does not have to be followed if the original main term provides the correct code. Wherever such a combination exists, there is a “use additional code” note at the etiology code, and a “code first” note at the manifestation code. Influenza immunization. ICD-10-CM Code. 9. In the ICD-10-CM tabular, the coder will see notes under the Category J91. Wherever such a combination exists, there is a “use additional code” note at the etiology code, and a “code first” note at the manifestation code. To assign codes means to determine codes that accurately describe a patient's condition, reflect the highest level of specificity possible, and contain the correct number of characters for that code. About us. Once a code number entry has been located in the Alphabetic Index, the code may be assigned without further verification. They are the same in the sense that two. ICD 10 CM ___________ include the following: Instructional notes, Abbreviations, Cross-reference notes, Punctuation marks, and Relational terms. Includes: The word 'Includes' appears immediately under certain categories to further define, or give examples of, the content of the category. “Code first” and “use additional code” notes are present for some of the diabetes mellitus categories and subcategories. J30. Study with Quizlet and memorize flashcards containing terms like General ICD-10-CM diagnosis guidelines are to be used as a companion to the official version of the ICD-10-CM coding manual, which contains _____ to ensure accurate coding. a group of instructional notes, punctuation marks, abbreviations, and symbols. Invasive. ICD 10 CM ___________ include the following: Instructional notes, Abbreviations, Cross-reference notes, Punctuation marks, and Relational terms. If you see “in diseases classified elsewhere” terminology you will assign two codes, with the manifestation code being sequenced after the underlying condition. 720 c. ICD-10 brought about significant changes to medical coding. b. 0. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. 1 is only reported when the provider documents the medical condition is not related to the pregnancy. This is where you may see a “Use additional” note, or a note that states “Code first”. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. Using the ICD-10-CM Alphabetic Index identify the main term (below) that has an instructional note indicating another main term may also be referenced that may provide additional. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. used in both the Alphabetic Index and Tabular List to guide coders such as instructional notes, punctuation marks, abbreviations, and symbols, etc. 12. Selection of the full code, including laterality and any applicable seventh character, can only be done using: instructional notes. A direct instruction to look elsewhere for a more appropriate code: Describe the cross reference 'see also' To look elsewhere for a code which may be more appropriate : What are the 3 instructional notes: Includes, excludes and use: Describe the instructional note includes: A list of conditions which are associated with the presiding conditionThe ICD-10-CM Index does have instructional notes to code first the underlying infection. In other words, you should code the hypertension (I11. This note instructs you to go to another main term if additional information of the diagnosis cannot be found under the first main term. 9 [ G63]. combination exists there is a “use additional code” note at the etiology code and a “code first” note at the manifestation code. FALSE. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. When the term “and” is used in a statement, it may be interpreted as, “and/or”. -). Basically stated, ICD-10-CM requires you to sequence the underlying condition first “if applicable, followed by the manifestation. Hint: you can locate this instructional note at the beginning of the cardiovascular section. the mainifestaion code will have a "code first" instructional note, and the eitiology code will have a " use additonal code" note in the tabular list. None of these Difficult, abnormal, homogenousStudy with Quizlet and memorize flashcards containing terms like ICD-10-CM codes have more detail than ICD-9-CM codes, The SEE: notes in the Tabular instruct coders to view additional sections of the Tabular. 