Trophic ulcers occur more often in the elderly due to acute or chronic venous or arterial insufficiency, more often - in women. There are varicose, ischemic and neurotrophic ulcers.
Angiokeratoma occurs due to epithelial swelling and the formation of subepidermal extensions of capillary cavities, which is accompanied by reactive changes in the epidermis.
Vasculitis (synonym: angiitis of the skin) - skin diseases, in the clinical and pathomorphological picture of which the primary and leading link is the nonspecific inflammation of the walls of vessels of different caliber skin.
Halits are chronic, more often inflammatory diseases of the lips of different etiology and pathogenesis. Among them, there are diseases in which a change in the lips is only one of the symptoms of known dermatitis. These include atopic cheilitis, eczema of the lips, and others.
Leukoplakia is a chronic disease of the mucous membrane of the mouth and lips, resulting from an exogenous stimulus, and characterized by keratinization of the mucous membrane. It occurs on all continents. Men are sick 2 times more often than women, at the age of 40-70 years.
The causes and pathogenesis of acute vulvar ulcers have not been established. It is suggested that this disease is caused by Bacillus crasus, the Epstein-Barr virus.
Poikiloderma is a collective term, the essential signs of which are atrophy, spotted or reticular pigmentation and telangiectasia. At the same time, miliary lichenoid nodules, tender, thin scales and small petechial hemorrhages may occur.
Many dermatologists suggest an infectious theory of skin atrophy of idiopathic progressing. The efficacy of penicillin, the development of the disease after a tick bite, the positive inoculations of pathological material from patients with healthy confirm the infectious nature of dermatosis
Idiopathic atrophodermia Pasini-Pierini (synonyms: superficial scleroderma, flat atrophic morphae) is a superficial large-sparse atrophy of the skin with hyperpigmentation.
Skin atrophy occurs due to disruption of the structure and function of the connective skin and is clinically characterized by thinning of the epidermis and dermis. The skin becomes dry, transparent, wrinkled, gently folded, hair loss and telangiectasia are often noted.
