|  H16 |  | Keratitis   | 
|  |  | 
	
		|  H16.0 |  | Corneal ulcer |  |  |  | 
	
		|  H16.00 |  | Unspecified corneal ulcer |  |  |  | 
	
		|  H16.001 |  | Unspecified corneal ulcer, right eye |  |  |  |  | 
	
		|  H16.002 |  | Unspecified corneal ulcer, left eye |  |  |  |  | 
	
		|  H16.003 |  | Unspecified corneal ulcer, bilateral |  |  |  |  | 
	
		|  H16.009 |  | Unspecified corneal ulcer, unspecified eye |  |  |  |  |  | 
	
		|  H16.01 |  | Central corneal ulcer |  |  |  | 
	
		|  H16.011 |  | Central corneal ulcer, right eye |  |  |  |  | 
	
		|  H16.012 |  | Central corneal ulcer, left eye |  |  |  |  | 
	
		|  H16.013 |  | Central corneal ulcer, bilateral |  |  |  |  | 
	
		|  H16.019 |  | Central corneal ulcer, unspecified eye |  |  |  |  |  | 
	
		|  H16.02 |  | Ring corneal ulcer |  |  |  | 
	
		|  H16.021 |  | Ring corneal ulcer, right eye |  |  |  |  | 
	
		|  H16.022 |  | Ring corneal ulcer, left eye |  |  |  |  | 
	
		|  H16.023 |  | Ring corneal ulcer, bilateral |  |  |  |  | 
	
		|  H16.029 |  | Ring corneal ulcer, unspecified eye |  |  |  |  |  | 
	
		|  H16.03 |  | Corneal ulcer with hypopyon |  |  |  | 
	
		|  H16.031 |  | Corneal ulcer with hypopyon, right eye |  |  |  |  | 
	
		|  H16.032 |  | Corneal ulcer with hypopyon, left eye |  |  |  |  | 
	
		|  H16.033 |  | Corneal ulcer with hypopyon, bilateral |  |  |  |  | 
	
		|  H16.039 |  | Corneal ulcer with hypopyon, unspecified eye |  |  |  |  |  | 
	
		|  H16.04 |  | Marginal corneal ulcer |  |  |  | 
	
		|  H16.041 |  | Marginal corneal ulcer, right eye |  |  |  |  | 
	
		|  H16.042 |  | Marginal corneal ulcer, left eye |  |  |  |  | 
	
		|  H16.043 |  | Marginal corneal ulcer, bilateral |  |  |  |  | 
	
		|  H16.049 |  | Marginal corneal ulcer, unspecified eye |  |  |  |  |  | 
	
		|  H16.05 |  | Mooren's corneal ulcer |  |  |  | 
	
		|  H16.051 |  | Mooren's corneal ulcer, right eye |  |  |  |  | 
	
		|  H16.052 |  | Mooren's corneal ulcer, left eye |  |  |  |  | 
	
		|  H16.053 |  | Mooren's corneal ulcer, bilateral |  |  |  |  | 
	
		|  H16.059 |  | Mooren's corneal ulcer, unspecified eye |  |  |  |  |  | 
	
		|  H16.06 |  | Mycotic corneal ulcer |  |  |  | 
	
		|  H16.061 |  | Mycotic corneal ulcer, right eye |  |  |  |  | 
	
		|  H16.062 |  | Mycotic corneal ulcer, left eye |  |  |  |  | 
	
		|  H16.063 |  | Mycotic corneal ulcer, bilateral |  |  |  |  | 
	
		|  H16.069 |  | Mycotic corneal ulcer, unspecified eye |  |  |  |  |  | 
	
		|  H16.07 |  | Perforated corneal ulcer |  |  |  | 
	
		|  H16.071 |  | Perforated corneal ulcer, right eye |  |  |  |  | 
	
		|  H16.072 |  | Perforated corneal ulcer, left eye |  |  |  |  | 
	
		|  H16.073 |  | Perforated corneal ulcer, bilateral |  |  |  |  | 
	
		|  H16.079 |  | Perforated corneal ulcer, unspecified eye |  |  |  | 
|  |  | 
	
		|  H16.1 |  | Other and unspecified superficial keratitis without conjunctivitis |  |  |  | 
	
