Best stain for cryptococcal capsule -
Ans. is 'b' i.e., India Ink preparation * C. neoformans is best demonstrated in CSF by direct microscopy. The capsule is seen as a clear halo around the yeast cells in unstained wet preparations of CSF mixed with a drop of India ink or nigrosine. Methenamine silver stain would be the best choice for a tissue sample.
Gram stain
India ink preparation
Giemsa stain
Methanamine-silver stain
Mycology