22, P ¼Search Results. Geographic atrophy (GA) can develop from both the wet and the dry forms of age-related macular degeneration (AMD). G14 Postpolio syndrome. Why I Asked My Doctor About Geographic Atrophy Treatment. ICD-10-CM* is the coding format that specifies diseases like GA 1. Geographic atrophy (GA) is an advanced stage of age-related macular degeneration (AMD) that has no course of intervention to manage progression. H31. This is the American ICD-10-CM version of H44. An extensive area of geographic, submacular pigment atrophy involves the entire posterior retina between the temporal retinal vascular arcades. 3194:ICD-10: H35. 093 - other international versions of ICD-10 H31. Other disorders of globe. The 2024 edition of ICD-10-CM H44. Methods: Confocal scanning laser ophthalmoscopy images of 413 eyes of 413 patients with GA secondary to AMD (median age, 77. 522 for Atrophy of globe, left eye is a medical classification as listed by WHO under the range - Diseases of the eye and adnexa . G11 Hereditary ataxia. 09 - other international versions of ICD-10 G31. Currently there is no approved or effective treatment. 291 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Moreover, 82 of 91 eyes (90. 319 [convert to ICD-9-CM] Atrophy of unspecified orbit. 49 is grouped within Diagnostic Related Group(s) (MS-DRG v 41. Cystoid macular degeneration, right eye. 41 may differ. H44. This is the American ICD-10-CM version of H47. high blood pressure (hypertension) obesity. Other disorders of globe. Geographic atrophy is a chronic progressive condition that tends to occur in the late stage of age-related macular degeneration (AMD). H47. 293 may differ. Myopic CNV is the most common cause of vision loss in high myopia and has been reported in 5% to 10% of cases of. S. eating a diet low in fruits and vegetables. , dry) or exudative (i. Versions 10, 11 Beta Draft, 10 Clinical Modification, and Proposed 11 ICD-1017 and ICD-10-CM (2016)18 ICD-11 Beta Draft21 ICD-10-CM (2017)19,20 and Proposed ICD-11 Current international version of ICD by the WHO Former (FY2016) US version of the ICD-10-CM by the CDC Draft international version of ICD-11 by the WHO; revisions still in progress smoking. Age-related macular degeneration is marked by overlapping, but distinct, risk and protective factors for progression to geographic atrophy and geographic atrophy expansion. Geographic atrophy is a chronic, progressive condition with no effective treatment, resulting in a poor prognosis and significant unmet needs. This decreased significantly, with 24 of the eyes. To evaluate disease progression and associated vision changes in patients with geographic atrophy (GA) secondary to age-related macular degeneration (AMD) in 1 eye and GA or neovascular AMD. There are no disease-modifying treatments available for geographic atrophy (GA), the advanced form of dry age-related macular degeneration. 79 may differ. As it is gradual, those with late stage AMD will have had the. The conversion to wet AMD can occur at any stage of dry AMD, but is more likely in. ↓ See below for any exclusions, inclusions or special notations. Atrophic vaginitis; Atrophy of vagina; Senile (atrophic) vaginitis. The Progression of Geographic Atrophy Secondary to Age-Related Macular Degeneration Monika Fleckenstein, MD,1 Paul Mitchell, MD, PhD,2 K. 2B1 may differ. 41 became effective on October 1, 2023. 76 per 1000 persons; 95% CI, 0. Based on published studies, approximately one. Izervay slowed progression of geographic atrophy effectively and quickly in clinical trials. 2B1 contain annotation back-references that may be applicable to H44. The equivalent ICD-10 diagnoses associated with these GA and pre-GA lesions are: “nonexudative AMD, intermediate dry stage” for high-risk drusen, iRORA, and. Applicable To. 292 may differ. Introduction Geographic atrophy (GA) is considered the late stage of the dry form of age-related macular degeneration (AMD)(1). The 2024 edition of ICD-10-CM H47. The 2024 edition of ICD-10-CM H35. Introduction. Geographic atrophy currently has no treatment; however, there are > 10 clinical trials (clinicaltrials. ” Geographic atrophy (GA) is the advanced atrophic form of age-related macular degeneration (AMD). Short description: Muscle wasting and atrophy, NEC, left forearm The 2024 edition of ICD-10-CM M62. 30 is applicable to adult patients aged 15 through 124 years. 