Benign neoplasm of craniopharyngeal duct

This code identifies a non-cancerous tumor originating from the craniopharyngeal duct, a remnant of Rathke's pouch. These benign neoplasms, often referred to as craniopharyngiomas, typically develop near the pituitary gland and hypothalamus. They can cause symptoms due to compression of surrounding structures, such as visual disturbances, endocrine dysfunction, and headaches.

Assign this code for documented cases of benign craniopharyngioma. This diagnosis is typically confirmed through imaging studies (e.g., MRI, CT scan) and often biopsy. Use this code when the pathology report or physician documentation explicitly states a benign neoplasm of the craniopharyngeal duct.

• Ensure documentation clearly specifies "benign" to differentiate from malignant or uncertain behavior.
• Do not confuse with other pituitary or intracranial neoplasms; confirm the specific origin from the craniopharyngeal duct.
• Code any associated symptoms or endocrine disorders separately as secondary diagnoses.