		|  H16.10 |  | Unspecified superficial keratitis |  |  |  | 
	
		|  H16.101 |  | Unspecified superficial keratitis, right eye |  |  |  |  | 
	
		|  H16.102 |  | Unspecified superficial keratitis, left eye |  |  |  |  | 
	
		|  H16.103 |  | Unspecified superficial keratitis, bilateral |  |  |  |  | 
	
		|  H16.109 |  | Unspecified superficial keratitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.11 |  | Macular keratitis |  
		|  |  | 
| Areolar keratitis |  | Nummular keratitis |  | Stellate keratitis |  | Striate keratitis |  |  |  |  | 
	
		|  H16.111 |  | Macular keratitis, right eye |  |  |  |  | 
	
		|  H16.112 |  | Macular keratitis, left eye |  |  |  |  | 
	
		|  H16.113 |  | Macular keratitis, bilateral |  |  |  |  | 
	
		|  H16.119 |  | Macular keratitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.12 |  | Filamentary keratitis |  |  |  | 
	
		|  H16.121 |  | Filamentary keratitis, right eye |  |  |  |  | 
	
		|  H16.122 |  | Filamentary keratitis, left eye |  |  |  |  | 
	
		|  H16.123 |  | Filamentary keratitis, bilateral |  |  |  |  | 
	
		|  H16.129 |  | Filamentary keratitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.13 |  | Photokeratitis |  
		|  |  | 
| Snow blindness |  | Welders keratitis |  |  |  |  | 
	
		|  H16.131 |  | Photokeratitis, right eye |  |  |  |  | 
	
		|  H16.132 |  | Photokeratitis, left eye |  |  |  |  | 
	
		|  H16.133 |  | Photokeratitis, bilateral |  |  |  |  | 
	
		|  H16.139 |  | Photokeratitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.14 |  | Punctate keratitis |  |  |  | 
	
		|  H16.141 |  | Punctate keratitis, right eye |  |  |  |  | 
	
		|  H16.142 |  | Punctate keratitis, left eye |  |  |  |  | 
	
		|  H16.143 |  | Punctate keratitis, bilateral |  |  |  |  | 
	
		|  H16.149 |  | Punctate keratitis, unspecified eye |  |  |  | 
|  |  | 
	
		|  H16.2 |  | Keratoconjunctivitis |  |  |  | 
	
		|  H16.20 |  | Unspecified keratoconjunctivitis |  
		|  |  | 
| Superficial keratitis with conjunctivitis NOS |  |  |  |  | 
	
		|  H16.201 |  | Unspecified keratoconjunctivitis, right eye |  |  |  |  | 
	
		|  H16.202 |  | Unspecified keratoconjunctivitis, left eye |  |  |  |  | 
	
		|  H16.203 |  | Unspecified keratoconjunctivitis, bilateral |  |  |  |  | 
	
		|  H16.209 |  | Unspecified keratoconjunctivitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.21 |  | Exposure keratoconjunctivitis |  |  |  | 
	
		|  H16.211 |  | Exposure keratoconjunctivitis, right eye |  |  |  |  | 
	
		|  H16.212 |  | Exposure keratoconjunctivitis, left eye |  |  |  |  | 
	
		|  H16.213 |  | Exposure keratoconjunctivitis, bilateral |  |  |  |  | 
	
		|  H16.219 |  | Exposure keratoconjunctivitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.22 |  | Keratoconjunctivitis sicca, not specified as Sjögren's |  
		|  |  | 
	
		| Excludes1 | Sjögren's syndrome (M35.01) 
 |  |  |  |  | 
	
		|  H16.221 |  | Keratoconjunctivitis sicca, not specified as Sjögren's, right eye |  |  |  |  | 
	
		|  H16.222 |  | Keratoconjunctivitis sicca, not specified as Sjögren's, left eye |  |  |  |  | 
	
		|  H16.223 |  | Keratoconjunctivitis sicca, not specified as Sjögren's, bilateral |  |  |  |  | 
	
