Hirsutism - excessive hairiness in women, expressed by the appearance of mustaches and beards, the growth of hair on the trunk and extremities, arises from the excess of androgen circulating in the blood (male sex hormones).
Jaundice coloration of the skin can be observed as a result of an increase in the blood content of bilirubin, with the most yellow jaundice appears on the sclera, then it spreads to the mucous membrane of the oral cavity (primarily the sublingual region, the tongue bridle), the skin of the face, palms, and other areas.
Cyanosis (Greek kyanos- dark blue) is a cyanotic shade of the skin and mucous membranes, caused by an increase in the amount of reduced (depleted oxygen) hemoglobin or its derivatives in small vessels of various parts of the body. Usually cyanosis is most noticeable on the lips, nail beds, ear lobes, gums.
Permanent and often increasing paleness of the skin occurs when the hemoglobin content in the blood decreases (anemia), for example, in acute blood loss or various blood diseases.
In people with a labile autonomic nervous system, blushing and redness of the skin can alternate due to fluctuations in tone, and, consequently, blood filling of small arteries and arterioles of the skin.
Itching of the skin can be a symptom of skin or systemic disease. Well-known diseases that cause intense itching are scabies, pediculosis, insect bites, hives, allergic or contact dermatitis, lichen planus, sweating and herpetiform dermatitis.
