R90-R94
Abnormal findings on diagnostic imaging and in function studies, without diagnosis
Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94) is a block within ICD-10-CM Chapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified. It holds 5 categories.
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
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- abnormal findings on antenatal screening of mother (O28.-)
- diagnostic abnormal findings classified elsewhere - see Alphabetical Index
Categories in R90-R94
- R90Abnormal findings on diagnostic imaging of cnslcategory
- R91Abnormal findings on diagnostic imaging of lungcategory
- R92Abnormal and inconclusive findings on dx imaging of breastcategory
- R93Abnormal findings on diagnostic imaging of body structurescategory
- R94Abnormal results of function studiescategory
Source
ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.