70. 89 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Geographic Atrophy (GA) is an advanced form of dry macular degeneration in which large, well-demarcated sections of the retina stop functioning. Geographic atrophy (GA) affects 5 million individuals worldwide and is an advanced stage of dry age-related macular degeneration (AMD), leading to vision loss and accounting for 20% of legal blindness cases in North America. 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 . 3110 - H35. Numerator. (VA), contrast threshold, critical print size, or incidence of geographic atrophy. ICD-10 code H44. ICD-10 code H47. This is the American ICD-10-CM version of H35. [1][2] Degenerating photoreceptors are arranged in a circular or tubular fashion. Conclusions: Age-related. ICD 10 code for Oral submucous fibrosis. At the initial visit, 19 of the eyes had vision better than 20/200. 52 may differ. A type 2 excludes note represents "not included here". OMIM. 9 may differ. Geographic atrophy causes vision loss that gets worse over time. The following code (s) above H44. Systematic review methodology: Relevant publications on Age-Related Macular Degeneration that were published until 2014. 312 became effective on October 1, 2023. This condition indicates a deficiency in the number of nerve fibers which arise. Similarly, claims data is dependent on ICD coding, which can be highly variable and inconsistent. 351 - other international versions of ICD-10 H35. 019 may differ. Subscribe to Codify by AAPC and get the code details in a flash. Introduction Geographic atrophy (GA) is considered the late stage of the dry form of age-related macular degeneration (AMD)(1). ICD-10; CME/CE; MPR App; Haymarket Medical Network. 21–Degenerative myopia, right eye H44. 091 - other international versions of ICD-10 H31. Officials with the FDA have approved pegcetacoplan injection (Syfovre; Apellis Pharmaceuticals) as the first and only treatment for geographic atrophy (GA) secondary to age-related macular degeneration. 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. Showing 1-25: ICD-10-CM Diagnosis Code N26. The 2024 edition of ICD-10-CM H31. Geographic tongue is characterized by areas of atrophy and depapillation (loss of papillae), leaving an erythematous. The clinical manifestations of non-exudative AMD range from incidental findings of drusen to geographic atrophy causing significant vision loss, and. Several. The 2024 edition of ICD-10-CM H47. 119 may differ. 019 contain annotation back-referencesAreas of geographic atrophy developed over 2 years in 61% of eyes. ICD-10-CM Code. 019 may differ. A meta-analysis of the global prevalence of any stage of AMD among 129,664 individuals was 8. 1 became effective on October 1, 2023. Availabl e at: w. Keenan. 30 is a billable diagnosis code used to specify a medical diagnosis of unspecified macular degeneration. 884 MGD, left upper lid. 15 is an approximate match for comparison and conversion purposes. It is found in the 2023 version of the ICD-10 Clinical Modification (CM) and can be used in all HIPAA-covered transactions from Oct 01, 2022 - Sep 30, 2023 . 293 may differ. With considerable interpatient variability in the rate of GA progression due to lesion characteristics, information characterizing the disease burden is limited. Complement C3 Inhibitor Pegcetacoplan for Geographic Atrophy Secondary to Age-Related Macular Degeneration: A Randomized Phase 2 Trial Ophthalmology . The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. ICD-10 Classification. 3134 ICD-10 code H35. Chorioretinal atrophy (CR) is the result of loss of the choriocapillaris, Retinal Pigment Epithelium (RPE), and the outer layers of the sensory retina. 9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. K31. 81 - other international versions of ICD-10 G32. Request a Demo 14 Day Free Trial Buy Now. Geographic atrophy (GA) is an advanced form of age-related macular degeneration (AMD) that leads to progressive and irreversible vision loss. 522 became effective on October 1, 2023. 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. This is the American ICD-10-CM version of H31. H02. 532 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Chorioretinal Atrophy. 319 may differ. 3. 219 became effective on October 1, 2023. 292 may differ. BILLABLE | ICD-10 from 2011 - 2016. 89 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 18. 1 Retrospective data analysed from multicentre clinical trials demonstrate the necessity of long term follow-up of patients treated with anti-vascular endothelial growth factor (anti-VEGF) agents, both to monitor long. 50 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. A 'billable code' is detailed enough to be used to specify a medical diagnosis. 