR]
Abnormal bladder function test
Abnormal splenic function test