Plum nucleus qi is not equal to thyroid nodule. Plum nucleus qi is a kind of Chinese medicine disease name, considering is related to emotion, refers to the pharynx has a foreign body sensation, such as plum nucleus obstruction, can not swallow, cluck out, may have a pharyngeal abnormal sensation, in the swallowing action aggravated, some patients may have a sense of urgency in the neck, feel breathlessness and other symptoms. Thyroid nodule is a limited mass in normal thyroid tissue, which can be benign and malignant, and most patients can be asymptomatic, while some patients can have symptoms such as hoarseness and neck lumps. Therefore, prurigo is not the same as thyroid nodule, but when the thyroid nodule increases in size and produces pressure symptoms, it may have symptoms similar to prurigo. Patients with symptoms similar to prune gas or thyroid nodules should go to the hospital and ask the doctor to make a judgment.