091 became effective on October 1, 2023. Plasma from subjects with GA,. 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. 29 - other international versions of ICD-10 H47. , the development and enlargement of atrophy outside the fovea with involvement of the. 1, 2 Although atrophic lesions typically appear first in the perifoveal macula, sparing the foveal center, over time these lesions. This is the American ICD-10-CM version of H44. Example of retinal pigment epithelial loss associated with retinal features in antiangiogenic therapy of neovascular age-related macular degeneration. [1] It is a well circumscribed, bilateral and symmetrical lesion with loss of retinal and choroidal tissue in the macular area. 291 may differ. S. 07. Last updated: September 2023. ICD-10 code H44. If two injections are performed the same day — one treatment for geographic atrophy and a second with an anti-VEGF — due to the MUE, only one injection can be paid. H31. 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. Macular degeneration is an eye condition that affects the macula of your retina. H31. Late indications are much more pronounced than early ones. A glare makes it harder to see. This is the American ICD-10-CM version of H44. Added HCPCS J2781. heart disease. images of patients with geographic atrophy enrolled in the international, multicentre FILLY trial (NCT02503332). 269 became effective on October 1, 2023. 3 GA is estimated to affect ~5 million people worldwide, 4 and to account for. Engl. This is the American ICD-10-CM version of H35. ICD-10 code H44. Diseases of the nervous system. Other disorders of globe. 17, 2023 (GLOBE NEWSWIRE) -- Apellis Pharmaceuticals, Inc. 019 - other international versions of ICD-10 H31. The information provided is subject to change without notice and should be verified by the provider for each patient. ICD-10. FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. However, around 10% of all AMD-related vision loss of 20/200 or worse is due to geographic atrophy of the foveal center. 89 is grouped within Diagnostic Related Group (s) (MS-DRG v41. ICD-10-CM Coding Rules. 3112,Purpose: Geographic atrophy (GA) is an advanced form of nonexudative age-related macular degeneration (AMD) that lacks treatment options. M62. This is the American ICD-10-CM version of H47. K14. Excluded from the analysis were those with neovascular age-related macular degeneration (nAMD, wet AM) in the study eye prior to first recorded GA diagnosis during the study period, which spanned from early 2016 to late 2017. Introduction. 41 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail. Retinal pigment epithelial atrophy. Atrophy of the optic disk which may be congenital or acquired. Introduction. Up to 20%. 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. Age-related macular degeneration (AMD) is a multifactorial disease and a leading cause of vision impairment in elderly people in Western society. Other optic atrophy, right eye. 23–Degenerative myopia, bilateral. No ICD-10 codes exist specifically for Retinal Pigment Epithelial Tears. L. Geographic atrophy (GA) is a chronic eye condition in which the cells in the retina slowly break down and die. Age-related macular degeneration; Geographic atrophy Other optic atrophy, right eye. 522 is a billable ICD code used to specify a diagnosis of atrophy of globe, left eye. ICD-10-CM Code. 1. NUMERATOR NOTE: Denominator Exception(s) are determined on or any date during the performance period prior to the date of the denominator eligible encounter. Introduction. With additional follow-up, the large increase in the incidence of choroidal neovascularization observed within 18 months of. 1) K06. 82 per 1000 persons; 95% CI, 1. 219 became effective on October 1, 2023. Open in a separate window. Findings include numerous small yellow drusen on examination, which are more obvious on fundus auto-fluorescence. g. H35. The wet form of. 291–Other optic atrophy, right eye H47. 292 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 882 MGD, right lower lid. Geographic atrophy (GA) can develop from both the wet and the dry forms of age-related macular degeneration (AMD). 2% in the GA:GA cohort and 30. Normally, EFEMP1 is widely expressed. Nonexudative AMD Nonexudative (dry or atrophic) AMD accounts for 90 percent of all 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 362. Apellis Pharmaceuticals. We performed a retrospective cross-sectional chart review of patients with a diagnosis of exudative AMD (International Classification of Disease 10 code H35. 