Final answer:
In the patient's medical history, the recent weight loss of 20 pounds without being on a diet would be documented in the General Health section.
Step-by-step explanation:
In the patient's medical history, you would document the recent weight loss of 20 pounds without being on a diet in the General Health section. This section typically includes information about the patient's overall health, recent changes in weight, and any chronic conditions or illnesses.
Documenting the weight loss in the medical history is important as it can provide valuable information for healthcare professionals to determine the potential causes or underlying conditions that may be contributing to the weight loss. It can help guide further investigation and treatment options if necessary.