89 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 50 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 291 may differ. 31 and H35. Subscribe to Codify by AAPC and get the code details in a flash. 30 is a billable diagnosis code used to specify a medical diagnosis of unspecified macular degeneration. ICD-10. 299 [convert to ICD-9-CM] Other optic atrophy, unspecified eye. Geographic atrophy (GA) is an advanced form of age-related macular degeneration (AMD), characterized by atrophic lesions that first start in the outer retina and progressively expand to cover the macula and the fovea, the center of the macula, leading to irreversible loss of vision over time. 1,2. 0) atrophy of edentulous alveolar ridge (K08. Applicable To. Example of retinal pigment epithelial loss associated with retinal features in antiangiogenic therapy of neovascular age-related macular degeneration. 8 - other international versions of ICD-10 K14. 522 is a billable ICD code used to specify a diagnosis of atrophy of globe, left eye. acute gingivitis (K05. 4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 20 [convert to ICD-9-CM] Benign neoplasm of unspecified retina. Similarly, claims data is dependent on ICD coding, which can be highly variable and inconsistent. Age-related macular degeneration (ARMD) is an acquired degeneration of the retina that causes significant central visual impairment through a combination of non-neovascular ( drusen and retinal pigment epithelium abnormalities), and neovascular derangement (choroidal neovascular membrane formation). Human genetic data support the complement system as a key component of pathogenesis in AMD, which has been further supported by pre-clinical and recent clinical studies. Age-related macular degeneration is a potentially progressive maculopathy. 019 may differ. e. RPE cells are “one of the most metabolically active tissues in the human body,” he says, and are responsible for cleaning out the many waste products that develop in the retina. This is the American ICD-10-CM version of K14. 1 - other international versions of ICD-10 H02. 31 and H35. The start date was selected based on the availability of the ICD-10 code for GA, confirming disease severity and eye laterality. Added ICD-10-CM H35. “ The Long-Term Natural History of Geographic Atrophy from Age-Related Macular Degeneration: Enlargement of Atrophy and Impli- cations for Interventional Clinical Trials. 212 may differ. It is found in the 2024 version of the ICD-10 Clinical Modification (CM) and can be used in all HIPAA-covered transactions from Oct 01, 2023 - Sep 30, 2024 . Objectives: The objective of our study was to review the current knowledge on Age- Related Macular Degeneration, including pathogenesis, ocular manifestations, diagnosis and ancillary testing. K14. Category Disorders Of The Globe. However, in addition to providing granular severity and laterality information for geographic atrophy, ICD-10 codes were used in this study based on existing literature and recommendations to identify patients with geographic atrophy. All AMD starts as the dry form, which may progress from early to intermediate and advanced stages, the last of which is called geographic atrophy. This is the American ICD-10-CM version of D75. Atrophy of left orbit. (ICD-10-CM): H35. 79 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. It leads to significant bilateral central loss of vision. In Cohort 2 (GA:nAMD), 8% of study eyes had 20/20 vision or better, whereas 37% had vision ranging from 20/20 to 20/40. 292 became effective on October 1, 2023. This study explores whether any surrogate biomarkers are specifically associated with GA. NUMERATOR NOTE: Denominator Exception(s) are determined on or any date during the performance period prior to the date of the denominator eligible encounter. . GA is distinct from wet or neovascular AMD (nAMD),. Bilateral GA leads to severe visual impairment thus posing a significant burden on patients, careers and health providers. 522. Geographic atrophy (GA) of the retinal pigment epithelium (RPE) is a devastating complication of age-related macular degeneration (AMD). 30 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Geographic Atrophy – The advanced form of non-neovascular AMD, will have one or more zones of well- demarcated retinal pigment epithelial and/or choriocapillaris atrophy. Permanent J-Code. 79 became effective on October 1, 2023. 