H49-H52 Disorders of ocular muscles, binocular movement, accommodation and refraction

 
Chapter VII

Diseases of the eye and adnexa
(H00-H59)

Disorders of ocular muscles, binocular movement, accommodation and refraction
(H49-H52)

Excludes: nystagmus and other irregular eye movements (H55)

H49		Paralytic strabismus Latin: Strabismus paralyticus
		Excludes:	ophthalmoplegia: · internal (H52.5) · internuclear (H51.2) · progressive supranuclear (G23.1)
H49.0		Third [oculomotor] nerve palsy Latin: Paralysis nervi oculomotorii
H49.1		Fourth [trochlear] nerve palsy Latin: Paralysis nervi trochlearis
H49.2		Sixth [abducent] nerve palsy Latin: Paralysis nervi abducentis
H49.3		Total (external) ophthalmoplegia Latin: Ophthalmoplegia totalis (externa)
H49.4		Progressive external ophthalmoplegia Latin: Ophthalmoplegla externa progressiva
H49.8		Other paralytic strabismus Latin: Strabismus paralyticus alius
		External ophthalmoplegia NOS Kearns-Sayre syndrome
H49.9		Paralytic strabismus, unspecified Latin: Strabismus paralyticus, non specificatus

H50		Other strabismus Latin: Strabismus alius
H50.0		Convergent concomitant strabismus Latin: Strabismus concomitans convergens
		Esotropia (alternating)(monocular), except intermittent
H50.1		Divergent concomitant strabismus Latin: Strabismus concomitans divergens
		Exotropia (alternating)(monocular), except intermittent
H50.2		Vertical strabismus Latin: Strabismus verticalis
		Hypertropia Hypotropia
H50.3		Intermittent heterotropia Latin: Heterotropia temporalis
		Intermittent:
		· esotropia · exotropia				} }	(alternating)(monocular)
H50.4		Other and unspecified heterotropia Latin: Heterotropia alia, non specificata
		Concomitant strabismus NOS Cyclotropia Microtropia Monofixation syndrome
H50.5		Heterophoria Latin: Heterophoria
		Alternating hyperphoria Esophoria Exophoria
H50.6		Mechanical strabismus Latin: Strabismus mechanicus
		Brown's sheath syndrome Strabismus due to adhesions Traumatic limitation of duction of eye muscle
H50.8		Other specified strabismus Latin: Strabismus specificatus, alius
		Duane's syndrome
H50.9		Strabismus, unspecified Latin: Strabismus, non specificatus

H51		Other disorders of binocular movement Latin: Anomaliae motuum binocularium aliae
H51.0		Palsy of conjugate gaze Latin: Paralysis aspectus conjuncti
H51.1		Convergence insufficiency and excess Latin: Insufficientia sive excessus convergentiae
H51.2		Internuclear ophthalmoplegia Latin: Ophthalmoplegla internuclearis
H51.8		Other specified disorders of binocular movement Latin: Anomaliae motuum binocularium aliae, specificatae
H51.9		Disorder of binocular movement, unspecified Latin: Anomalia motuum binocularium, non specificata

H52		Disorders of refraction and accommodation Latin: Anomaliae refractionis et anomaliae accommodationis
H52.0		Hypermetropia Latin: Hypermetropia
H52.1		Myopia Latin: Myopia
		Excludes:	degenerative myopia (H44.2)
H52.2		Astigmatism Latin: Astigmatismus
H52.3		Anisometropia and aniseikonia Latin: Anisometropia et aniseikonia
H52.4		Presbyopia Latin: Presbyopia
H52.5		Disorders of accommodation Latin: Anomaliae accomodationis
		Internal ophthalmoplegia (complete)(total)
		Paresis Spasm				} }	of accommodation
H52.6		Other disorders of refraction Latin: Anomaliae refractionis aliae
H52.7		Disorder of refraction, unspecified Latin: Anomalia refractionis, non specificata

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