HLA-DRB1*04:01 Positive Cells Present

**Semantic type:** Laboratory or Test Result

**Definition:** An indication that cells expressing HLA-DRB1*04:01 have been detected in a sample.

**Synonyms:** - DRB1*0401 Positive - DRB1*0401 Positive Cells Present - HLA-DRB1*0401 Positive - HLA-DRB1*0401 Positive Cells Present - HLA-DRB1*04:01 Positive