The following is a partial list of the "C" codes for

Medical Subject Headings Medical Subject Headings (MeSH) is a comprehensive controlled vocabulary for the purpose of indexing Academic journal, journal articles and books in the Life science, life sciences. It serves as a thesaurus of index terms that facilitates searc ...

(MeSH), as defined by the

United States National Library of Medicine The United States National Library of Medicine (NLM), operated by the United States federal government, is the world's largest medical library. Located in Bethesda, Maryland, the NLM is an institute within the National Institutes of Health. I ...

(NLM). This list continues the information at List of MeSH codes (C10). Codes following these are found at List of MeSH codes (C12). For other MeSH codes, see List of MeSH codes. The source for this content is the set o
2006 MeSH Trees
from the NLM.

–
eye diseases This is a partial list of human eye diseases and disorders. The World Health Organization (WHO) publishes a classification of known diseases and injuries, the International Statistical Classification of Diseases and Related Health Problems, or ...

– asthenopia

– conjunctival diseases

* – conjunctival neoplasms * –

conjunctivitis Conjunctivitis, also known as pink eye or Madras eye, is inflammation of the conjunctiva, the thin, clear layer that covers the white surface of the eye and the inner eyelid. It makes the eye appear pink or reddish. Pain, burning, scratchiness ...

* – conjunctivitis, allergic * – conjunctivitis, bacterial * – conjunctivitis, inclusion * – ophthalmia neonatorum * –

trachoma Trachoma is an infectious disease caused by bacterium '' Chlamydia trachomatis''. The infection causes a roughening of the inner surface of the eyelids. This roughening can lead to pain in the eyes, breakdown of the outer surface or cornea ...

* – conjunctivitis, viral * – conjunctivitis, acute hemorrhagic * – keratoconjunctivitis * – keratoconjunctivitis, infectious * – keratoconjunctivitis sicca * – Reactive arthritis * – pterygium * –

xerophthalmia Xerophthalmia (from Ancient Greek () meaning "dry" and () meaning "eye") is a medical condition in which the eye fails to produce tears. It may be caused by vitamin A deficiency, which is sometimes used to describe that condition, although t ...

– corneal diseases

* – corneal dystrophies, hereditary * – Fuchs' endothelial dystrophy * – corneal edema * – corneal neovascularization * – corneal opacity * –

arcus senilis Arcus senilis (AS), also known as gerontoxon, arcus lipoides, arcus corneae, corneal arcus, arcus adiposus, or arcus cornealis, are rings in the peripheral cornea. It is usually caused by cholesterol deposits, so it may be a sign of high cholester ...

* – keratitis * – acanthamoeba keratitis * – corneal ulcer * – keratitis, herpetic * – keratitis, dendritic * – keratoconjunctivitis * – keratoconjunctivitis, infectious * – keratoconjunctivitis sicca * – keratoconus * –

– eye abnormalities

* –

aniridia Aniridia is a condition characterized by the absence or near absence of the iris, the colored, muscular ring in the eye that controls the size of the pupil and regulates the amount of light entering the eye. This absence results in a primarily b ...

* – WAGR syndrome * – anophthalmos * –

blepharophimosis Blepharophimosis is a congenital anomaly in which the eyelids are underdeveloped such that they cannot open as far as usual and permanently cover part of the eyes. Both the vertical and horizontal palpebral fissures (eyelid openings) are shortene ...

* – coloboma * – ectopia lentis * – hydrophthalmos * – microphthalmos * – retinal dysplasia

– eye diseases, hereditary

* –

albinism Albinism is the congenital absence of melanin in an animal or plant resulting in white hair, feathers, scales and skin and reddish pink or blue eyes. Individuals with the condition are referred to as albinos. Varied use and interpretation of ...

* – albinism, ocular * – albinism, oculocutaneous * – Hermansky–Pudlak syndrome * –

* – WAGR syndrome * – choroideremia * – corneal dystrophies, hereditary * – Fuchs' endothelial dystrophy * – duane retraction syndrome * – gyrate atrophy * – optic atrophies, hereditary * – optic atrophy, hereditary, leber * – optic atrophy, autosomal dominant * – Wolfram syndrome * – retinal dysplasia * – retinitis pigmentosa * – Usher syndromes * – Graves' ophthalmopathy

– eye hemorrhage

* – choroid hemorrhage * – hyphema * – retinal hemorrhage * – vitreous hemorrhage

– eye infections

* – corneal ulcer * – eye infections, bacterial * – conjunctivitis, bacterial * – conjunctivitis, inclusion * – ophthalmia neonatorum * –

