Why do experts advocate reading more books about medical diseases? It is because people usually do not have too much knowledge about diseases, and thus do not have the awareness of disease prevention, so now people’s disease rate is higher, and the quality of life is also lower. Cryoglobulinemia is an unfamiliar disease that can be spontaneous or caused by certain diseases. So what are the symptoms of cryoglobulinemia? Symptoms of cryoglobulinemia Skin damage is most commonly hemorrhagic purpura, mostly starting in the lower limbs, gradually expanding to the femur, perineum, buttocks, a few extended to the upper limbs and oral mucosa, generally does not involve the face and trunk. The rash is characterized by papules, petechiae, ecchymosis, small nodules, and in severe cases, blisters, blisters, ulcers, and gangrene. Conscious itching or burning, and in severe cases, pain. Secondly, cold urticaria, Raynaud’s phenomenon, reticular cyanosis, vasospasm of extremities, cyanosis, etc. can be seen. Hyperpigmentation is seen in chronic cases. Arthralgia is a prominent symptom in patients with mixed cryoglobulinemia and is commonly seen in the hands and knees. Renal damage can be manifested as acute or chronic nephritis, which may even lead to renal insufficiency or renal failure and death. The nervous system is mainly characterized by peripheral neuropathy manifested as sensory abnormalities, numbness, dyskinesia, and loss of tendon reflexes. Involvement of the central nervous system is rare. Other symptoms include hepatosplenomegaly, abdominal pain, pericarditis and generalized lymph node enlargement. If you are aware of the diseases, you will be able to formulate preventive measures against the causes of the diseases and implement these measures consciously and thoroughly, which will reduce the incidence of the diseases and improve the quality of life of the people. If you are unfortunate enough to suffer from the disease, you will be able to recognize the symptoms when they appear and make timely diagnosis and treatment. Although cryoglobulinemia is not a common disease, it can occur, so it is helpful to keep these symptoms in mind.