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ModerateInfectious DiseasesCellulitisuk-plab-1

A 56-year-old man presents with a painful red swollen right lower leg. The skin is warm and tender with poorly demarcated erythema. He is febrile at 38.1 degrees Celsius but haemodynamically stable. There is no calf tenderness on squeezing and Homan sign is negative. What is the most likely diagnosis?

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