* – hordeolum * – keratoconjunctivitis, infectious * – tuberculosis, ocular * – uveitis, suppurative * – endophthalmitis * – panophthalmitis * – eye infections, fungal * – uveitis, suppurative * – endophthalmitis * – panophthalmitis * – eye infections, parasitic * – acanthamoeba keratitis * – onchocerciasis, ocular * – toxoplasmosis, ocular * – eye infections, viral * – conjunctivitis, viral * – conjunctivitis, acute hemorrhagic * – cytomegalovirus retinitis * – herpes zoster ophthalmicus * – keratitis, herpetic * – keratitis, dendritic

– eye manifestations

– eye neoplasms

* – conjunctival neoplasms * – eyelid neoplasms * – orbital neoplasms * – retinal neoplasms * –

retinoblastoma Retinoblastoma (Rb) is a rare form of cancer that rapidly develops from the immature cells of a retina, the light-detecting tissue of the eye. It is the most common primary malignant intraocular cancer in children, and 80% of retinoblastoma cas ...

* – uveal neoplasms * – choroid neoplasms * – iris neoplasms

– eyelid diseases

* – blepharitis * –

* – blepharoptosis * –

blepharospasm Blepharospasm is a neurological disorder characterized by intermittent, involuntary spasms and contractions of the orbicularis oculi muscle, orbicularis oculi (eyelid) muscles around both eyes. These result in abnormal twitching or blinking, an ...

* – chalazion * – ectropion * – entropion * – eyelid neoplasms * – hordeolum

– Lacrimal apparatus diseases

* – dacryocystitis * – dry eye syndromes * – keratoconjunctivitis sicca * – Sjögren syndrome * –

* – lacrimal duct obstruction

– lens diseases

* –

aphakia Aphakia is the absence of the lens of the eye, due to surgical removal, such as in cataract surgery, a perforating wound or ulcer, or congenital anomaly. It causes a loss of ability to maintain focus ( accommodation), high degree of farsightedn ...

* – aphakia, postcataract * –

cataract A cataract is a cloudy area in the lens (anatomy), lens of the eye that leads to a visual impairment, decrease in vision of the eye. Cataracts often develop slowly and can affect one or both eyes. Symptoms may include faded colours, blurry or ...

* – lens subluxation * – ectopia lentis

– ocular hypertension

* –

glaucoma Glaucoma is a group of eye diseases that can lead to damage of the optic nerve. The optic nerve transmits visual information from the eye to the brain. Glaucoma may cause vision loss if left untreated. It has been called the "silent thief of ...

* – glaucoma, angle-closure * – glaucoma, neovascular * – glaucoma, open-angle * – hydrophthalmos

– ocular hypotension

– ocular motility disorders

* – Duane retraction syndrome * – Miller Fisher syndrome * – nystagmus, pathologic * – nystagmus, congenital * – oculomotor nerve diseases * –

Adie syndrome Adie syndrome, also known as Holmes–Adie syndrome, is a neurological disorder characterized by a tonically dilated pupil that reacts slowly to light but shows a more definite response to accommodation (i.e., light-near dissociation). It is ...

* – ophthalmoplegia * – ophthalmoplegia, chronic progressive external * – supranuclear palsy, progressive * – ophthalmoplegia, chronic progressive external * – Kearns–Sayre syndrome * –

strabismus Strabismus is an eye disorder in which the eyes do not properly align with each other when looking at an object. The eye that is pointed at an object can alternate. The condition may be present occasionally or constantly. If present during a ...

* –

esotropia Esotropia () is a form of strabismus in which one or both eyes turn inward. The condition can be constantly present, or occur intermittently, and can give the affected individual a "cross-eyed" appearance. It is the opposite of exotropia and us ...

* – exotropia * – Tolosa–Hunt syndrome

– optic nerve diseases

* – optic atrophy * – optic atrophies, hereditary * – optic atrophy, hereditary, leber * – optic atrophy, autosomal dominant * – wolfram syndrome * – optic disk drusen * – optic nerve injuries * – optic nerve neoplasms * – optic nerve glioma * –

optic neuritis Optic neuritis (ON) is a debilitating condition that is defined as inflammation of cranial nerve II which results in disruption of the neurologic pathways that allow visual sensory information received by the retina to be able to be transmitted to ...

* – neuromyelitis optica * – optic neuropathy, ischemic * – papilledema

– orbital diseases

* – enophthalmos * – exophthalmos * –

Graves' disease Graves' disease, also known as toxic diffuse goiter or Basedow's disease, is an autoimmune disease that affects the thyroid. It frequently results in and is the most common cause of hyperthyroidism. It also often results in an enlarged thyro ...

* – Graves ophthalmopathy * – granuloma, plasma cell, orbital * – orbital neoplasms * – retrobulbar hemorrhage

– pupil disorders

* –

anisocoria Anisocoria is a condition characterized by an unequal size of the eyes' pupils. Affecting up to 20% of the population, anisocoria is often entirely harmless, but can be a sign of more serious medical problems. Causes Anisocoria is a common cond ...

