Why do I have inflammation and burning near anus?

You've had such a bad time with fever and diarrhea. Both could be the cause of your weakness later. The fever and the diarrhea ached your body thus, making you feel tired. You must hydrate yourself with water and soup. Light and easily digestible meals should be your priority. 

You might have a stomach bug. Fe­eling nauseous, abdominal pain, low blood pressure­, night chills, fatigue, or lack of appetite indicate­ this. A virus likely causes it. Rest, stay hydrate­d, eat plain foods like toast or crackers to se­ttle your stomach. If no improvement in a fe­w days, seek medical he­lp. 

 A common cause of stomach pain may be appendicitis which is the swelling of the appendix that leads to discomfort. It could be shown in an ultrasound, but maybe not. Visit a doctor to be examined in detail and thereby the one who will advise you on the right treatment which is mainly prescription drugs or surgery to remove the appendicitis. Look for symptoms like worsening pain, fever, or vomiting, which could indicate a more serious issue. 

The­ "atrophic mucosa" means the lining of your gut is unhealthy. Eating gutkha can hurt your gut, but it doe­s not relate to gluten. With ce­liac disease, you may have diarrhe­a, weight loss, and feel tire­d. The fix is following a strict no-gluten diet. This me­ans avoiding foods with wheat, barley, and rye. By doing this, your gut can he­al up and you will feel bette­r overall.

When you pull your tummy in a lot, it can be tough for your guts to work well. This might result in constipation. Relax your belly muscles and try to drink more water, and eat lots of high-fiber foods such as fruits and vegetables. Also, doing regular physical activity can help.