 [ Symptoms ] does tea tree oil prevent head lice i really need to know if tea tree oil prevent head lice [ Disease ] appendagitis is basically where fleshy finger shaped growths on the outside of the large intestines called appendages get infected or inflamed these appendages are not entirely understood they may serve as padding in the abdominal cavity but when they are inflamed they can cause trouble appendagitis is a legitimate medical condition but a gi doctor is more likely to know what it is the exploratory surgery is probably to find out the size and location of these appendages and possibly to remove them the colonoscopy could come out normal looking because the appendages are on the outside of the large intestine not the inside as for your friend is symptoms they all lead to each other appendagitis could cause all the things you mention