title: Superior vena cava obstruction from Merkel cell carcinoma.
authors.forename: M Y
authors.initials: MY
authors.lastname: Walsh
mesh_terms: D018288:Carcinoma, Small Cell / Q000150:complications*; D003937:Diagnosis, Differential; D006801:Humans; D008175:Lung Neoplasms / Q000150:complications*; D008297:Male; D008875:Middle Aged; D012878:Skin Neoplasms; D013479:Superior Vena Cava Syndrome / Q000209:etiology*