5 also applies to the following:The main term Fibrosarcoma has a note to see also Neoplasm, connective tissue, malignant. When an includes note appears after the start of a. 0) CONVENTIONS 12 • Instructional Notes •“Code also” ‐alerts coder that more than one code may be required to describe the condition ‐does not provide sequencing directions but provide additional instruction. A combination code is a single code used to classify: Two diagnoses, or A diagnosis with an associated secondary process (manifestation) A diagnosis with an associated complication Combination codes are identified by referring to sub term entries in the Alphabetic Index and by reading the inclusion and exclusion notes in the Tabular List. b. Di category Poo is the Code first. These instructional notes indicate the proper. The manifestation code may. If you see “in diseases classified elsewhere” terminology you will assign two codes, with the manifestation code being sequenced after the underlying condition. -) and then the heart failure (I50. , ICD-10-CM disease and injury codes describe causes of illnesses or clinical symptoms exhibited by the patient,. Notes Excludes 1 Excludes 2 Trauma. TRUE. This helps the coder to choose the most appropriate code for a given diagnosis or condition and ensure accurate coding and billing. TRUE. Review any subterms under the main terms in the Tabular 4. category c. 9 What is the ICD-10-CM code for hives? 4 out of 4 pointsHere are three steps to ensure you select the proper ICD-10 codes: Step 1: Find the condition in the alphabetic index. According to this. 2 25 Excludes _____ note is used when two conditions cannot be used together. False (must go to Tabular) True (bc it's temporary) When seperate codes exist to identify acute and chronic conditions, both conditions are documented, the acute code is sequenced first. , The Includes note is used to define, give examples, or both, of the content of a category of ICD-10-CM or of a block of category codes. appearing. 4. o The underlying condition is sequenced first, Diabetes. These notes are provided to assist the. “See” and “See Also” –The “see” instruction following a main term in theinstructs that two codes may be required to fully describe the condition, but this note does not provide sequencing direction. These instructional notes indicate the proper sequencing order of the codes, etiology followed by. Contains guidelines relevant to: The alphabetic index and tabular list Formal and structure Use of codes for reporting purposes Placeholder character 7th characters Section 1 guidelines also includes coding conventions Instructional notes, punctuation marks, abbreviations, and symbols that are used throughout ICD-10-CM and ICD-10-PCS to. The 7 th character must always be the 7 th character in the data. Heart failure due to hypertension (I11. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. 1 excludes 2 conditions. 8, B96. ↓ See below for any exclusions, inclusions or special notations. 0 is a valid billable ICD-10 diagnosis code for First degree perineal laceration during delivery . These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. 32601, 32604, 32658, 32659, 32661 33015 33010, 33011 33016 Q22) Repair (Closure) may be classified as: Hint: locate the instructional notes before CPT 12001. Question options: oth the Index and Tabular the Index the Tabular List ICD-10-CM coding Nonessential modifiers appear in the Alphabetical Index:. Since they explain the. While these terms may seem very similar, Frady says, the “code first” terminology represents an instructional note while “in diseases classified elsewhere” is actually a part of the code title itself. Assign codes to. 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 . Editor’s note: This is the second of two articles that address International Classification of Diseases, 10th Revision, Clinical Modification (ICD-10-CM) coding conventions and guidelines. Check the solution algebraically . Instructional Notes Notes are listed throughout Volume II of ICD-10-CM. When there is a “code first” note and an underlying condition is present, the underlying condition should be. 1. or an instructional note in the Tabular List. D) Both codes must be used. d. Notice the instructional note here states code first heart failure due to hypertension. As a result, “the classification presumes a causal relationship between the two conditions. Note at the etiology code to alert the coder that a manifestation code is needed. The "Excludes 2" note represents all of the following except _____. 2 but instead with code F52. Alphabetic Index. Want this news delivered to you by email? Sign up for Weekly Recap today!exists there is a 'use additional code' note at the etiology code, and a 'code first' note at the manifestation code. appear in both the Tabular List and Alphabetic Index of ICD-10-CM and provide further instruction for the coder. 4. A. ) Courtesy of the Centers for Medicare & Medicaid Services, 3-1d See Also Instructional Note Another cross-reference note used in ICD-10-CM, the See Also note refers the coder to another location in the Alphabetic Index when the initial listing does not contain all the necessary information to. These instructional note indicate the proper sequencing order of the codes, etiology followed by manifestation, if applicable Underlying condition. Click the card to flip 👆. instructional notes. the coder must follow all _____________ to ensure that more specific subterms or other ______ are not overlooked. There are two types of excludes notes and ICD 10 CM. Code First/Use Additional Code: Appears where additional codes are needed to give a more complete picture of the diagnosis or procedure (example G06). If sepsis was due to COVID-19 and was present on admission, sequence the sepsis code first. 