The neutropenia or leukopenia is the abnormally low number of white blood cells especially neutrophils. They either produced in low number by bone marrow or there is increased in their destruction. The patient of this disease is on high risk of getting infections as he is lacking WBC. The cyclic leukopenia is the type of leukopenia for 3-6 days and repeated after every 22-25 days. This is a benign disorder and can not leads to cancer. Your swollen lymph node might be due to infection. For more detail, visit:
Neutropenia
Cyclic neutropenia
Neutropenia
Cyclic neutropenia