Abnormal findings on diagnostic imaging of lung (R91)
Browse all the diagnosis codes used for abnormal findings on diagnostic imaging of lung (R91). For easy navigation, the diagnosis codes are sorted in alphabetical order and grouped by sections. Each section is clearly marked with its description, and the corresponding three-digit code range. This format makes it simple to browse diagnosis codes in this chapter or section and find what you're looking for. We've also added green checkmark icons to label billable codes, and red warning icons for non-billable ones. This makes it easy to identify which codes can be billed.
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)
R91 Abnormal findings on diagnostic imaging of lung
- R91.1 Solitary pulmonary nodule
- R91.8 Other nonspecific abnormal finding of lung field
Abnormal findings on diagnostic imaging of lung (R91)
Clinical Terms
The following clinical terms provide additional context, helping users better understand the clinical background and common associations for each diagnosis listed in this section. Including related terms alongside ICD-10-CM codes supports coders, billers, and healthcare professionals in improving accuracy, enhancing documentation, and facilitating research or patient education.
Solitary Pulmonary Nodule
A single lung lesion that is characterized by a small round mass of tissue, usually less than 1 cm in diameter, and can be detected by chest radiography. A solitary pulmonary nodule can be associated with neoplasm, tuberculosis, cyst, or other anomalies in the lung, the CHEST WALL, or the PLEURA.
