Fig. 4
From: Phaeoacremonium species detected in fine needle aspiration: a rare case report
a, b Microscopy showing numerous fungal hyphae with acute angle branching and inflammatory cells with PAS positivity. (H&E, × 100; PAS, × 100); c SDA slant showing surface greyish beige to black color and developed clusters of aerial hyphae; d Lactophenol cotton blue (LPCB) mount showing young hyphae forming thick bundles (fascicles), cylindrical phialides along the hyphae and oblong conidia. (LPCB, × 40)