Also known as Numbness, Loss of feeling, and Anesthesia
Hypoesthesia (or hypesthesia) refers to a reduced sense of touch or sensation, or a partial loss of sensitivity to sensory stimuli. In everyday speech this is sometimes referred to as "numbness".Source: Wikipedia
The most common causes of loss of sensation are carpal tunnel syndrome, mononeuritis, and chronic back pain. Other possible causes, such as complex regional pain syndrome, are more rare.
Within all the people who go to their doctor with loss of sensation, 51% report having paresthesia, 45% report having symptoms of the face, and 37% report having headache.
Patients with loss of sensation often receive radiographic imaging procedure, hematologic tests, complete blood count, plain x-ray, electrocardiogram, glucose measurement, x-ray computed tomography and kidney function tests .
The most commonly prescribed drugs for patients with loss of sensation include trifluoperazine (stelazine), medrysone ophthalmic, lyme disease vaccine, quinacrine, acetaminophen / chlorpheniramine / phenylpropanolamine, gadopentetate dimeglumine (magnevist), amprenavir, calcifediol, acetaminophen / pentazocine, methyltestosterone (android), dextran 1, rotigotine (neupro) and rifabutin .
Groups of people at highest risk for loss of sensation include age 45-59 years. On the other hand, age 1-4 years and age < 1 years almost never get loss of sensation.