Benign neoplasm of carotid body

This code signifies a non-cancerous tumor originating from the chemoreceptor tissue located at the bifurcation of the common carotid artery. These tumors, often referred to as paragangliomas, are typically slow-growing and can cause symptoms due to mass effect or hormonal secretion in rare cases.

Use this code for documented cases of a benign carotid body tumor. This diagnosis is typically confirmed through imaging studies (e.g., MRI, CT angiography) and sometimes biopsy. It is appropriate when the pathology report or clinical documentation clearly specifies a benign nature.

• Ensure documentation explicitly states "benign" to differentiate from malignant or uncertain behavior.
• Do not confuse with other neck masses or lymphadenopathy; this code is specific to the carotid body.
• Consider additional codes for any associated symptoms or complications, such as hypertension, if documented.