89 may differ. The 2024 edition of ICD-10-CM H31. 1 AMD is the leading cause of permanent vision loss in people over the age of 65 in developed countries, 2 and the risk of developing AMD increases with age. ICD-10 codes covered if selection criteria are met [covered for ages 65 and above only]: H35. 9 - other international versions of ICD-10 H35. 10-digit: 73606-020-01 and 11-digit: 73606-0020-01. A Yes. Resources to learn about geographic atrophy. The term was introduced by Gass in 1973 to refer to one or more circumscribed areas of atrophy in the macula that may gradually enlarge and coalesce ( 1 ). It is defined as a sharply delineated round or oval area of hypopigmentation or depigmentation or absence of the RPE. Age-related macular degeneration; Geographic atrophy. Dry age-related macular degeneration. 2019 Sep;39(9):1664-1671. 522 may differ. 11-13. 292–Other optic atrophy, left eye H47. 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. 0): 124 Other disorders of the eye with mcc or thrombolytic agent. Background. H35. This is the American ICD-10-CM version of H44. Because it causes damage (or degeneration) to cells. Post hoc analysis of a phase 3 multicenter, prospective, randomized, double-masked, active treatment-controlled clinical trial. BVMD may progress to geographic atrophy and in some cases is complicated by development of CNV. Learn how to code for dry and wet AMD, including geographic atrophy (GA), using the ICD-10 codes H35. The 2024 edition of ICD-10-CM H35. Ophthalmology. This is the American ICD-10-CM version of H31. 211 became effective on October 1, 2023. 019 became effective on October 1, 2023. 212 may differ. 22, P ¼Search Results. 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. Med. Geographic atrophy is a chronic, progressive condition with no effective treatment, resulting in a poor prognosis and significant unmet needs. Introduction. Introduction. 522 is a valid billable ICD-10 diagnosis code for Atrophy of globe, left eye . 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. H47. Geographic tongue, also known by several other terms, is a condition of the mucous membrane of the tongue, usually on the dorsal surface. 019 became effective on October 1, 2023. 5. 3123, H35. 79 - other international versions of ICD-10 K13. Primary optic atrophy, left eye. 2019 Sep;102(5):455-462. on August 16, 2023. I CD-10-CM diagnosis codes have been updated for the first time in five years, effective October 1. 211 may differ. Right purtscher retinopathy (eye condition) Right retinal nerve fiber layer myelinated. 5; ICD-11: 9B70; OMIM: 153700; UMLS: C0339510; MeSH: -GARD: 182; MedDRA: -Summary. Atrophic age-related macular degeneration. 2 In contrast to neovascular AMD, which is characterized by acute vision loss, GA is a. 5 ICD-10 code M62. Geographic atrophy (GA) is an advanced form of age-related macular degeneration (AMD), characterized by progressive and irreversible loss of photoreceptors, retinal pigment epithelium (RPE), and choriocapillaris. K14. The initial symptom may be found during reading, when one or several letters in a word are “missing. 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 . Geographic atrophy (GA) is an advanced form of age-related macular degeneration (AMD) that leads to progressive and irreversible loss of visual function. 351. 9 may differ. Geographic atrophy (GA) is a late-stage of dry age-related macular degeneration (AMD). 88A MGD, Right upper and lower lids. 89 - other international versions of ICD-10 K76. The result is a “window view” of the choroid and sometimes the sclera. Applicable To. Applicable To. 8 became effective on October 1, 2023. Background. 52 - other international versions of ICD-10 H44. This is the American ICD-10-CM version of H05. Introduction. 31 2024 ICD-10-CM Diagnosis Code H35. Hypertrophic neuropathy of infancy. Bacterial vaginitis in pregnancy; Bacterial vaginosis; Bacterial vaginosis in pregnancy. 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. 459 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. H47. 500 results found. H35. 3134 is applicable to adult patients aged 15 - 124 years inclusive. On the pages of a book, it may seem like certain letters are missing when you look straight at the page. 20 - other international versions of ICD-10 H47. GA is distinct from wet or neovascular AMD (nAMD), the other form of advanced AMD. 2 [convert to ICD-9-CM] Postmenopausal atrophic vaginitis. Additionally, we identified dAMD categories through use of physician ICD-9/10 coding practices, whereas the AREDS study defined AMD categories using drusen size. ICD-10. 