Lhermitte's sign should cause you to consider that the patient might have

Explanation:

Lhermitte’s sign is the sudden unpleasant electrical sensation running down the back and limbs when the neck is flexed .

The sign suggest lesions in upper cervical spinal cord.

Lhermitte’s sign suggests that the patient might have Transient radiation myelopathy

It is a form of myelopathy characterized by Lhermitte’s sign which results in unpleasant electric-shock sensation running down the extremities when the neck is flexed.

This sign is also present in some patients with multiple sclerosis and transverse myelitis.

Typical flu symptoms include fever, cough, sore throat, muscle aches, headaches, runny or stuffy nose, fatigue and, sometimes, vomiting and diarrhea, according to the CDC. Flu symptoms often come on suddenly. Most people who get the flu will recover in less than two weeks. But in some people, the flu causes complications, including pneumonia. So far this flu season, about 1% of people in the United States have developed symptoms severe enough to be hospitalized. And the overall hospitalization rate in the U.S. this season is 61 hospitalizations per 100,000 people.e flu (also called influenza)

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