Fig. 3From: Plastic bronchitis associated with respiratory syncytial virus infection: a case report A1-A2 Plastic secretion; B Low-magnification pathological image. It shows abundant fibrin and inflammatory cells (as shown by black arrows) (HE staining, ×100) (C) High-magnification pathological image. It shows visible neutrophils (black arrows) lymphocytes (red arrows) red blood cells (blue arrows) (HE staining, ×400)Back to article page