Retinal dystrophy: Retinal dystrophy refers to a degeneration of the retina, specialized tissue in the back of the eye that transforms light into visual impulses, which travels to the brain through the optic nerve.
Truncal obesity: Abdominal obesity, colloquially known as belly fat or clinically as central obesity, is the accumulation of visceral fat resulting in an increase in waist size. There is a strong correlation between central obesity and cardiovascular disease. The absolute waist circumference (>102 centimetres (40 in) in men and >88 centimetres (35 in) in women) and the waist-hip ratio (>0.9 for men and >0.85 for women) are both used as measures of central obesity.
Weight conditions: Disorders affecting body weight, including overweight and underweight conditions.