T-Cells and Natural Killer Cells Absent B-Cells Normal

**Semantic type:** Laboratory or Test Result

**Definition:** A hematology test result indicating that a subject has a normal amount of B-cells but both T-cells and natural killer cells are either absent or found at abnormally low amounts.

**Synonyms:** - T-B+NK- - T-Lymphocytes and Natural Killer Cells Absent B-Lymphocytes Normal