Ace the Codes: Master the 2024 Medical Coding Practice Test with Flair!

Main terms in the Alphabetic Index in ICD-9-CM primarily aid in locating disease conditions. The Alphabetic Index is structured to help healthcare professionals find the specific diagnosis codes that match a patient's condition or illness. By using main terms in the Alphabetic Index, coders can quickly navigate and locate the appropriate code for the patient’s specific disease. This aids in accurate coding and billing for medical services rendered. Therefore, the correct answer is B. While anatomic descriptions, treatment procedures, and external causes of injury can also be referenced in the Alphabetic Index, the primary focus and main purpose of the index is to assist in locating disease conditions for accurate coding and classification.