2 - other international versions of ICD-10 H47. Patients included in the analysis had geographic atrophy (based on ICD-10 codes) in at least one eye. D75. This is the American ICD-10-CM version of H35. This is the American ICD-10-CM version of H47. 3 GA is estimated to affect ~5. The initial symptom may be found during reading, when one or several letters in a word are “missing. Find out how to define geographic atrophy (GA) and its treatment codes (H35. Applicable To. Outer retinal tubulation (ORT) is a feature of photoreceptor rearrangement after retinal injury. Find out the laterality, staging, and prognosis of GA and how to use it for billing and documentation purposes. Primary optic atrophy, unspecified eye. Synonyms: abnormal rod or cone threshold, absent foveal reflex, acute annular. 8; senilis R54. The 2024 edition of ICD-10-CM H44. 500 results found. Atrophy of scrotum, seminal vesicle, spermatic cord, tunica vaginalis and vas deferens; Chylocele, tunica vaginalis (nonfilarial) NOS;. 21 - Primary optic atrophy. K14. The 2024 edition of ICD-10-CM K14. Classification of Atrophy Meeting Report 5 Jaffe G, Chakravarthy U, Freund K, et al. Geographic atrophy (GA) is a chronic eye condition in which the cells in the retina slowly break down and die. SYFOVRE slowed GA progression with increasing effects. 3 GA is estimated to affect ~5. Changes in the correct visual acuity and reduction in geographic atrophy progression were evaluated. J. Geographic atrophy can affect one or both eyes, and a patient with geographic atrophy in one eye is more likely to develop it in the other. The underlying choroidal vasculature is more prominent when the pigment epithelium is absent or atrophic. 459 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 3124, H35. The 2024 edition of ICD-10-CM K76. 3 Pathophysiology; 3 Symptoms; 4 Diagnosis. H44. Search All ICD-10 Toggle Dropdown. but it’s more descriptive. 52 may differ. Keywords: Age-related macular degeneration; Geographic atrophy; ICD-10; Intermediate AMD. Subscribe to Codify by AAPC and get the code details in a flash. ICD-10-CM Diagnosis Code R19. ophtha. H47. 32 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail. 2019. H44. 18. Subscribe to Codify by AAPC and get the code details in a flash. high blood pressure (hypertension) obesity. 369 may differ. Found in 10% of generation population, more commonly in myopic eyes (40%). Views 176. 3114 became effective on October 1, 2023. Macular degeneration is an eye condition that affects the macula of your retina. The 2024 edition of ICD-10-CM H47. 019 contain annotation back-referencesAreas of geographic atrophy developed over 2 years in 61% of eyes. 521 became effective on October 1, 2023. Other optic atrophy, right eye. 521 may differ. A disorder of the central nervous system characterized by gradual and progressive loss of neural tissue and neurologic function. 22–Degenerative myopia, left eye H44. Purpose of review: This review describes therapeutic research programs for geographic atrophy (GA) due to age-related macular degeneration (AMD). Dry age-related macular. The definition can be expanded to include extrafoveal lesions that would have an impact on vision if superimposed on the foveal region. 40 became effective on October 1, 2023. 30: Unspecified macular degeneration [Geographic atrophy] H35. Purpose: To systematically characterize histologic features of multiple chorioretinal layers in eyes with geographic atrophy, or complete retinal pigment epithelium (RPE) and outer retinal atrophy, secondary to age-related macular degeneration, including Henle fiber layer and outer nuclear layer; and to compare these changes to those in the underlying RPE. Human genetic data support the complement system as a key component of pathogenesis in AMD, which has been further supported by pre-clinical and recent clinical studies. H02. 30 is a billable diagnosis code used to specify a medical diagnosis of unspecified macular degeneration. Age-related macular degeneration (AMD) is a disease that damages photoreceptors, light-sensing nerve cells in the retina, and is a leading cause of vision loss among older adults. 52 may differ. GA may be classified as drusen-related (drusen-associated GA) or neovascularization-related (neovascular-associated GA). Several. The 2024 edition of ICD-10-CM Z90. FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. 