Dr. Sandra Green practices Pediatrics near Lexington, KY.
Types of Skin Lesions. Two types of skin lesions exist: primary and secondary. Primary skin lesions are abnormal skin conditions present at birth or acquired over oneâs lifetime. Birthmarks are primary skin lesions. Other types include:1  blisters: also called vesicles; these are small lesions filled with a clear fluid. 2  Vesicles can be the result of sunburns, steam burns, insect bites, friction from shoes or clothes, and viral infections. 3  macule: freckles and flat moles.ypes of Skin Lesions. Two types of skin lesions exist: primary and secondary. Primary skin lesions are abnormal skin conditions present at birth or acquired over oneâs lifetime. Birthmarks are primary skin lesions. Other types include:
Skin lesions have a wide variety of causes. The most common causes of skin lesions are injury, aging, infectious diseases, allergies, and small infections of the skin or hair follicles.Chronic diseases such as diabetes or autoimmune disorders can cause skin lesions.Skin cancer or precancerous changes also appear as skin lesions.kin lesions may be caused by another illness including: Bacterial infection, such as scarlet fever, or meningococcal meningitis, a serious condition caused by group A Streptococcus, can cause a skin rash.