Disorders of ocular muscles, binocular movement, accommodation and refraction (H49-H52)
H49Paralytic strabismus
Excludes 2: internal ophthalmoplegia (H52.51-)
› internuclear ophthalmoplegia (H51.2-)
› progressive supranuclear ophthalmoplegia (G23.1)
H49.0Third [oculomotor] nerve palsy
H49.00Third [oculomotor] nerve palsy, unspecified eye
H49.01Third [oculomotor] nerve palsy, right eye
H49.02Third [oculomotor] nerve palsy, left eye
H49.03Third [oculomotor] nerve palsy, bilateral
H49.1Fourth [trochlear] nerve palsy
H49.10Fourth [trochlear] nerve palsy, unspecified eye
H49.11Fourth [trochlear] nerve palsy, right eye
H49.12Fourth [trochlear] nerve palsy, left eye
H49.13Fourth [trochlear] nerve palsy, bilateral
H49.2Sixth [abducent] nerve palsy
H49.20Sixth [abducent] nerve palsy, unspecified eye
H49.21Sixth [abducent] nerve palsy, right eye
H49.22Sixth [abducent] nerve palsy, left eye
H49.23Sixth [abducent] nerve palsy, bilateral
H49.3Total (external) ophthalmoplegia
H49.30Total (external) ophthalmoplegia, unspecified eye
H49.31Total (external) ophthalmoplegia, right eye
H49.32Total (external) ophthalmoplegia, left eye
H49.33Total (external) ophthalmoplegia, bilateral
H49.4Progressive external ophthalmoplegia
Excludes 1: Kearns-Sayre syndrome (H49.81-)
H49.40Progressive external ophthalmoplegia, unspecified eye
H49.41Progressive external ophthalmoplegia, right eye
H49.42Progressive external ophthalmoplegia, left eye
H49.43Progressive external ophthalmoplegia, bilateral
H49.8Other paralytic strabismus
H49.81Kearns-Sayre syndrome
› Progressive external ophthalmoplegia with pigmentary retinopathy
Code Also: , if applicable, other manifestations, such as:
› heart block (I45.9)
H49.811Kearns-Sayre syndrome, right eye
H49.812Kearns-Sayre syndrome, left eye
H49.813Kearns-Sayre syndrome, bilateral
H49.819Kearns-Sayre syndrome, unspecified eye
H49.88Other paralytic strabismus
› External ophthalmoplegia NOS
H49.881Other paralytic strabismus, right eye
H49.882Other paralytic strabismus, left eye
H49.883Other paralytic strabismus, bilateral
H49.889Other paralytic strabismus, unspecified eye
H49.9Unspecified paralytic strabismus
H50Other strabismus
H50.0Esotropia
› Convergent concomitant strabismus
Excludes 1: intermittent esotropia (H50.31-, H50.32)
H50.00Unspecified esotropia
H50.01Monocular esotropia
H50.011Monocular esotropia, right eye
H50.012Monocular esotropia, left eye
H50.02Monocular esotropia with A pattern
H50.021Monocular esotropia with A pattern, right eye
H50.022Monocular esotropia with A pattern, left eye
H50.03Monocular esotropia with V pattern
H50.031Monocular esotropia with V pattern, right eye
H50.032Monocular esotropia with V pattern, left eye
H50.04Monocular esotropia with other noncomitancies
H50.041Monocular esotropia with other noncomitancies, right eye
H50.042Monocular esotropia with other noncomitancies, left eye
H50.05Alternating esotropia
H50.06Alternating esotropia with A pattern
H50.07Alternating esotropia with V pattern
H50.08Alternating esotropia with other noncomitancies
H50.1Exotropia
› Divergent concomitant strabismus
Excludes 1: intermittent exotropia (H50.33-, H50.34)
H50.10Unspecified exotropia
H50.11Monocular exotropia
H50.111Monocular exotropia, right eye
H50.112Monocular exotropia, left eye
H50.12Monocular exotropia with A pattern
H50.121Monocular exotropia with A pattern, right eye
H50.122Monocular exotropia with A pattern, left eye
H50.13Monocular exotropia with V pattern
H50.131Monocular exotropia with V pattern, right eye
H50.132Monocular exotropia with V pattern, left eye
H50.14Monocular exotropia with other noncomitancies
H50.141Monocular exotropia with other noncomitancies, right eye
H50.142Monocular exotropia with other noncomitancies, left eye
H50.15Alternating exotropia
H50.16Alternating exotropia with A pattern
H50.17Alternating exotropia with V pattern
H50.18Alternating exotropia with other noncomitancies
H50.2Vertical strabismus
› Hypertropia
H50.21Vertical strabismus, right eye
H50.22Vertical strabismus, left eye
H50.3Intermittent heterotropia
H50.30Unspecified intermittent heterotropia
H50.31Intermittent monocular esotropia
H50.311Intermittent monocular esotropia, right eye
H50.312Intermittent monocular esotropia, left eye
H50.32Intermittent alternating esotropia
H50.33Intermittent monocular exotropia
H50.331Intermittent monocular exotropia, right eye
H50.332Intermittent monocular exotropia, left eye
H50.34Intermittent alternating exotropia
H50.4Other and unspecified heterotropia
H50.40Unspecified heterotropia
H50.41Cyclotropia