20 may differ. , Feb. 312 - other international versions of ICD-10 H05. injury (trauma) of eye and orbit ( S05. 212 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. GA may be classified as drusen-related (drusen-associated GA) or neovascularization-related (neovascular-associated GA). 459 became effective on October 1, 2023. BVMD may progress to geographic atrophy and in some cases is complicated by development of CNV. Geographic atrophy (GA) is a progressive, advanced form of age-related macular degeneration (AMD), and is characterized by irreversible atrophy of the retinal pigment epithelium photoreceptors and choriocapillaris, 1,2 and is therefore associated with significant, irreversible loss of vision. The condition. 3223 - other international versions of ICD-10 H35. 11-13. ophtha. You’ll still have your peripheral vision — what you can see on all sides of the center. Applicable To. 1 Adult-onset foveomacular vitelliform dystrophy;. ICD-10-CM Coding Rules. The U. Déjérine-Sottas disease. high. Dry age-related macular degeneration. About 0. 8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 369 - other international versions of ICD-10 H35. Geographic Atrophy (GA) is an advanced form of dry macular degeneration in which large, well-demarcated sections of the retina stop functioning. 40 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 89 may differ. The 2024 edition of ICD-10-CM H44. 522 for Atrophy of globe, left eye is a medical classification as listed by WHO under the range - Diseases of the eye and adnexa . Food and Drug Administration (FDA) has approved. GA is a leading cause of blindness, impacting more than 1 million individuals in the United States and 5 million individuals worldwide. 20 became effective on October 1, 2023. ↓ See below for any exclusions, inclusions or special. H47. The Food and Drug Administration (FDA) has approved Syfovre ™ (pegcetacoplan injection, for intravitreal use) for the treatment of geographic atrophy (GA) secondary to age. 521 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM H35. Optic atrophy is the final common morphologic endpoint of any disease process that causes axon degeneration in the retinogeniculate pathway. Symptoms of Geographic Atrophy. Applicable To. . The 2024 edition of ICD-10-CM H35. CMS Long Descriptor2. Based on published studies, approximately one. Drusenoid PEDs carry the best visual prognosis. A 'billable code' is detailed enough to be used to specify a medical diagnosis. 89 is a billable diagnosis code used to specify other specified retinal disorders. Geographic atrophy (GA) can develop from both the wet and the dry forms of age-related macular degeneration (AMD). In 10 – 15% of patients with dry AMD, the disease converts to the wet form, which is also an advanced form of AMD. 0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Up to 20%. GA is less common than neovascular AMD and it is responsible for 10-20% of cases of legal blindness in this condition(2,3,4), affecting more than 5 million people wordwilde(5). This tendency, coupled with the use of modern imaging modalities. In retinal images, these regions of dead and dying cells resemble a map, hence the term geographic atrophy. The 2024 edition of ICD-10-CM G31. Geographic atrophy (GA) is generally defined as the advanced or late stage of dry age-related macular degeneration (AMD) with a circular area of atrophy of 175 μm or more. Geographic atrophy (GA) is the advanced form of age-related macular degeneration (AMD). 93) compared with East Asia (based on studies from China, Korea, Hong Kong, Taiwan, and Japan, and the Singapore Chinese Eye Study, 0. The RPE tear rate in eyes with PED in natural history studies has been noted to be between 10% and 12%, but this rate seems to be accelerated after anti-VEGF therapy (up to 17%). Geographic atrophy (GA) is the atrophic late form of AMD and its prevalence increases markedly with age with around 1 in 5 persons aged 85 and above having GA in at least one eye. H02. 1, 2 This currently untreatable disease interferes with everyday activities (e. This new treatment won’t reverse vision loss but may slow the growth of GA lesions by 18% to 22% in the first 12 months. Subscribe to Codify by AAPC and get the code details in a flash. The 2024 edition of ICD-10-CM H35. 