SDHAF2-Linked Metastatic Paraganglioma: A Case Report with Implications for Counseling and Follow-Up of Pathogenic SDHAF2 Variant Carriers

Table 3

Catecholamine value.

	Reference	At age 49	At age 50	At age 51	At age 52
Metanephrines (nmol/L)	0.07–0.33	0.10	—	—	—
Free metanephrines (pmol/L)	70–330	—	136	131	121
3-Methoxytyramine (nmol/L)	0.00–0.04	0.02	—	—	—
Free 3-methoxytyramine (pmol/L)	0–40	—	68 (H)	44 (H)	24