H50.411Cyclotropia, right eye
H50.412Cyclotropia, left eye
H50.42Monofixation syndrome
H50.43Accommodative component in esotropia
H50.5Heterophoria
H50.50Unspecified heterophoria
H50.51Esophoria
H50.52Exophoria
H50.53Vertical heterophoria
H50.54Cyclophoria
H50.55Alternating heterophoria
H50.6Mechanical strabismus
H50.60Mechanical strabismus, unspecified
H50.61Brown's sheath syndrome
H50.611Brown's sheath syndrome, right eye
H50.612Brown's sheath syndrome, left eye
H50.62Inferior oblique muscle entrapment
H50.621Inferior oblique muscle entrapment, right eye
H50.622Inferior oblique muscle entrapment, left eye
H50.629Inferior oblique muscle entrapment, unspecified eye
H50.63Inferior rectus muscle entrapment
H50.631Inferior rectus muscle entrapment, right eye
H50.632Inferior rectus muscle entrapment, left eye
H50.639Inferior rectus muscle entrapment, unspecified eye
H50.64Lateral rectus muscle entrapment
H50.641Lateral rectus muscle entrapment, right eye
H50.642Lateral rectus muscle entrapment, left eye
H50.649Lateral rectus muscle entrapment, unspecified eye
H50.65Medial rectus muscle entrapment
H50.651Medial rectus muscle entrapment, right eye
H50.652Medial rectus muscle entrapment, left eye
H50.659Medial rectus muscle entrapment, unspecified eye
H50.66Superior oblique muscle entrapment
H50.661Superior oblique muscle entrapment, right eye
H50.662Superior oblique muscle entrapment, left eye
H50.669Superior oblique muscle entrapment, unspecified eye
H50.67Superior rectus muscle entrapment
H50.671Superior rectus muscle entrapment, right eye
H50.672Superior rectus muscle entrapment, left eye
H50.679Superior rectus muscle entrapment, unspecified eye
H50.68Extraocular muscle entrapment, unspecified
H50.681Extraocular muscle entrapment, unspecified, right eye
H50.682Extraocular muscle entrapment, unspecified, left eye
H50.689Extraocular muscle entrapment, unspecified, unspecified eye
H50.69Other mechanical strabismus
› Strabismus due to adhesions
› Traumatic limitation of duction of eye muscle
H50.8Other specified strabismus
H50.81Duane's syndrome
H50.811Duane's syndrome, right eye
H50.812Duane's syndrome, left eye
H50.89Other specified strabismus
H50.9Unspecified strabismus
H51Other disorders of binocular movement
H51.0Palsy (spasm) of conjugate gaze
H51.1Convergence insufficiency and excess
H51.11Convergence insufficiency
H51.12Convergence excess
H51.2Internuclear ophthalmoplegia
H51.20Internuclear ophthalmoplegia, unspecified eye
H51.21Internuclear ophthalmoplegia, right eye
H51.22Internuclear ophthalmoplegia, left eye
H51.23Internuclear ophthalmoplegia, bilateral
H51.8Other specified disorders of binocular movement
H51.9Unspecified disorder of binocular movement
H52Disorders of refraction and accommodation
H52.0Hypermetropia
H52.00Hypermetropia, unspecified eye
H52.01Hypermetropia, right eye
H52.02Hypermetropia, left eye
H52.03Hypermetropia, bilateral
H52.1Myopia
Excludes 1: degenerative myopia (H44.2-)
H52.10Myopia, unspecified eye
H52.11Myopia, right eye
H52.12Myopia, left eye
H52.13Myopia, bilateral
H52.2Astigmatism
H52.20Unspecified astigmatism
H52.201Unspecified astigmatism, right eye
H52.202Unspecified astigmatism, left eye
H52.203Unspecified astigmatism, bilateral
H52.209Unspecified astigmatism, unspecified eye
H52.21Irregular astigmatism
H52.211Irregular astigmatism, right eye
H52.212Irregular astigmatism, left eye
H52.213Irregular astigmatism, bilateral
H52.219Irregular astigmatism, unspecified eye
H52.22Regular astigmatism
H52.221Regular astigmatism, right eye
H52.222Regular astigmatism, left eye
H52.223Regular astigmatism, bilateral
H52.229Regular astigmatism, unspecified eye
H52.3Anisometropia and aniseikonia
H52.31Anisometropia
H52.32Aniseikonia
H52.4Presbyopia
H52.5Disorders of accommodation
H52.51Internal ophthalmoplegia (complete) (total)
H52.511Internal ophthalmoplegia (complete) (total), right eye
H52.512Internal ophthalmoplegia (complete) (total), left eye
H52.513Internal ophthalmoplegia (complete) (total), bilateral
H52.519Internal ophthalmoplegia (complete) (total), unspecified eye
H52.52Paresis of accommodation
H52.521Paresis of accommodation, right eye
H52.522Paresis of accommodation, left eye
H52.523Paresis of accommodation, bilateral
H52.529Paresis of accommodation, unspecified eye
H52.53Spasm of accommodation
H52.531Spasm of accommodation, right eye
H52.532Spasm of accommodation, left eye
H52.533Spasm of accommodation, bilateral
H52.539Spasm of accommodation, unspecified eye
H52.6Other disorders of refraction
H52.7Unspecified disorder of refraction