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM) 2017. code set based on a system maintained by the World Health Organization. 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM) 2017. Further review of the codes in this category show that 5 th character 2 indicates second trimester, resulting in code O46. Our query relates to the use of the instructional notes in the tabular list of Diseases, (Volume 1) of ICD-10-AM. Note: A fracture not indicated as displaced or nondisplaced should be coded to displaced . Find the main term in the Alphabetic Index. There are several organ dysfunctions listed it the ICD-10-CM Index, but this list is not an exhaustive list. K52. Question 2. 92XB, which instructional notes appear in the ICD-10-CM conventions? Select all that apply. 9 is a valid billable ICD-10 diagnosis code for Headache, unspecified . The word “with” or “in” (“in” first appeared in the 2018 Guidelines) should be interpreted to mean “associated with” or “due to” when it appears in a code title, the Alphabetic Index, or an instructional note in the Tabular List. 0 also applies to the following: Inclusion term. Select one: True False. With thousands of new and revised ICD-10 codes implemented with the new coding update on October 1, 2016, reviews and audits are essential to identifying patterns, trends, and best practices that affect documentation, coding, training, education, compliance, query practices, data analysis, and more. Give an example of a code that contains an instructional note. Which type of instructional note is used in the Tabular List of Diseases to identify a code for a condition that is a manifestation of an underlying disease? "Code first underlying condition" note. E. The Tabular list can also be used to find the code that corresponds to a specific symptom or body system. Code also any associated: open wound of head (S01. INSTRUCTIONAL NOTES Excludes1&2 Tip: Excludes1: Only 1 code can be used Excludes2: 2 codes can be use if both are appropriate and there is proper documentation for both 11/19/2015 17 INSTRUCTIONAL NOTES • “Code First” & “Use Additional Code” • Used for Sequencing Priority – Found in Tabular What is the intent of the instructional note that appears under the category heading for S04? The “code first” note instructs the coder that the selection of side should be based on the side of the body being affected Codes first any associated intracranial injury. ” Codes with this title are a component of the etiology. True. Wherever such a combination exists, a Use. A type 1 EXCLUDES note is a pure excludes note. Congenital. 1. 1 is a valid billable ICD-10 diagnosis code for Cerebral aneurysm, nonruptured . These instructional notes indicate the proper sequencing order of the codes, etiology followed by. use additional code for. TRUE. These are sequencing instructions that must be followed. 5. The meaning-first approach to reading instruction places the emphasis on getting students engaged in whole, complete texts first then teaching. , ICD-10-CM disease and injury codes describe causes of illnesses or clinical symptoms exhibited by the patient,. Code First. If coded incorrectly and missing the instructional notations, it could result in a claim denial or medical record review. ” Codes with this title are a component of the etiology. N94. Laterality (Left, Right, Bilateral) 2. instructs the coder to select a code to represent the etiology the caused the manifestation. List the instructional note. An "Excludes1 note" under a code indicates that the terms excluded from the code are to be coded elsewhere. If there is a 7th character to assign for an I10 code, but there are only five characters in the terminal code. A9, Other myocardial infarction type. In most cases the manifestation codes will have in the code title, 'in diseases classified elsewhere. This would be reported with a code from the ICD-10-CM chapter entitled: Injury and Poisoning and Certain Other Consequences of External Causes. The myocardium. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. Group of answer choices. Excludes 1: fever and chills. The “code first” note appears in the Tabular List under the manifestation code to identify the condition usually considered the etiologic condition. In the Tabular List the description is Polyneuropathy in other diseases classified elsewhere. "Code, if applicable, any causal condition first" notes indicate that this code may be. ' Codes with this title are a component of the etiology/ manifestation. Instructional Notes General notes Inclusion and exclusion notes Code first notes Use. L50. Code N75. Locate the main term in the alphabetic index, Volume II. To assign a diagnosis code, first. Your exploit code should set the value of %rdi, push the address of fizz() on the stack, and then execute a retq. B) appears in the Index. 