| Stain |
Substance highlighted |
Colour |
| Alcian blue |
mucopolysaccharide |
blue
a
macular dystrophy
a |
| Alizarian red |
calcium |
red
a
aband
keratopathy
a |
| Colloidal iron |
mucopolysaccharide |
blue
a
macular dystrophy
a |
| Congo red |
amyloid |
red
a
lattice dystrophy
a |
| Masson trichrome |
hyaline materials |
red
a
granular dystrophy
a |
| oil red O |
lipid |
red
1
fat within the cells
a |
| Perl's prussian blue |
iron |
blue
a
iron in the epithelium in keratoconus
a |
