Which of the following is a special stain used to diagnose fungal hyphae in tissues-: (A) Masson trichome, (B) Silver methenamine, (C) Congo Red, (D) Alizarin Red
Answer is B. Ans. is 'b' i.e., Silver methenamineo Gomori methamine silver stain (GMS) and periodic acid Schiff (PAS) are the two most common stains used to look for fungi in tissues and cytology specimens.