1For conditions, the ICD-10-CM has a coding convention where the underlying condition be sequenced first, if applicable, followed by the manifestation. 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 . used in the Tabular listing after a term that is modified by one or more terms following the colon. Some payers are denying claims when heart failure or sepsis codes are sequenced as the principal diagnosis because they are misinterpreting the “code first” note at categories I50, Heart failure, and A41, Other sepsis. FALSE. defines and or gives examples of the content of a particular category. Important. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. This instructional note in Tabular of the I10 directs the coder regarding sequencing? X as a placeholder. Wherever this combination exists, there's a use additional code note at the etiology code, and a code first note at the manifestation code. ICD 10 CM ___________ include the following: Instructional notes, Abbreviations, Cross-reference notes, Punctuation marks, and Relational terms. c. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. would code E85. These instructional notes indicate the proper. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. exists there is a 'use additional code' note at the etiology code, and a 'code first' note at the manifestation code. "In diseases classified elsewhere" codes are never permitted to be used as first listed or principal diagnosis coeds. Refer to the Tabular List and identify the code that contains an instructional note that indicates that two related conditions cannot occur together. 81, Dementia in other diseases classified elsewhere, with behavioral disturbance. Table of Neoplasms. Used to define, give examples, or both, of the content of a category of ICD-10-CM or of a block of category codes. Z63. Identify the first three characters of the code for drainage of right ethmoid. Below are just some of the ICD-10-CM guidelines I use and reference on a regular basis: Guideline Section IA:13 – Etiology/Manifestation Convention – Code first and Use additional code notes are sequencing rules in the classification of certain codes that are not part of an. Inclusion notes. D) appears in both the Index and Tabular and instructs the coder to assign a second code. Excludes2 means that the condition is not a part of the condition that is being represented by the code, but the patient can have both conditions at the same time. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. 1. ICD-10-CM Coding Conventions The conventions for ICD-10-CM are the general rules for using the classification independent of the guidelines. There are also instructional notes to use additional code to identify specific organ dysfunction. Code Also. The list of coded instructions is called Computer program. Your exploit code should set the value of %rdi, push the address of fizz() on the stack, and then execute a retq. 20); 3. Q: In the alphabetic index under the main term “Sepsis,” the word “with” is indented. In most cases the manifestation codes will have in the code title, 'in diseases classified elsewhere. Instructional Notes The CPT codebook will provide a number of notes that will guide you to proper coding assignments. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. General Notes. Explain in a few sentences. For conditions, the ICD-10-CM has a coding convention where the underlying condition be sequenced first, if applicable, followed by the manifestation. Tru/False When seperate codes exist to identify acute & chronic conditions, both conditions are documented, the accurate code is sequenced first? True. Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. What does “code first” mean? There are certain conditions that have instructional notes in the ICD-10-CM tabular/coding conventions that guide the coder in sequencing. 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 . instructs the coder to select a code to represent the etiology that caused the manifestation. When selecting ICD-10-CM codes, instructional notes in both the Alphabetic Index and the Tabular List guide coders. The "code first" note _____. All codes in ICD-10-CM Chapter 10. These instructional notes. ICD-10 new features that differ from ICD-9-CM (locci) 1. What is the purpose of the “code also” instruction in ICD-10-CM? “Code also note indicates that two codes may be required to fully describe a condition. In most cases the manifestation codes will have in the code title, "in diseases. Title of the. 11 ; Code First the Associated neurological condition : 290. The ICD-10-CM is divided into the Alphabetic Index, an alphabetical list of terms and their corresponding code, and the Tabular list, a chronological list of codes divided into chapters based on body system or condition. 