"Clown nose" as first manifestation of squamous cell carcinoma of the lung

[摘要] BackgroundSkin metastases occur in 0.7% to 9% of all patients with cancer and are usually considered a late event in the evolution of most visceral carcinomas. The development of a nodular metastatic lesion on the nasal tip is known as clown nose sign.Main observationWe report a 64-year-old man that developed a nodular lesion on his nasal tip as first manifestation of squamous lung carcinoma.ConclusionThe biopsy of the cutaneous metastasis may be helpful to histopathologically confirm the suspected primary tumour avoiding invasive diagnostic procedures.

[学科分类] 皮肤病学

[关键词] Clown nose;face;lung cancer;metastases;nodule;nose;skin