CD4 and syringocystadenoma papilliferum: Cilloniz et al, reported a 30-day mortality of 6.6% in PLWH with CAP, which was lower with a bacterial aetiology compared to PJP infection (5.5% vs 14.3%, P = .03), but higher than in HIV-negative patients.3 Cordero et al, also reported an attributable mortality of 13.1% for PLWH with SCAP, and this was associated with radiological progression, septic shock and CD4 count <100 cells/mm3.