1, 2 This currently untreatable disease interferes with everyday activities (e. This study explores whether any surrogate biomarkers are specifically associated with GA. ↓ See below for any exclusions, inclusions or special notations. Your symptoms will correspond with where you are in the geographic atrophy disease process. injury (trauma) of eye and orbit ( S05. The start date was selected based on the availability of the ICD-10 code for GA, confirming disease severity and eye laterality. The atrophy is called geographic because confluent loss of the. 21 - Primary optic atrophy. 119 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The underlying choroidal vasculature is more prominent when the pigment epithelium is absent or atrophic. Geographic atrophy was more prevalent in South Asia (based on studies from India and Nepal, 3. Fluorescein. 3223 is applicable to adult patients aged 15 - 124 years inclusive. 3133, H35. Patients included in the analysis had geographic atrophy (based on ICD-10 codes) in at least one eye. 101 - H31. We characterized dAMD by distribution of visual acuity (VA) categories and evaluated VA progression risk by disease stage. cdc. H47. Answer: As of October 2018 MGD now has its own ICD-10 code: H02. With. 8 is a billable diagnosis code used to specify other diseases of tongue. Showing 1-25: ICD-10-CM Diagnosis Code N95. This is the American ICD-10-CM version of H31. 211 for Primary optic atrophy, right eye is a medical classification as listed by WHO under the range - Diseases of the eye and adnexa . 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. This is the American ICD-10-CM version of H21. At first presentation, more than 30% of incident geographic atrophy (GA) was within the foveal region, and patients with extrafoveal GA developed it within the fovea after approximately 5 years, according to findings published in JAMA Ophthalmology. 1. Geographic atrophy (GA), the advanced form of nonexudative age-related macular degeneration (atrophic AMD, aAMD), is a major cause of central visual loss in people aged > 60 years. 51. This is the American ICD-10-CM version of H47. 20 [convert to ICD-9-CM] Benign neoplasm of unspecified retina. 89 - other international versions of ICD-10 D75. G11 Hereditary ataxia. thickening or geographic atrophy or hemorrhage AND the level of macular degeneration severity during one or more office visits within the 12 month performance period. 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. No abstract available. Chorioretinal Atrophy. Toggle navigation. *Dose descriptor is assigned by CMS; please see full prescribing information for approved dosing. PurposeThe purpose of the study was to investigate the association between area and presence of geographic atrophy (GA) and renal function, as measured by glomerular filtration rate (GFR). *Dose descriptor is assigned by CMS; please see full prescribing information for approved dosing. 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. Geographic atrophy (GA) is an advanced form of age-related macular degeneration (AMD), characterized by atrophic lesions that first start in the outer retina. 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. Atrophy of tongue papillae; Geographic tongue; Tabular List of Diseases and Injuries. The retina appears to have microcysts, especially in the macula, and the outer retina is thinned. This is the American ICD-10-CM version of H31. Glossitis. H35. CPT Code3. 89 may differ. 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). 522 for Atrophy of globe, left eye is a medical classification as listed by WHO under the range - Diseases of the eye and adnexa . The last stage of dry AMD is called geographic atrophy. GA leads to significant vision. Resources to learn about geographic atrophy. The degeneration and thinning of the epidermis and dermis. However, most patients retain. Imaging, biomarkers, disease state, signs and symptoms of Geographic Atrophy. 093 contain annotation back-references that may be applicable to H31. 52 contain annotation back-references that may be applicable to H44. Clinical severity. Although GA affects the foveal center, the scotoma—the blind spot—can deepen around the area of the foveal. Geographic atrophy (GA) is an advanced form of age-related macular degeneration (AMD), characterized by progressive and irreversible loss of the retinal pigment epithelium, photoreceptors, and underlying choriocapillaris. 