Simple upper body wasting type

Simple weight loss includes physical weight loss and exogenous weight loss. Systemic wasting is mainly non-progressive wasting and has a certain hereditary nature. Exogenous weight loss is usually affected by various factors such as diet, habits and psychology. Insufficient food intake, partial eclipse, anorexia, missed meals, irregular lifestyle and lack of exercise and other dietary habits as well as psychological stress such as high work stress, mental stress and excessive fatigue are all causes of exogenous weight loss. Simple upper body wasting is a manifestation of progressive lipodystrophy. Progressive lipodystrophy is a rare autonomic nervous system disease characterized by metabolic disorders of adipose tissue. The clinical and histological characteristics are slowly progressive bilateral distribution, basically symmetrical, well-defined, subcutaneous adipose tissue atrophy or Disappear, sometimes combined with adipose tissue hypertrophy and hypertrophy. Due to the different scope of fat atrophy, it can be divided into localized lipodystrophy (Simons disease or head and chest lipodystrophy) and systemic lipodystrophy (Seip-Laurence syndrome).