Clonal peaks of TCRγ gene Vγ and Jγ regions were detected by PCR in 4 of 10 CD4+ patients (40%), 4 of 6 CD8+ patients (67%), and 1 CD4− CD8− TNK-LPD patient (Fig. 4). The gene discussed is CD4; the disease is disseminated peritoneal leiomyomatosis.