For many parents it is easy to think that they understand what is good for their kids. Especially if they have a lot of children, a lot of people assume that they are simpler ways to detect illnesses and that particular symptoms indicate similar problems each time. Actually there can be a significant deal of nuance among other reasons for particular symptoms, which is why if your child has any of the following injury or illness, it is advisable to consult a pediatrician immediately:
A fever that does not break
Kids get fevers relatively often especially at a tender age. This can be sign of fighting off illnesses. The truth is, if a 
parent took their children each time they had a fever, those doctor’s offices would be constant full of people. The signs of serious fever, however occur when fever does not subside even after taking a pin reliever or if it persists for more than a day. In this case it is advisable to seek medical attention.
Abdominal pain
It can be difficult to detect the reasons for some symptoms, especially when a kid is not old enough to know what is going on. Some abdominal pains can be explained easily by non-harmful causes like growing pains or gas, but a long-lasting and strong abdominal pain can be the result of an inflamed appendix. It this pain is more intense or more persistent, it is advisable to see a doctor so that he or she can confirm whether or not the pain is harmless.
Difficulty swallowing
It can be difficult to know If a child of a young age is having difficulty swallowing, especially if it is not accompanied by a sore throat. If a kid looks uncomfortable or distressed when swallowing, it can indicate a lot of causes that need immediate attention. They could have something stuck in their throat, or even be having strong allergic reaction to something they have consumed.
Strange rashes
New parents assume that rashes come with territory. A child’s skin is more susceptible to irritation, and playing outside can result in the occurrence of harmless redness or irritation. The time to have a pediatrician examine a rash is when the rash is unidentifiable or strange. This could include when it is oddly colored or it affect the skin’s texture or cause a lot of pain to the child.