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[1] [2] [3] In the elderly, xerosis, is the most common cause for an itch due to the degradation of the skin barrier over time. [4] However, the cause of senile pruritus is not clearly known. [5] Diagnosis is based on an elimination criteria during a full body examination that can be done by either a dermatologist or non-dermatologist physician ...
Itch originating in the skin is known as pruritoceptive, and can be induced by a variety of stimuli, including mechanical, chemical, thermal, and electrical stimulation, or infection. The primary afferent neurons responsible for histamine -induced itch are unmyelinated C-fibres .
Iron-deficiency anemia is anemia caused by a lack of iron. [3] Anemia is defined as a decrease in the number of red blood cells or the amount of hemoglobin in the blood. [3] When onset is slow, symptoms are often vague such as feeling tired, weak, short of breath, or having decreased ability to exercise. [1]
The most common type, atopic dermatitis, causes chronic itchy and dry and cracked skin, and it is strongly associated with allergies such as asthma or hay fever.
Pernicious anemia is the most common cause of clinically evident vitamin B 12 deficiency worldwide. [14] Pernicious anemia due to autoimmune problems occurs in about one per 1000 people in the US. Among those over the age of 60, about 2% have the condition. [8] It more commonly affects people of northern European descent. [2]
But people with untreated walking pneumonia are at risk of developing more serious complications, including asthma attacks, encephalitis (swelling of the brain), hemolytic anemia (too few red ...