Table 1.

Putative mechanisms of spontaneous regression of HCC reported in the literature.

Putative mechanisms of SR	References
Inflammatory or immune mechanism: spontaneous, concomitant infection or inflammatory condition, abscopal effect, blood transfusion	[5]
Vascular compromise: rapid growth, vascular compression, drug effect, severe dehydration	[6]
Metabolic: weight loss, improved diabetic control	[7]
Miscellaneous or unknown drug effects: antidepressants, androgens/estrogens	[4]
Complementary and alternative medicine	[8]
Idiopathic	[9]