1. or an instructional note in the Tabular. The word “with” or “in” should be interpreted to mean “associated with” or “due to” when it appears in a code title, the Alphabetic Index (either under a main term or subterm), or an instructional note in the Tabular List. Question options: oth the Index and Tabular the Index the Tabular List ICD-10-CM coding Nonessential modifiers appear in the Alphabetical Index: Question options: kets [ ] ntheses ( ) colon : comma , The coding _____ for the ICD-10-CM are the general rules for use of the. Wherever such a combination exists, there is a “use additional code” note at the etiology code, and a “code first” note at the manifestation code. These instructional notes indicate the proper sequencing order of the codes, etiology followed by. 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM) 2017. Study with Quizlet and memorize flashcards containing terms like List the three diagnoses that are included as described by the "inclusion note" for code R56. Etiology code is reported first, followed by the manifestation code. 5 out of 2. instructional notes. 2. Instructional Notations. Preview. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. Study with Quizlet and memorize flashcards containing terms like Format. ICD-10-CM; ICD-10-PCS;Wherever such a combination exists there is a "use additional code" note at the etiology code, and a "code first" note at the manifestation code. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. A dash (-) at the end of an Index entry indicates additional characters are required. Dear; Services. After identifying the term, note its ICD-10 code. Now you need to assign a third code for the lifestyle habit you listed in step 5. In the Alphabetic Index both conditions are listed together with the etiology code first followed by the manifestation codes in brackets. appears in the tabular list and is an optional guideline. Instructional Notes General notes Inclusion and exclusion notes Code first notes Use additional code notes, and Code also notes Wherever such a combination exists there is a "Use Additional Code" note at the etiology code, and a "Code First" note at the manifestation code. Code, if applicable, any causal condition. 84) G97. Also indicates the etiology code is to be first listed before the manifestation code. The Code First Instructional Note provides a set of guidelines for developers who want to use this approach. 0 is a valid billable ICD-10 diagnosis code for Atrioventricular block, first degree . and more. These instructional notes indicate the proper sequencing order of the codes, etiology followed by. Correct Answer: d. Colon: used in the Tabular listing after a term that is modified by one or more terms following the colon Conventions: a group of instructional notes, punctuation marks, abbreviations, and symbols. 01. 5. all instructional notes. First, it informs you that two codes may be required. 9 (Diabetes mellitus type 2 without complications) to code this diagnosis. Now that ICD-10-CM is in effect, it is vital to understand some basic rules for applying the code set appropriately. #1. An instructional note will be found at the infection code advising that an additional organism code is required. Code First. Code First: notes appearing in the Tabular section of ICD-10-CM and identifying for the coder the sequence of the code assignment. A combination code is used to classify?Study with Quizlet and memorize flashcards containing terms like Code First, X as a placeholder, Unknown or N/A and more. A patient is admitted to the hospital with pneumonia. This instructional note in Tabular of the 1-10 directs the coder regarding sequencing? Code First. When separate codes exit to identify acute and chronic conditions both condition , both condition. Locating a code in the ICD-10-CM. Instructional notes, punctuation marks, abbreviations, and symbols. Wherever such a combination exists, there is a “use additional code” note at the etiology code, and a “code first” note at the manifestation code. ICD-9-CM Conventions. When sequencing codes for residual , the residual is sequenced second by a late effect code. After locating the term, review the sub terms to find the most specific code available. The code "L05. 