ICD chapter 21 includes all except
**Core Concept**
ICD-10 (International Classification of Diseases, 10th Revision) is a comprehensive coding system used worldwide for classifying diseases, symptoms, and procedures. Chapter 21 of the ICD-10 is specifically dedicated to Factors influencing health status and contact with health services. This chapter includes various external causes of morbidity and mortality that are not directly related to the disease process itself.
**Why the Correct Answer is Right**
Chapter 21 of the ICD-10 encompasses a wide range of factors that influence health status, including external causes of injury, poisoning, and other adverse events. This chapter includes codes for factors such as:
* **External causes of injury** (e.g., traffic accidents, falls, drowning)
* **Poisoning** (including substance abuse and adverse reactions to medications)
* **Complications of medical and surgical care** (e.g., hospital-acquired infections, surgical complications)
* **Late effects of injury, poisoning, and other external causes** (e.g., long-term consequences of a head injury)
**Why Each Wrong Option is Incorrect**
**Option A:** This option is not provided, so we will proceed with the other options.
**Option B:** This option is also not provided, so we will proceed with the next available option.
**Option C:** This option is not provided, so we will proceed with the next available option.
**Option D:** This option is not provided, so we will proceed with the next available option.
**Clinical Pearl / High-Yield Fact**
When coding external causes of injury or poisoning, it's essential to use the most specific code available, as this will affect the accuracy of morbidity and mortality statistics.
**Correct Answer:** Not available in the provided question.