521. Around 28% of people with middle stage AMD experience a progression to late stage dry AMD, or geographic atrophy, within 5 years. Ophthalmology Retina , September 2021 Features of age-related macular degeneration (AMD) on OCT were assessed at an international consensus meeting to determine which might convey an increased risk of geographic atrophy (GA) development. 52 : H00-H59. 8 is a valid billable ICD-10 diagnosis code for Other diseases of tongue . 69% among those aged 45–85 years. This is the American ICD-10-CM version of N42. 3114 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Geographic atrophy is a chronic progressive degeneration of the macula and can be seen as part of late-stage age-related macular degeneration (AMD). Report 67028 once with 1 unit. The OCT correlate to the term geographic atrophy, which also is the OCT correlate for the more general term macular atrophy, is called complete RPE. It is defined as a sharply delineated round or oval area of hypopigmentation or depigmentation or absence of the RPE. ICD-10-CM Coding Rules See full list on eyewiki. GA causes impaired visual function and affects more than 5 million people worldwide, including 22% of people over 90 years old. The Food and Drug Administration (FDA) has accepted for Priority Review the New Drug Application (NDA) for pegcetacoplan for the treatment of geographic atrophy (GA). 3110 - H35. Geographic atrophy (GA) is a late-stage manifestation of nonexudative age-related macular degeneration (AMD) that affects nearly 1 million people in the United States (US) and 5 million people worl. The 2024 edition of ICD-10-CM H47. Imaging, biomarkers, disease state, signs and symptoms of Geographic Atrophy. Atrophia - see also Atrophy. Gualino V, Tadayoni R, Cohen SY, et al. cutis senilis L90. Geographic Atrophy – The advanced form of non-neovascular AMD, will have one or more zones of well- demarcated retinal pigment epithelial and/or choriocapillaris atrophy. Geographic atrophy (GA) is a progressive, advanced form of age-related macular degeneration (AMD), and is characterized by irreversible atrophy of the retinal pigment epithelium photoreceptors and choriocapillaris, 1, 2 and is therefore associated with significant, irreversible loss of vision. K14. 292 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Code History. ICD 10 code for Oral submucous fibrosis. Methods : Retrospective analysis was conducted of patients with ICD-10 codes for GA (extrafoveal or foveal) in ≥1 eye from 2016 to 2017 with ≥2 years follow-up. H47. 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)Background and objective: To evaluate the utility of spectral-domain optical coherence tomography biomarkers to predict the development of subfoveal geographic atrophy (sfGA). Methods: We manually delineated color fundus photographs of 209 Age-Related Eye Disease Study (AREDS) participants with GA secondary to age-related macular degeneration to identify total area of atrophy, GA. Purpose: Late-onset central areolar choroidal dystrophy (CACD) may easily be confused with geographic atrophy (GA) in AMD. 522 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. This is the American ICD-10-CM version of H47. Atrophy of tongue papillae. 1111/cxo. G10 Huntington's disease. Geographic atrophy may develop in the macula in patients over 60 and can affect central vision. This is the American ICD-10-CM version of H47. 522 became effective on October 1, 2023. 093 contain annotation back-references that may be applicable to H31. GA leads to significant vision. With. 292 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 3114, H35. 3134 for Nonexudative age-related macular degeneration, bilateral, advanced atrophic with subfoveal involvement is a medical classification as listed by WHO under the range -. In the current therapeutic landscape, intravitreal anti-vascular endothelial growth factor (anti-VEGF) therapies have been central to the management of neovascular AMD (also known as wet AMD), whereas treatments for geographic atrophy have lagged behind. 459 may differ. 1 Geographic tongue Benign migratory glossitis Glossitis areata exfoliativa. ICD-10 code H47. This is the American ICD-10-CM version of H47. 29 - Other optic atrophy. 1. Request a Demo 14. 