Not sure if this is a tad late or not... But I'd be concerned for consistent right sided stomach tenderness or rebound. If it started recently, you could potentially have appendicitis or a burst appendix. You could also have some bowel issues affecting the right side or some sort of gallbladder issues like cholecystitis (however pain can be felt in the right shoulder at the same time).
In other words, I recommend going to the emergency room... Appendicitis is a very serious and potentially dangerous concern.
Answer:
an ear infection, consequence of other previous infection
Explanation:
In some cases, when the babies start with respiratory infections, the antibiotic can act in the respiratory system, but if there is some bacteria that can travel to the ears and grow over there, it can reproduce and cause an ear infection, as a consequence of a bad treatment of a bad care of the first infection.
Answer: If Shayna is continuously being bothered by these remarks then she should as him to stop. If that does not work or if it starts getting physical she should report it to an older person she can trust if she is a minor, if not then report it to the authorities.