VEGFA and Hermansky-Pudlak syndrome: This observation was confirmed by VEGF levels in paired samples of 6 HPS patients taken in the same intervals after hospitalization: 1–3 days (n = 6, mean 797.5 ± 200.2) versus 4–17 days (n = 6, mean 212.3 ± 36.9; P = 0.01) (Figure 2(c)).