		|  H16.229 |  | Keratoconjunctivitis sicca, not specified as Sjögren's, unspecified eye |  |  |  |  |  | 
	
		|  H16.23 |  | Neurotrophic keratoconjunctivitis |  |  |  | 
	
		|  H16.231 |  | Neurotrophic keratoconjunctivitis, right eye |  |  |  |  | 
	
		|  H16.232 |  | Neurotrophic keratoconjunctivitis, left eye |  |  |  |  | 
	
		|  H16.233 |  | Neurotrophic keratoconjunctivitis, bilateral |  |  |  |  | 
	
		|  H16.239 |  | Neurotrophic keratoconjunctivitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.24 |  | Ophthalmia nodosa |  |  |  | 
	
		|  H16.241 |  | Ophthalmia nodosa, right eye |  |  |  |  | 
	
		|  H16.242 |  | Ophthalmia nodosa, left eye |  |  |  |  | 
	
		|  H16.243 |  | Ophthalmia nodosa, bilateral |  |  |  |  | 
	
		|  H16.249 |  | Ophthalmia nodosa, unspecified eye |  |  |  |  |  | 
	
		|  H16.25 |  | Phlyctenular keratoconjunctivitis |  |  |  | 
	
		|  H16.251 |  | Phlyctenular keratoconjunctivitis, right eye |  |  |  |  | 
	
		|  H16.252 |  | Phlyctenular keratoconjunctivitis, left eye |  |  |  |  | 
	
		|  H16.253 |  | Phlyctenular keratoconjunctivitis, bilateral |  |  |  |  | 
	
		|  H16.259 |  | Phlyctenular keratoconjunctivitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.26 |  | Vernal keratoconjunctivitis, with limbar and corneal involvement |  
		|  |  | 
	
		| Excludes1 | vernal conjunctivitis without limbar and corneal involvement (H10.44) 
 |  |  |  |  | 
	
		|  H16.261 |  | Vernal keratoconjunctivitis, with limbar and corneal involvement, right eye |  |  |  |  | 
	
		|  H16.262 |  | Vernal keratoconjunctivitis, with limbar and corneal involvement, left eye |  |  |  |  | 
	
		|  H16.263 |  | Vernal keratoconjunctivitis, with limbar and corneal involvement, bilateral |  |  |  |  | 
	
		|  H16.269 |  | Vernal keratoconjunctivitis, with limbar and corneal involvement, unspecified eye |  |  |  |  |  | 
	
		|  H16.29 |  | Other keratoconjunctivitis |  |  |  | 
	
		|  H16.291 |  | Other keratoconjunctivitis, right eye |  |  |  |  | 
	
		|  H16.292 |  | Other keratoconjunctivitis, left eye |  |  |  |  | 
	
		|  H16.293 |  | Other keratoconjunctivitis, bilateral |  |  |  |  | 
	
		|  H16.299 |  | Other keratoconjunctivitis, unspecified eye |  |  |  | 
|  |  | 
	
		|  H16.3 |  | Interstitial and deep keratitis |  |  |  | 
	
		|  H16.30 |  | Unspecified interstitial keratitis |  |  |  | 
	
		|  H16.301 |  | Unspecified interstitial keratitis, right eye |  |  |  |  | 
	
		|  H16.302 |  | Unspecified interstitial keratitis, left eye |  |  |  |  | 
	
		|  H16.303 |  | Unspecified interstitial keratitis, bilateral |  |  |  |  | 
	
		|  H16.309 |  | Unspecified interstitial keratitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.31 |  | Corneal abscess |  |  |  | 
	