292–Other optic atrophy, left eye H47. Geographic atrophy (GA) is an advanced stage of age-related macular degeneration (AMD) that leads to gradual and permanent vision loss. This is the American ICD-10-CM version of H05. 3220 is a valid billable ICD-10 diagnosis code for Exudative age-related macular degeneration, left eye, stage unspecified . Geographic atrophy (GA) is an advanced form of dry age-related macular degeneration (AMD), in which local inflammation and hyperactivity of the complement pathway have been implicated in its pathophysiology. The 2024 edition of ICD-10-CM G31. Atrophy of globe, bilateral. The application for the first potential drug indicated for treatment of GA was submitted by Apellis Pharmaceuticals,. 89 became effective on October 1, 2023. 884 MGD, left upper lid. 3123, H35. 119 became effective on October 1, 2023. 291 - other international versions of ICD-10 H47. 291 became effective on October 1, 2023. 091 - other international versions of ICD-10 H31. H35. 2020 Feb;127(2):186-195. 52 for Atrophy of globe is a medical classification as listed by WHO under the range - Diseases of the eye and adnexa . Last updated: September 2023. Disease name: Spinal muscular atrophy ICD 10: G12. Symptoms of Geographic Atrophy. 22 - Hereditary optic atrophy. Other chorioretinal scars, right eye. 4 Accurate documentation of GA is important for patients in clinical trials and for new therapies as. Conclusions: Age-related. The 2024 edition of ICD-10-CM H47. Atrophy of tongue papillae; Geographic tongue; Tabular List of Diseases and Injuries. The 2024 edition of ICD-10-CM H31. This was the first year ICD-10-CM was implemented into the HIPAA code set. 20 [convert to ICD-9-CM] Benign neoplasm of unspecified retina. H35. 119 may differ. 3194: Nonexudative age-related macular degeneration [Geographic atrophy] H35. We performed a retrospective cross-sectional chart review of patients with a diagnosis of exudative AMD (International Classification of Disease 10 code H35. 9 - other international versions of ICD-10 H35. When using code H35. In this condition, the. This is the American ICD-10-CM version of H21. The U. Keywords: Age-related macular degeneration; Geographic atrophy; ICD-10; Intermediate AMD. 7-9% of patients. 0): 545 Connective tissue disorders with mcc; 546 Connective tissue disorders with cc; 547 Connective tissue disorders without cc/mcc; Convert G72. G00-G09 Inflammatory diseases of the central ner. Several patients had optic nerve drusen. Cancer Therapy Advisor; Clinical Advisor;. doi: 10. 292 is a valid billable ICD-10 diagnosis code for Other optic atrophy, left eye . Learn more about ICD-10 codes in the ICD-10-CM for Ophthalmology. H35. Geographic atrophy (GA) secondary to age-related macular degeneration (AMD) is a retinal neurodegenerative disorder. BVMD may progress to geographic atrophy and in some cases is complicated by development of CNV. 10-digit: 73606-020-01 and 11-digit: 73606-0020-01. ICD-1017 and ICD-10-CM (2016)18 ICD-11 Beta Draft21 ICD-10-CM (2017)19,20 and Proposed ICD-11 Current international version of ICD by the WHOsmoking. Age-related macular degeneration (AMD) is the leading cause of blindness in elderly patients [1] and is classified as either non-exudative (i. The symptoms of geographic atrophy range from uncharacteristically slow reading speed to problems with contrast sensitivity, which may make it hard to work in dim lighting. Importance: Sensitive outcome measures for disease progression are needed for treatment trials in geographic atrophy (GA) secondary to age-related macular degeneration (AMD). 32xx). 219 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 32. Introduction. Category Disorders Of The Optic Nerve And The Visual Pathways . 3223 is applicable to adult patients aged 15 - 124 years inclusive. Advances in imaging. Geographic tongue, also known by several other terms, is a condition of the mucous membrane of the tongue, usually on the dorsal surface. 213 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Request a Demo 14 Day Free Trial Buy Now. Open in a separate window. Primary optic atrophy, right eye. H44. Find out the laterality, staging, and prognosis of GA and how to use it for billing and documentation purposes. GA is responsible for 10-20% of blindness in AMD, affecting more than five million people globally. H 35. Bailey Freund, MD,3,4 SriniVas Sadda, MD,5,6 Frank G. These lesions typically appear. 1 Irreversible central vision loss is highly.