CD4 and lymphopenia: Relative T-cell lymphopenia (CD3+ < 60%) was observed in 5 (22.7%), B-lymphocytosis (CD19+ > 20%) in 13 (59.1%) and decreased absolute CD4+ count in 16 (72.7%) with a median of 303 (178–569) cells/μL, and decreased CD4+ percentage (<35%) in 8 (36.4%) patients.