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Fig. 1 | BMC Cancer

Fig. 1

From: Diffuse lichen planus-like keratoses and clinical pseudo-progression associated with avelumab treatment for Merkel cell carcinoma, a case report

Fig. 1

Clinical appearance of tumor and lichen planus-like keratoses (LPLK) in a patient with Merkel cell carcinoma (MCC). a: Baseline image of MCC involving the scalp. b: Two weeks after the first avelumab infusion MCC lesions were inflamed and slightly enlarged, consistent with pseudo-progression of malignancy. c: Complete clinical regression of MCC. d, f & g: Four weeks after starting avelumab the patient had diffuse inflammation of seborrheic keratoses and solar lentigines consistent with LPLK. e & h: After treatment with topical steroids the LPLK lesions improved

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BMC Cancer

ISSN: 1471-2407

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