A fleshy bump on the leg is considered as follows: 1. Acute febrile neutrophilic dermatosis, the rash is manifested by the appearance of well-defined infiltrative plaques on the legs, bright red in color, with pseudoblisters on them, which can have a slight itching sensation, and in the systemic manifestations can appear as a generalized hyperthermia, mostly accompanied by malignancy. Laboratory tests can confirm neutrophilia in routine blood tests, and in histopathological examination of the skin, a large number of neutrophilic infiltrates in the superficial dermis can be seen. In clinical treatment, you can choose prednisone acetate tablets orally and topical mometasone furoate ointment. 2. lipoma, the rash is manifested as a skin-colored, ill-defined benign swelling, which can be surgically removed.