1) Blood disease 2) Blood disorder 3) Lymphocytopenia 1) Lymphocytopenia 
A condition in which there is a lower-than-normal number of lymphocytes (a type of white blood cell) in the blood. Also called lymphocytic leukopenia and lymphocytopenia.
Reduction in the number of lymphocytes. ... (12 Dec 1998) ... 
(lim″fo-pe´ne-ә) lymphocytopenia.
Type: Term Pronunciation: lim′fō-pē′nē-ă Definitions: 1. A reduction, relative or absolute, in the number of lymphocytes in the circulating blood. Synonyms: lymphocytic leukopenia, lymphocytopenia
lymphopenia, lymphopenic, lymphocytopenia A reduction, relative or absolute, in the number of lymphocytes in circulating blood.
a reduction in the number of lymphocytes in the blood.