Signet ring cell lymphomas are the proliferations of malignant lymphoid cells containing cytoplasmic vacuoles or globules which displace the nuclei. imparting it a signet ring appearance. This rare tumor is a variant of non-Hodgkin lymphoma. Signet ring appearance is due to cytoplasmic accumulation of immunoglobulin or vacuoles derived from multivesicular bodies. https://jhtstrt7nvvz.nizarblog.com/35080252/characterizing-intercity-mobility-patterns-for-the-greater-bay-area-in-china