Pellagra is defined by the systemic disease resulting from niacin deficiency, and it is characterized by diarrhea, dermatitis, dementia, and death, which usually appear in this order. GI tract symptoms always precede dermatitis, or, according to Rille, Pellagra begins in the stomach.ackground. Pellagra is clinically manifested by the 4 D' s: photosensitive dermatitis, diarrhea, dementia, and death. The full tetrad of symptoms is usually not well developed in infants and children. This vitamin deficiency responds to treatment with nicotinic acid.
Business Environment Defined. Business environment is the sum total of all external and internal factors that influence a business. You should keep in mind that external factors and internal factors can influence each other and work together to affect a business.
Running an environmentally friendly business helps you reduce your impact on the environment and preserves natural resources.Your business can help the environment in many ways. For example, you can: 1  use products that reduce your reliance on natural resources (e.g. rainwater tanks, solar hot water systems).2  use products that are made from recycled material (e.g. office supplies made from recycled plastic, furniture made from recycled rubber).mproves sustainability. Reducing the environmental impact of your business will improve the sustainability of your business. If you are less dependent on natural resources than your competitors and have ways to deal with rising costs due to climate change, your business will have a greater chance of long-term success.