3. When you look up this code in the Tabular List, you’ll find the instructional note “Code first underlying neoplasm (C00-D49). ‐) tobacco use (Z72. The term you’re looking for might not be one of the main terms in the index, but it might be listed under one of those main terms. The 7th character must always be the 7th character in the data field. False. The name of a disease, organ, procedure, or body function that is derived from the name of a person, usually a physician or scientist who first identified the condition or devised the object being the name. C16. Excludes. Basically stated, ICD-10-CM requires you to sequence the underlying condition first “if applicable, followed by the manifestation. Index of Diseases and Injury. Code both sequencing the acute first d. [Brackets] are an ICD-10-CM convention indicating the enclosed code is. G20 Parkinson’s disease. 7 th Characters Certain ICD-10-CM categories have applicable 7 th characters. The Code First approach is a popular way of building applications in the Microsoft . 759 d. ICD-10-CM Quiz 1. Following are some of the notes that. a. Choose question tag. 4. There are times when a single condition may require multiple coding. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. Weiter are this latest ICD-10-CM coding tips, mistakes, and instructional cash. All ICD-10-CM Index to Diseases and Injuries subterms associated with an index entry's main term are indented two spaces, with any 2nd and 3rd qualifiers associated with the main term further indented by two and four spaces, respectively. Step 1. The “code first” note appears in the Tabular List under the manifestation code to identify the condition usually considered the etiologic condition. instructional notes. D. True. Use additional code to identify the organism (B95, B96) B. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. ICD-10-CM Official Guidelines for Coding and Reporting FY 2024 Page 8 of 120 5. These notes may be found in both the alphabetic index and the tabular list; typically provide information related to a specific section or subsection. states, “the word “with” or “in” should be interpreted to mean “associated with” or “due to” when it appears in a code title, the Alphabetic Index (either under a main term or subterm), or an instructional note in the Tabular List. You will also find instructional notes that say code first or use additional code. "traffic signs" to guide coders: instructional notes, punctuation marks, abbreviations, and symbols. “Code, if applicable, a causal condition first” note indicates that a code from category R35 may be assigned as a first-listed or principal diagnosis when the causal condition is unknown or not applicable. 9 is a valid billable ICD-10 diagnosis code for Allergic rhinitis, unspecified . For such codes, there is a "use additional code" note at the etiology code and a "code first" note at the manifestation code, and the rules for sequencing apply. Wherever such a combination exists, there is a “use additional code” note at the etiology code and a “code first” note at the manifestation code. The appropriate 7th character is to be added to each code from category S62: A Initial encounter for closed fracturecoding conventions (rules) usually found at the beginning of CM/PCS coding manuals general rules used in classification, independent of coding guidelines incorporated into CM/PCS instructional notes general coding conventions: + default codes - in CM, a code listed next to a main term in CM indexes; represents that condition is most commonly. Inpatient Coding Support;F43. 32 terms. 1 For conditions, the ICD-10-CM has a coding convention where the underlying condition be sequenced first, if applicable, followed by the manifestation. The Code First note instructs the coder to select a code to represent the etiology that caused the _____. Group of answer choices. punctuations, symbols, typefaces and instructional notes appearing in the beginning of ICD-9-CM. These. note is a cross reference term to look elsewhere in the Alphabetic Index. The first one is completed for you. The two codes must appear in the correct order. True. 9 is a valid billable ICD-10 diagnosis code for Acute upper respiratory infection, unspecified . A query may be necessary to clarify if the. When the term “and” is used in a statement, it may be interpreted as, “and/or”. general notes, inclusion and exclusion notes, code first notes, use additional code notes, and code also notes. An Excludes 2 Note. “Sequela” replaces “late effect” terminology from ICD-9. N94. ICD-10-CM Chapter 18, Symptoms, Signs, and Abnormal Clinical and Laboratory Findings, NEC contains ill-defined conditions that do NOT fit anywhere else in ICD-10-CM. M10. E78. - (amyloidosis) first and then code H42 (glau-coma in diseases classified elsewhere) on the claim form. 891) tobacco dependence (F17. section d. 810 b. These instructional notes indicate the proper sequencing order of the codes, etiology followed by manifestation. For such conditions the ICD-10-CM has a coding convention that requires the underlying condition be sequenced first followed by the manifestation. The first step in coding is to locate the main term in the Alphabetic Index. 16.