Benign neoplasm of other specified intrathoracic organs

This code signifies the presence of a non-cancerous growth originating from intrathoracic organs not specifically classified elsewhere. This includes benign neoplasms of structures like the thymus, diaphragm, or mediastinum, excluding those of the heart, lungs, or pleura. These growths are typically slow-growing and do not metastasize.

Use this code when documentation clearly identifies a benign neoplasm within the thoracic cavity, but the specific organ is not the heart, lung, or pleura. This is appropriate for conditions such as benign thymoma, mediastinal lipoma, or diaphragmatic fibroma. Documentation should confirm the benign nature of the growth, often through biopsy or imaging.

• Always confirm the benign nature of the neoplasm; if malignant, a C-code is appropriate.
• Ensure the documentation specifies an intrathoracic organ other than the heart, lung, or pleura.
• Consider additional codes for symptoms or complications related to the benign neoplasm.