Stage III Adrenal Gland Pheochromocytoma and Sympathetic Paraganglioma AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage III includes: (T1, N1, M0); (T2, N1, M0); (T3, Any N, M0). T1: Pheochromocytoma measuring less than 5 cm in greatest dimension, with no extra-adrenal invasion. T2: Pheochromocytoma measuring 5 cm or more in greatest dimension or paraganglioma-sympathetic of any size, with no extra-adrenal invasion. T3: Tumor of any size with invasion into surrounding tissues (e.g., liver, pancreas, spleen, kidneys). N1: Regional lymph node metastasis. M0: No distant metastasis. (from AJCC 8th Ed.)