Dr. Sita is unable to determine a clear diagnosis for her patient’s severe headaches. She creates a list of probable causes such as stress, diet, and concussion. Dr. Sita’s approach is known as

Differential diagnosis is the process of listing and considering several possible causes of a patient’s symptoms before settling on one diagnosis. Dr. Sita considers stress, diet, and concussion as possible explanations for the severe headaches, so her approach is differential diagnosis.

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