		|  H16.311 |  | Corneal abscess, right eye |  |  |  |  | 
	
		|  H16.312 |  | Corneal abscess, left eye |  |  |  |  | 
	
		|  H16.313 |  | Corneal abscess, bilateral |  |  |  |  | 
	
		|  H16.319 |  | Corneal abscess, unspecified eye |  |  |  |  |  | 
	
		|  H16.32 |  | Diffuse interstitial keratitis |  
		|  |  |  |  |  |  | 
	
		|  H16.321 |  | Diffuse interstitial keratitis, right eye |  |  |  |  | 
	
		|  H16.322 |  | Diffuse interstitial keratitis, left eye |  |  |  |  | 
	
		|  H16.323 |  | Diffuse interstitial keratitis, bilateral |  |  |  |  | 
	
		|  H16.329 |  | Diffuse interstitial keratitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.33 |  | Sclerosing keratitis |  |  |  | 
	
		|  H16.331 |  | Sclerosing keratitis, right eye |  |  |  |  | 
	
		|  H16.332 |  | Sclerosing keratitis, left eye |  |  |  |  | 
	
		|  H16.333 |  | Sclerosing keratitis, bilateral |  |  |  |  | 
	
		|  H16.339 |  | Sclerosing keratitis, unspecified eye |  |  |  |  |  | 
	
		|  H16.39 |  | Other interstitial and deep keratitis |  |  |  | 
	
		|  H16.391 |  | Other interstitial and deep keratitis, right eye |  |  |  |  | 
	
		|  H16.392 |  | Other interstitial and deep keratitis, left eye |  |  |  |  | 
	
		|  H16.393 |  | Other interstitial and deep keratitis, bilateral |  |  |  |  | 
	
		|  H16.399 |  | Other interstitial and deep keratitis, unspecified eye |  |  |  | 
|  |  | 
	
		|  H16.4 |  | Corneal neovascularization |  |  |  | 
	
		|  H16.40 |  | Unspecified corneal neovascularization |  |  |  | 
	
		|  H16.401 |  | Unspecified corneal neovascularization, right eye |  |  |  |  | 
	
		|  H16.402 |  | Unspecified corneal neovascularization, left eye |  |  |  |  | 
	
		|  H16.403 |  | Unspecified corneal neovascularization, bilateral |  |  |  |  | 
	
		|  H16.409 |  | Unspecified corneal neovascularization, unspecified eye |  |  |  |  |  | 
	
		|  H16.41 |  | Ghost vessels (corneal) |  |  |  | 
	
		|  H16.411 |  | Ghost vessels (corneal), right eye |  |  |  |  | 
	
		|  H16.412 |  | Ghost vessels (corneal), left eye |  |  |  |  | 
	
		|  H16.413 |  | Ghost vessels (corneal), bilateral |  |  |  |  | 
	
		|  H16.419 |  | Ghost vessels (corneal), unspecified eye |  |  |  |  |  | 
	
		|  H16.42 |  | Pannus (corneal) |  |  |  | 
	
		|  H16.421 |  | Pannus (corneal), right eye |  |  |  |  | 
	
		|  H16.422 |  | Pannus (corneal), left eye |  |  |  |  | 
	
		|  H16.423 |  | Pannus (corneal), bilateral |  |  |  |  | 
	
		|  H16.429 |  | Pannus (corneal), unspecified eye |  |  |  |  |  | 
	
		|  H16.43 |  | Localized vascularization of cornea |  |  |  | 
	
		|  H16.431 |  | Localized vascularization of cornea, right eye |  |  |  |  | 
	
		|  H16.432 |  | Localized vascularization of cornea, left eye |  |  |  |  | 
	
		|  H16.433 |  | Localized vascularization of cornea, bilateral |  |  |  |  | 
	
		|  H16.439 |  | Localized vascularization of cornea, unspecified eye |  |  |  |  |  | 
	
		|  H16.44 |  | Deep vascularization of cornea |  |  |  | 
	
		|  H16.441 |  | Deep vascularization of cornea, right eye |  |  |  |  | 
	
		|  H16.442 |  | Deep vascularization of cornea, left eye |  |  |  |  | 
	
		|  H16.443 |  | Deep vascularization of cornea, bilateral |  |  |  |  | 
	
		|  H16.449 |  | Deep vascularization of cornea, unspecified eye |  |  |  | 
|  |  | 
	
		|  H16.8 |  | Other keratitis |  
		|  |  |  |  | 
|  |  | 
	
		|  H16.9 |  | Unspecified keratitis |  |