CSTR Exam Study Guide Part 4 with Complete Solutions

Injury cause code, external ranges for Trauma - ANSWER-A00-T88.9, Z00-Z99 When assigning procedure codes, letters ___ and ___ are not used? a. O & I b. K & V c. M & P d. L & C - ANSWER-a. O & I (these letters are too close to the numbers zero and one) Sequelae - ANSWER-Pathological condition "commonly resulting" from the actual disease, process, injury or trauma. This is not to be confused with complications. Anatomy of an ICD-10-PCS - ANSWER-1-Section,2-Body System,3-Root Operation,4-Body Part,5-Approach,6-Device,7-Qualifier If the intent of the incident is unknown or unspecified? - ANSWER-code as accidental In ICD-1O-PCS what is the 7th character? a. X b. M c. Z d. N - ANSWER-c. Z The value Z is used as the 7th character to indicate a specific device or qualifier does not apply to the procedure. Uncal herniation,transtentorial - ANSWER-(cerebellum)-Code ICD-10- Cord Contusion = AIS code of .5 squared 25 ISS score. ICD-10 Coding - ANSWER-a classification system that groups health related conditions and procedures for statistical and billing purposes. Types of ICD-10 Codes - ANSWER-There are 3 primary sections in PCS (Primary Coding System). Medical and Surgical (Largest Section in PCS). Medical and Surgical Related. Ancillary ICD-10 Medical and Surgical Section - ANSWER-All Codes in Medical and Surgical Section begin with 0 (zero), the first character in a PCS Code represents the section, there are 31 body systems in Medical and Surgical Section. ICD-10 Body System - ANSWER-Anatomical Region procedures are performed on multiple body parts and through various types of structures. ICD-10 Body Part - ANSWER-Indicates site of the body on which the procedure was performed (example: liver,upper lung,skin of back,etc.) ICD-10 Device Characters - ANSWER-Used only to specify the devices that remain after the procedure is completed. Four General Types:Grafts and Prostheses, Implants, Simple or Mechanical Appliance and Electronic appliance (drainage device, monitoring device,etc.) ICD-10-CM - ANSWER-3-7 characters in length, no procecure codes, Alphanumerical, 1st character is letter, use of decimal after 3rd character, X & A (new in ICD-10-used as placeholders), "placeholders" used in certain codes in ICD-10-CM to allow for future expansion, A: Initial Encounter-the patient is receiving active treatment for a condition (active treatment), D: Subsequent Encounter:Receiving routine care for the condition during the healing for the condition during the healing or recovery phase (Cast change/removal),S: Sequela-Assigned when the patient has complications or conditions that arise as a direction result of a consition (scar;left w/scar;deformity in walk) ICD-10-CM Code Structure - ANSWER-3-7 Characters: 1st Character: Always alpha (A-Z, except u). 2nd Character: Always numeric. 3rd-7th Characters: Alpha or numeric. First 3 characters: Category. 4th-6th Characters: Describe etiology, anatomic site, severity, and such. 7th Character: Added information for obstetrics, injuries, external causes or injury and such. ICD-10-CM Classification - ANSWER-arranges dx and injuries into groups Y92.0 - ANSWER-Non institutional (private) residence Y92.1 - ANSWER-Institutional (non-private) residence Y92.2 - ANSWER-School, Other Institutional and Public Administrative Y92.3 - ANSWER-Sports and athletic area Y92.4 - ANSWER-Street,Highway, other paved road Y92.5 - ANSWER-Trade and service area Y92.6 - ANSWER-Industrial construction area Y92.7 - ANSWER-Farm Y92.8 - ANSWER-Other Places Y92.9 - ANSWER-Unspecified