Table 2.

Clinical features of individual cases

Type of keratitis	Location	Infiltrate size (mm)	Level of lesion	Focality	AC findings (hypopyon)	Suppuration	Conjunctival signs	VKC associated
Infectious	Central	3×3	Superficial stromal	Focal	Present	Absent	Moderate	No
Infectious	Central	3.5×3	Superficial stromal	Focal	Absent	Absent	Moderate	Yes
Infectious	Central	6×6	Deep stromal	Multiple foci	Present	Present	Marked	Yes
Sterile	Mid-peripheral	1×1	Superficial stromal	Multiple foci	Absent	Absent	Moderate	No
Sterile	Mid-peripheral	2×1	Superficial stromal	Multiple foci	Absent	Absent	Moderate	No
Sterile	Mid-peripheral	3×2	Superficial stromal	Multiple foci	Absent	Absent	Moderate	No
Sterile	Mid-peripheral	2×1	Superficial stromal	Multiple foci	Absent	Absent	Moderate	Yes
Sterile	Mid-peripheral	2×1	Superficial stromal	Multiple foci	Absent	Absent	Moderate	No
Sterile	Mid-peripheral	4×1	Superficial stromal	Focal	Absent	Absent	Moderate	Yes
Sterile (INTACS)	Mid-peripheral + central	2×2	Superficial stromal	2 foci	Present	Absent	Marked	No

AC: Anterior chamber, VKC: Vernal keratoconjunctivitis, INTACS: Intra stromal corneal ring segments