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. Because this is a new code, geographic atrophy is included in VEHSS as a subgroup of dry-form AMD. -) A disorder characterized by loss of optic nerve fibers. Which eye is being treated should be indicated by the treatment ICD 10 code for macular degeneration. Doyne Honeycomb Retinal Dystrophy is characterized by an autosomal dominant mutation in the EFEMP1 gene, specifically a single missense Arg345Trp (R345W) mutation in exon 10. Geographic atrophy (GA), also known as atrophic age-related macular degeneration (AMD) or advanced dry AMD, is an advanced form of age-related macular degeneration that can result in the progressive and irreversible loss of retinal tissue ( photoreceptors, retinal pigment epithelium, choriocapillaris) which can lead to a loss of visual function. ” Geographic atrophy (GA) is the advanced atrophic form of age-related macular degeneration (AMD). 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. This may be due to loss of circulation from the choriocapillaris or from an inflammatory event. Request a Demo 14 Day Free Trial Buy Now. The conversion to wet AMD can occur at any stage of dry AMD, but is more likely in. 1, 2, 3 Over 5 million patients worldwide are estimated to have GA, with 1 million in the United States alone. L91. H44. doi: 10. About 0. Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes. The 2024 edition of ICD-10-CM H31. 2024 ICD-10-CM Range H00-H59. 1 AMD is the leading cause of permanent vision loss in people over the age of 65 in developed countries, 2 and the risk of developing AMD increases with age. 1,2 Several studies of the natural history of dry AMD support the observation that the area of RPE atrophy is typically preceded by large drusen. Use Additional. 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. This is the American ICD-10-CM version of H47. 4 became effective on October 1, 2023. 29 may differ. 3113, H35. 31e1. Patients and methodsWe retrospectively identified patients aged 50-90 years who were assigned an ICD-9 diagnosis code for age-related macular generation. 351 may differ. 31: Nonexudative age-related macular degeneration:. 8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 09 - other international versions of ICD-10 G31. 0 may differ. 0 - other international versions of ICD-10 K76. 9 [convert to ICD-9-CM] Malignant neoplasm of tongue, unspecified. 091 may differ. Subscribe to Codify by AAPC and get the code details in a flash. The definition can be expanded to include extrafoveal lesions that would have an impact on vision if superimposed on the foveal region. Geographic atrophy (GA) is considered the late stage of the dry form of age-related macular degeneration (AMD) (1). ICD-9-CM 362. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2023 through September 30, 2024. Toggle navigation. Atrophic vaginitis; Atrophy of vagina; Senile (atrophic) vaginitis. Synonyms: acquired anomaly of tongue, acquired hypertrophy of tongue, acquired. Age-related macular degeneration is a potentially progressive maculopathy characterized by drusen formation, macular pigmentary changes, geographic atrophy, and neovascularization of the choriocapillaris with exudation. Sudden-onset of blurring or distortion of vision is often the presenting symptom in the neovascular form. I tell thee it is always advancing. The 2024 edition of ICD-10-CM H35. INSTRUCTIONS: This measure is to be submitted a minimum of . That’s important information. 500 results found. GA mainly occurs in people over the age of 60 who have age-related macular degeneration (AMD). 3 Hypertrophy of tongue papillae . 30 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. H44. 30: Unspecified macular degeneration [Geographic atrophy] H35. The 2024 edition of ICD-10-CM K14. Drusen-related GA remains a large public health concern due to the. G12 Spinal muscular atrophy and related syndromes. Dry age-related macular. (ICD-10-CM): H35. 9 became effective on October 1, 2023. H35. 213 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. H47. H44. 81 may differ. Example of retinal pigment epithelial loss associated with retinal features in antiangiogenic therapy of neovascular age-related macular degeneration. This is the American ICD-10-CM version of H44. ICD-10-CM Code for Nonexudative age-related macular degeneration, bilateral H35. Geographic atrophy (GA) is a late-stage form of age-related macular degeneration (AMD) characterized by progressive degenerative lesions affecting photoreceptors, retinal pigment epithelium (RPE), and choriocapillaris primarily in the macula [1,2,3,4,5]. This is the American ICD-10-CM version of H35. The 2024 edition of ICD-10-CM H44. S. 2 - other international versions of ICD-10 H47. 22 - Hereditary optic atrophy. 292 - other international versions of ICD-10 H47. 521 may differ. Short description: Muscle wasting and atrophy, NEC, left upper arm The 2024 edition of ICD-10-CM M62.