Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Nakajo-Nishimura syndrome ?
    ### Response:
    Nakajo-Nishimura syndrome is an inherited condition that affects many parts of the body and has been described only in the Japanese population. Beginning in infancy or early childhood, affected individuals develop red, swollen lumps (nodular erythema) on the skin that occur most often in cold weather; recurrent fevers; and elongated fingers and toes with widened and rounded tips (clubbing).
    