Skin purple bruise platelet low belongs to thrombocytopenic purpura, the causes of this symptom include infectious factors, immune factors, blood disease factors, the specific degree of severity depends on the degree of platelet reduction.
1. Infectious factors: such as viral and bacterial infections cause increased destruction of platelets, after anti-infectious treatment, platelets can return to normal on their own, generally not serious.
2. Immune factors: such as systemic lupus erythematosus (SLE), which can cause facial erythema, arthralgia, fever, etc. If the treatment is not proper or not treated for a long period of time, it can lead to the involvement of organs, causing damage to organs or even failure.
3. Blood diseases: such as leukemia, etc., the bone marrow hematopoietic function of such patients is abnormal, causing platelet reduction, resulting in skin petechiae, ecchymosis, nasal bleeding, and in severe cases, gastrointestinal bleeding, cerebral hemorrhage, etc., which can endanger the life of patients, and it is more serious.
In addition to the above reasons, drugs (such as anti-tumor drugs, antibiotics, etc.) can also cause the above symptoms. Specific diagnosis and treatment should be carried out under the guidance of physicians.