The article by Ji et al1 is very interesting.However, they do not mention the increased risk for systemic malignancies especially cutaneous malignancies in patients with sarcoidosis. The incidence of malignancies in patients with sarcoidosis is almost 1.65 times the incidence in patients without any clinical sarcoidosis.2 In fact, patients with sarcoidosis are almost 3 times more likely to develop non-melanoma skin cancers compared to patients without sarcoidosis.3 Besides non-melanoma skin cancers, patients are also at an increased risk for developing melanomas.
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