XK Positive

**Semantic type:** Finding

**Definition:** An indication that XK expression has been detected in a sample.

**Synonyms:** - KX Positive - Kell Blood Group Precursor Positive - Kell Complex 37 kDa Component Positive - Kx Antigen Positive - Kx Blood Group Antigen Positive - Membrane Transport Protein XK Positive - NA Positive - NA Positive - X-Linked Kx Blood Group Positive - X1k Positive - XKR1 Positive