Lung nodules eat taro can not dissipate the knot, taro is a food without any therapeutic efficacy, lung nodular disease is a cause unknown granulomatous disease, practical internal medicine 15th edition suggests that about half of the nodular disease does not require special treatment, can be self-release within 2 years, the rest of the patients most of the remission within 5 years. Taro is nutritious as a food, rich in dietary fiber, vitamins and starch, but it is not a medicine and does not have any therapeutic properties. Pulmonary nodular disease may be caused by certain mycobacteria, viruses, fungal infections, etc., and may also be related to the immune response, can be asymptomatic in the early stages of the disease, about more than 90% of cases, detected in routine X-ray examination. The manifestations are cough, chest pain, occasionally a small amount of coughing up blood, occasional fatigue, fever, night sweats, loss of appetite, weight loss, etc. When the lesion is extensive, chest tightness, shortness of breath after activity and cyanosis can occur. Only 10%~30% of patients with pulmonary nodules have chronic progressive development, and treatment is given only in the following cases: severe ocular, neurological, and cardiac lesions, as well as those with hypercalcemia, symptomatic or progressive decline in pulmonary function, and so on. If treatment is needed, prednisone, azathioprine, chloroquine, and hydroxychloroquine are commonly used, but nausea, vomiting, dizziness and other discomforts may occur. Please go to the hospital promptly when you find lung nodules, and treat them under the guidance of your doctor.