* –

miosis Miosis, or myosis (), is excessive constriction of the pupil.Farlex medical dictionary
citing: ...

* – horner syndrome * –

mydriasis Mydriasis is the Pupillary dilation, dilation of the pupil, usually having a non-physiological cause, or sometimes a physiological pupillary response. Non-physiological causes of mydriasis include disease, Physical trauma, trauma, or the use of c ...

* – tonic pupil * – aide syndrome

–
refractive errors Refractive error is a problem with focus (optics), focusing light accurately on the retina due to the shape of the eye and/or cornea. The most common types of refractive error are myopia, near-sightedness, hyperopia, far-sightedness, astigmatis ...

* – aniseikonia * – anisometropia * – astigmatism * –

hyperopia Far-sightedness, also known as long-sightedness, hypermetropia, and hyperopia, is a condition of the eye where distant objects are seen clearly but near objects appear blurred. This blur is due to incoming light being focused behind, instead o ...

* – myopia * – myopia, degenerative * –

presbyopia Presbyopia is a physiological insufficiency of optical Accommodation (vertebrate eye), accommodation associated with the aging of the human eye, eye; it results in progressively worsening ability to focus clearly on close objects. Also known as ...

– retinal diseases

* – angioid streaks * –

diabetic retinopathy Diabetic retinopathy (also known as diabetic eye disease) is a medical condition in which damage occurs to the retina due to diabetes. It is a leading cause of blindness in developed countries and one of the lead causes of sight loss in the wor ...

* – epiretinal membrane * – retinal artery occlusion * – retinal degeneration * –

macular degeneration Macular degeneration, also known as age-related macular degeneration (AMD or ARMD), is a medical condition which may result in blurred vision, blurred or vision loss, no vision in the center of the visual field. Early on there are often no sym ...

* – macular edema, cystoid * – retinal drusen * – retinitis pigmentosa * – kearns-sayer syndrome * – usher syndromes * – retinoschisis * –

retinal detachment Retinal detachment is a condition where the retina pulls away from the tissue underneath it. It may start in a small area, but without quick treatment, it can spread across the entire retina, leading to serious vision loss and possibly blindness. ...

* – retinal dysplasia * – retinal hemorrhage * – retinal neoplasms * –

* – retinal neovascularization * – retinal perforations * – retinal vasculitis * – retinal vein occlusion * – retinitis * – chorioretinitis * – cytomegalovirus retinitis * – retinal necrosis syndrome, acute * – retinopathy of prematurity * – vitreoretinopathy, proliferative

– scleral diseases

* – scleritis

– uveal diseases

* – choroid diseases * – choroid hemorrhage * – choroid neoplasms * – choroidal neovascularization * – choroideremia * –

choroiditis Chorioretinitis is an inflammation of the choroid (thin pigmented vascular coat of the eye) and retina of the eye. It is a form of posterior uveitis. Inflammation of these layers can lead to vision-threatening complications. If only the choroid is ...

* – chorioretinitis * – pars planitis * – gyrate atrophy * – iris diseases * –

* – WAGR syndrome * – exfoliation syndrome * –

iridocyclitis Uveitis () is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. The uvea consists of the middle layer of pigmented vascular structures of the eye and i ...

* – iris neoplasms * –

iritis Uveitis () is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. The uvea consists of the middle layer of pigmented vascular structures of the eye and i ...

* – uveal neoplasms * – choroid neoplasms * – iris neoplasms * –

uveitis Uveitis () is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. The uvea consists of the middle layer of pigmented vascular structures of the eye and ...

* – panuveitis * – ophthalmia, sympathetic * – uveitis, anterior * – behcet syndrome * –

* –

* – uveitis, posterior * –

* – chorioretinitis * – pars planitis * – uveitis, intermediate * – pars planitis * – uveitis, suppurative * – endophthalmitis * – panophthalmitis * – uveomeningoencephalitic syndrome

– vision disorders

* – amblyopia * –

blindness Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficul ...

* – amaurosis fugax * – blindness, cortical * – hemianopsia * – color vision defects * – diplopia * – night blindness * –

photophobia Photophobia is a medical symptom of abnormal intolerance to visual perception of light. As a medical symptom, photophobia is not a morbid fear or phobia, but an experience of discomfort or pain to the eyes due to light exposure or by presence o ...

* – scotoma * – vision, low

– vitreoretinopathy, proliferative

– vitreous detachment

---- The list continues at List of MeSH codes (C12). {{MeSH codes C11

– eye diseases This is a partial list of human eye diseases and disorders. The World Health Organization (WHO) publishes a classification of known diseases and injuries, the International Statistical Classification of Diseases and Related Health Problems, or ...