#glaucoma  increased pressure in the eyeball due to obstruction of the outflow of aqueous humor; damages the optic disc and impairs vision (sometimes progressing to blindness)
  supertype:  eye_disease__eyedisease  any disease of the eye
  subtype:  acute_glaucoma__acuteglaucoma__angle-closure_glaucoma__angleclosureglaucoma  glaucoma in which the iris blocks the outflow of aqueous humor
  subtype:  chronic_glaucoma__chronicglaucoma__open-angle_glaucoma  glaucoma caused by blockage of the canal of Schlemm; produces gradual loss of peripheral vision

No statement uses or specializes glaucoma; click here to add one.