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Table 1 Mass size

From: The use of immunotherapy treatment in malignant pheochromocytomas/paragangliomas: a case report

Preimmunotherapy

Superior hypovascular

Inferior hypervascular

10 × 6.6 cm

7.8 × 7.6 cm

Immunotherapy × 5 months

Superior hypovascular

Inferior hypervascular

7.4 × 5.7 cm

6 × 6 cm

Immunotherapy × 7 months

Superior hypovascular

Inferior hypervascular

7.5 × 5.2 cm

5.3 × 5 cm

Immunotherapy × 11 months

Superior hypovascular

Inferior hypervascular

7.1 × 5.4 cm

4.8 × 4 cm

Immunotherapy × 13 months

Superior hypovascular

Inferior hypervascular

7.3 × 5.5 cm

3.6 × 5.1 cm

Immunotherapy × 18 months

Superior hypovascular

Inferior hypervascular

7.1 × 5.2 cm

3.8 × 3.7 cm